AVIGEN INC \DE
10-K/A, 1997-10-24
IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES
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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                   -----------
                                   FORM 10-K/A
                                   -----------


(MARK ONE)

[X]  ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
     EXCHANGE ACT OF 1934

                    FOR THE FISCAL YEAR ENDED JUNE 30, 1997.

                                       OR

[ ]  TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
     EXCHANGE ACT OF 1934
     FOR THE TRANSITION PERIOD FROM _______________ TO ________________.


                         COMMISSION FILE NUMBER 0-28272

                                  AVIGEN, INC.
             (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)

         DELAWARE                                             13-3647113
(STATE OR OTHER JURISDICTION OF                             (I.R.S. EMPLOYER
INCORPORATION OR ORGANIZATION)                             IDENTIFICATION NO.)

                       1201 HARBOR BAY PARKWAY, SUITE 1000
                            ALAMEDA, CALIFORNIA 94502
              (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES AND ZIP CODE)

                                 (510) 748-7150
              (REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE)

                                   ----------

          SECURITIES REGISTERED PURSUANT TO SECTION 12(b) OF THE ACT:

    TITLE OF EACH CLASS           NAME OF EACH EXCHANGE ON WHICH REGISTERED
           NONE

           SECURITIES REGISTERED PURSUANT TO SECTION 12(g) OF THE ACT:


                          Common Stock, $.001 par value
                                (TITLE OF CLASS)

     Indicate by check mark whether the registrant (1) has filed all reports
required to be filed by Sections 13 of 15(d) of the Securities Exchange Act of
1934 during the preceding 12 months (or for such shorter period that the
registrant was required to file such reports), and (2) has been subject to such
filing requirements for the past 90 days. Yes [X]  No [ ]

     Indicate by check mark if disclosure of delinquent filers pursuant to Item
405 of Regulation S-K is not contained herein, and will not be contained, to the
best of registrant's knowledge, in definitive proxy or information statements
incorporated by reference in Part III of this Form 10-K/A or any amendments to
this Form 10-K/A. [X]

     The aggregate market value of the voting stock held by nonaffiliates of the
registrant as of September 22, 1997, was approximately $32,798,610 based upon
the closing sale price of the registrant's Common Stock as reported on the
NASDAQ National Market System on such date. The number of outstanding shares of
the Registrant's Common Stock as of September 22, 1997 was 7,288,580.


                       DOCUMENTS INCORPORATED BY REFERENCE

     Parts of the following documents are incorporated by reference into Parts
III and IV of this Form 10-K/A Report: The definitive Proxy Statement for the
Registrant's Annual Meeting of Stockholders scheduled to be held on November 20,
1997.

================================================================================




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                          ANNUAL REPORT ON FORM 10-K/A
                     FOR THE FISCAL YEAR ENDED JUNE 30, 1997

                                TABLE OF CONTENTS

<TABLE>
<CAPTION>
                                                                                 Page
<S>                                                                              <C>
PART I
        Item 1.      Business ..................................................    8
        Item 2.      Properties ................................................   21
        Item 3.      Legal Proceedings .........................................   21
        Item 4.      Submission of Matters to a Vote of Security Holders .......   21

PART II
        Item 5.      Market for Registrant's Common Equity and Related 
                       Stockholder Matters .....................................   21
        Item 6.      Selected Financial Data ...................................   22
        Item 7.      Management's Discussion and Analysis of Financial 
                       Condition and Results of Operations .....................   23
        Item 8.      Financial Statements and Supplementary Data ...............   24
        Item 9.      Changes in and Disagreements with Accountants on 
                       Accounting and Financial Disclosure .....................   24
PART III
        Item 10.     Directors and Executive Officers of the Registrant ........   25
        Item 11.     Executive Compensation ....................................   25
        Item 12.     Security Ownership of Certain Beneficial Owners and 
                       Management ..............................................   25
        Item 13.     Certain Relationships and Related Transactions ............   25

PART IV
        Item 14.     Exhibits, Financial Statement Schedules and Reports on 
                       Form 8-K ................................................   25
</TABLE>




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     Except for the historical information contained herein, this report
contains forward-looking statements that involve risks and uncertainties. The
Company's actual results could differ materially from those discussed here.
Factors that could cause or contribute to such differences include, but are not
limited to, those discussed under the heading "Risk Factors."

                                     PART I

RISK FACTORS

     This section briefly discusses certain risks that should be considered by
stockholders and prospective investors in the Company. Many of these risks are
discussed in other contexts in other sections of this report.


EARLY STAGE OF DEVELOPMENT; TECHNOLOGICAL UNCERTAINTY

     Gene therapy is a new and rapidly evolving technology. To date, there has
been only limited research and development in gene therapy using AAV vectors.
The Company is not aware of any gene therapy products which have obtained
marketing approval from the United States Food and Drug Administration ("FDA").
Because there is only limited research regarding the safety and efficacy of AAV
vectors, the Company believes that clinical trials will proceed more slowly than
clinical trials involving traditional drugs and biologics.

     Avigen is at an early stage of development. All of the Company's potential
products are in research or early preclinical development. There can be no
assurance that the Company's research and development activities will be
completed successfully or will support the initiation of clinical trials or that
any proposed products will prove to be efficacious or safe. Before obtaining
regulatory approval for the commercial sale of any of its products under
development, the Company must demonstrate through preclinical studies and
clinical trials that the proposed product is safe and efficacious for its
intended use. None of the Company's proposed products has been tested in humans.
There can be no assurance that the Company will not encounter problems with the
clinical trials which will require the Company to delay, suspend or terminate
such trials. All of the Company's products in research and development may prove
to have undesirable and unintended side effects or other characteristics that
may prevent or limit their commercial use. Even if successfully developed, there
can be no assurance that any potential products will be cleared for marketing by
United States or foreign regulatory authorities or that such products can be
manufactured at acceptable cost or that any approved products can be
successfully marketed. Products resulting from the Company's research and
development efforts, if any, are not expected to be commercially available and
revenues from the sale of any such products are not expected for at least the
next several years.

HISTORY OF LOSSES

     To date, the Company has been engaged in research and development
activities and has not generated any revenues from product sales. The process of
developing the Company's products will require significant research and
development, preclinical testing and clinical trials, as well as regulatory
approval. These activities, together with the Company's general and
administrative expenses, are expected to result in operating losses for the
foreseeable future. The Company's ability to achieve profitability is dependent,
in part, on its ability to successfully complete development of its proposed
products, obtain required regulatory approvals and manufacture and market its
products directly or through partners. There can be no assurance that the
Company will achieve revenues or profitability in the future.

FUTURE CAPITAL NEEDS; UNCERTAINTY OF ADDITIONAL FUNDING

     The Company will require substantial additional funding in order to
complete the research and development activities currently contemplated and to
commercialize its proposed products. The Company anticipates that its existing
capital resources will be adequate to fund its capital needs for at least the
next 12 months. The Company's future capital requirements will depend on many
factors, including continued scientific progress in research and development
programs, the scope and results of preclinical studies and clinical trials, the
time and costs involved in obtaining regulatory approvals, the costs involved in
filing, prosecuting and enforcing patent claims, competing technological
developments, the cost of manufacturing scale-up, the cost of commercialization
activities and other factors which may not be within the Company's control.

     The Company intends to seek additional funding through public or private
equity or debt financing, when market conditions allow. If additional funds are
raised by issuing equity securities, further dilution to the existing
stockholders may result. There can be no assurance that the Company will be able
to enter into such collaborative or financing arrangements on acceptable terms
or at all. Without such additional funding, the Company may be required to
delay, reduce the scope of or eliminate one or more of its research or
development programs.



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NEED FOR ESTABLISHMENT OF CORPORATE PARTNER RELATIONSHIPS

     The Company does not currently have a corporate partner relationship with
respect to any of its technologies or potential products. Given the very high
cost of funding clinical trials and bringing a proposed product through the
governmental approval process to the commercial market, the Company believes
that successful development and commercialization of its technologies and
products will depend in large part on the establishment of one or more such
relationships. There can be no assurance that the Company will be able to
establish such relationships on favorable terms, if at all. In addition, the
failure to raise needed future capital could put the Company at a disadvantage
with respect to negotiating favorable terms with such potential corporate
partners.

NEED TO OBTAIN RIGHTS TO PROPRIETARY GENES AND TECHNOLOGY

     A number of the gene sequences or proteins encoded by certain of those
sequences that the Company is investigating or may use in its products are or
may become patented by others. As a result, the Company may be required to
obtain licenses to such gene sequences or proteins or other technology in order
to test, use or market such products. For example, in connection with its anemia
program, the Company anticipates that it may need to obtain a license to a gene
for erythropoietin. There can be no assurance that the Company will be able to
obtain such a license on terms favorable to the Company, if at all. In
connection with the Company's efforts to obtain rights to such gene sequences or
proteins, the Company may find it necessary to convey rights to its technology
to others.

     The Company has entered into agreements for the license from third parties
of certain technologies related to its gene therapy product development
programs. Certain of these license agreements provide for the achievement of
development milestones at various times beginning in February 1997, which were
amended extending the date to December 31, 1997. In the event the Company fails
to achieve such milestones or to obtain extensions, certain of the license
agreements may be terminated by the licensor with relatively short notice to the
Company. Termination of any of the Company's license agreements could have a
material adverse effect on the Company's business.

     Some of the Company's gene therapy products may require the use of multiple
proprietary technologies. Consequently, the Company may be required to make
cumulative royalty payments to several third parties. Such cumulative royalties
could be commercially prohibitive. While the Company believes the third parties
will be motivated to adjust the royalty structure under such circumstances,
there can be no assurance that the Company will be able to successfully
negotiate such royalty adjustments.

UNCERTAINTY OF MARKET ACCEPTANCE

     The Company's success is dependent on acceptance of its gene therapy
products. The Company believes that recommendations by physicians and health
care payors will be essential for market acceptance of its gene therapy
products. In the past, concerns have arisen regarding the potential safety and
efficacy of gene therapy products derived from pathogenic viruses such as
retroviruses and adenoviruses. While the Company's proposed gene therapy
products are derived from AAV which is a non-pathogenic virus, there can be no
assurance that physicians and health care payors will conclude that the
technology is safe. In addition, health care payors can indirectly affect the
attractiveness of the Company's proposed products by regulating the maximum
amount of reimbursement they will provide for such proposed products. There can
be no assurance that the Company's products will achieve significant market
acceptance among patients, physicians or third party payors, even if necessary
regulatory and reimbursement approvals are obtained. Failure to achieve
significant market acceptance will have a material adverse effect on the
Company's business, financial condition and results of operations.

GOVERNMENT REGULATION

     The production and marketing of the Company's proposed products and its
ongoing research and development activities are subject to extensive regulation
by governmental authorities in the United States and foreign countries. At the
present time, the Company believes that its products will be regulated as
biologics by the FDA and comparable foreign regulatory bodies. Gene therapy is,
however, a relatively new technology and has not been extensively tested in
humans. The regulatory requirements governing gene therapy products are
uncertain and are subject to change. No gene therapy products have been approved
to date in the United States or any foreign country. Failure to comply with
applicable FDA or other applicable regulatory requirements may result in
criminal prosecution, civil penalties, recall or seizure of products, total or
partial suspension of production or injunction, as well as other regulatory
action against the Company.

     The Company is currently conducting preclinical studies and is planning
clinical trials of its AAV vectors. Prior to marketing in the United States, any
drug developed by the Company must undergo rigorous preclinical and clinical




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testing and an extensive regulatory approval process implemented by the FDA
under the federal Food, Drug and Cosmetic Act. Satisfaction of such regulatory
requirements, which includes satisfying the FDA that the product is both safe
and efficacious, typically takes several years or more depending on the type,
complexity and novelty of the product, and requires a substantial commitment of
resources. The Company may encounter significant delays or excessive costs in
its efforts to secure regulatory approvals, particularly because gene therapy is
a novel method of treatment and regulatory requirements are evolving and
uncertain. Preclinical studies must be conducted in conformance with the FDA's
Good Laboratory Practices regulations. Before commencing clinical trials, the
Company must submit to and receive FDA authorization of an investigational new
drug application ("IND"). There can be no assurance that submission of an IND
would result in FDA authorization to commence clinical trials.

     Clinical trials must meet FDA regulatory requirements for Institutional
Review Board ("IRB") oversight and informed consent and good clinical practice
regulations. The Company has limited experience in conducting preclinical
studies and no experience in conducting clinical trials necessary to obtain
regulatory approval. There can be no assurance that those clinical trials can be
conducted at preferred sites, sufficient test subjects can be recruited or
clinical trials will be started or completed successfully in a timely fashion,
if at all. Furthermore, the FDA may suspend clinical trials at any time if it
believes the subjects participating in such trials are being exposed to
unacceptable health risks or if it finds deficiencies in the IND or conduct of
the investigation. There can be no assurance that the Company will not encounter
problems in clinical trials which cause the Company or the FDA to delay, suspend
or terminate such trials.

     In addition to the FDA requirements, the National Institutes of Health
("NIH") has established guidelines for research involving recombinant DNA
molecules, which are utilized by the Company in its research. These guidelines
apply to recombinant DNA research which is conducted at or supported by the NIH.
Under current guidelines, proposals to conduct clinical research involving gene
therapy at institutions supported by the NIH must be approved by the NIH's
Recombinant DNA Advisory Committee.

     There can be no assurance that any product developed by the Company will
prove to be safe and efficacious in clinical trials or will meet all of the
applicable regulatory requirements necessary to receive marketing approval. Data
obtained from preclinical and clinical activities are susceptible to varying
interpretations which could delay, limit or prevent regulatory approvals. If
regulatory approval is granted for a product, such approval will be limited to
those disease states and conditions for which the product is useful, as
demonstrated through clinical trials. Furthermore, approval may require ongoing
requirements for postmarketing studies. Even if a product is approved for
marketing, the product, its manufacturer and its manufacturing facilities are
continuously subject to review and periodic inspections. Discovery of previously
unknown problems with a product, manufacturer or facility may result in
restrictions on such product or manufacturer, including withdrawal of the
product from the market.

     In order to market its products outside of the United States, the Company
also must comply with numerous and varying foreign regulatory requirements,
implemented by foreign health authorities, governing the design and conduct of
human clinical trials and marketing approval. The approval procedure varies
among countries and can involve additional testing, and the time required to
obtain approval may differ from that required to obtain FDA approval. The
foreign regulatory approval process includes all of the risks associated with
obtaining FDA approval set forth above, and approval by the FDA does not ensure
approval by the health authorities of any other country.

UNCERTAINTY OF PRODUCT PRICING AND THIRD PARTY REIMBURSEMENT

     The business and financial condition of biotechnology companies such as the
Company are affected by the efforts of government and third party payors to
contain or reduce the cost of health care through various means. In the United
States, there have been and will continue to be a number of federal and state
proposals to implement government control on pricing. In addition, the emphasis
on managed care in the United States has increased and will continue to increase
the pressure on the pricing of pharmaceutical products. While the Company cannot
predict whether any legislative or regulatory proposals will be adopted or the
effect such proposals or managed care efforts may have on its business, the
announcement of such proposals or efforts could have a material adverse effect
on the Company's ability to raise capital, and the adoption of such proposals
could have a material adverse effect on the Company's business, financial
condition and results of operations. In addition, in both the United States and
elsewhere, sales of medical products and treatments are dependent, in part, on
the availability of reimbursement to the consumer from third-party payors, such
as government and private insurance plans. Third-party payors are increasingly
challenging the prices charged for medical products and services. If the Company
succeeds in bringing its proposed products to the market, there can be no
assurance that these products will be considered cost-effective and that
reimbursement to the consumer will be available or will be sufficient to allow
the Company to sell its products on a competitive basis.



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COMPETITION

     The field of gene therapy is new and rapidly evolving, and is expected to
undergo significant technological change in the future. The Company believes its
primary competitors in the AAV gene therapy market are Genetic Therapy, Inc.
(acquired by Sandoz, Ltd.), Genzyme Corporation, and Targeted Genetics
Corporation. In addition, competition from fully integrated pharmaceutical
companies and other biotechnology companies is expected to increase,
particularly as large pharmaceutical companies acquire smaller gene therapy
companies. Most of these companies have significantly greater financial
resources and expertise than the Company in research and development,
preclinical studies and clinical trials, obtaining regulatory approvals,
manufacturing, marketing and distribution. One of these companies is supporting
clinical studies for use of AAV vectors in the treatment of cystic fibrosis.
Smaller companies may also prove to be significant competitors, particularly
through collaborative arrangements with large pharmaceutical companies. Academic
institutions, governmental agencies and other public and private research
organizations also conduct research, seek patent protection and establish
collaborative arrangements for product development and marketing. In addition,
these companies and institutions compete with the Company in recruiting and
retaining highly qualified scientific and management personnel.

     The Company is aware that other companies are conducting clinical trials
and preclinical studies for viral and non-viral gene therapy products. These
companies include Cell Genesys, Inc., GeneMedicine, Inc., Systemix, Inc.,
Viagene, Inc. (acquired by Chiron Corporation) and Vical Incorporated. Avigen
believes the primary competitive factors for success in the gene therapy field
will be product efficacy, safety, manufacturing capability, the timing and scope
of regulatory approvals, the timing of market introduction, marketing and sales
capability, reimbursement coverage, price and patent position. There can be no
assurance that the Company's competitors will not develop more effective or more
affordable products, or achieve earlier product commercialization than the
Company.

UNCERTAIN PROTECTION OF INTELLECTUAL PROPERTY; POSSIBLE CLAIMS OF OTHERS

     To date, the Company has filed a number of patent applications in the
United States relating to the Company's technologies. In addition, the Company
has acquired exclusive and non-exclusive licenses to certain issued patents and
pending patent applications. There is no assurance that patents will issue from
these applications or that any patent will issue on technology arising from
additional research or, if patents do issue, that claims allowed will be
sufficient to protect the Company's technologies.

     The patent application process takes several years and entails considerable
expense. The failure to obtain patent protection on the technologies underlying
the Company's proposed products may have a material adverse effect on the
Company's competitive position and business prospects. Important legal issues
remain to be resolved as to the scope of patent protection for biotechnology
products, and the Company expects that administrative proceedings, litigation or
both will be necessary to determine the validity and scope of its and others'
biotechnology products. Such proceedings or litigation may require a significant
commitment of the Company's resources in the future. If patents can be obtained,
there can be no assurance that any such patents will provide the Company with
any competitive advantage. For example, there can be no assurance that others
will not independently develop similar technologies, others will not duplicate
any technology developed by the Company, or any such patent will not be
invalidated in litigation. In addition, two of the Company's patent applications
are co-owned with co-inventors. Under the terms of agreements with such
co-inventors, the Company has an option to obtain an exclusive, worldwide,
transferable, royalty-bearing license for such technology, and is currently in
discussions with one of the co-inventors to obtain such a license. In the event
the Company is unable to negotiate exclusive rights to such co-owned technology,
each co-inventor may have rights to independently make, use, offer to sell or
sell the patented technology. Commercialization, assignment or licensing of such
technology by a co- inventor could have a material adverse effect on the
Company's business, financial condition and results of operations.

     There can be no assurance that third parties will not assert patent or
other intellectual property infringement claims against the Company with respect
to its products or technology or other matters. There may be third-party patents
and other intellectual property relevant to the Company's products and
technology which are not known to the Company. Although no third party has
asserted that the Company is infringing such third party's patent rights or
other intellectual property, there can be no assurance that litigation asserting
such claims will not be initiated, that the Company would prevail in any such
litigation, or that the Company would be able to obtain any necessary licenses
on reasonable terms, if at all. Any such claims against the Company, with or
without merit, as well as claims initiated by the Company against third parties,
can be time-consuming and expensive to defend or prosecute and to resolve. If
competitors of the Company prepare and file patent applications in the United
States that claim technology also claimed by the Company, the Company may have
to participate in interference proceedings declared by the Patent and Trademark
Office to determine priority of invention, which could result in substantial
cost to the Company, even if the outcome is favorable to the Company. In




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addition, to the extent outside collaborators apply technological information
developed independently by them or by others to the Company's product
development programs or apply Avigen's technologies to other projects, disputes
may arise as to the ownership of proprietary rights to such technologies.

     The Company also relies on a combination of trade secret and copyright law,
employee and third-party nondisclosure agreements and other protective measures
to protect intellectual property rights pertaining to its products and
technologies. There can be no assurance that these measures will provide
meaningful protection of the Company's trade secrets, know-how or other
proprietary information in the event of any unauthorized use, misappropriation
or disclosure of such trade secrets, know-how or other proprietary information.
In addition, the laws of certain foreign countries do not protect the Company's
intellectual property rights to the same extent as do the laws of the United
States. There can be no assurance that the Company will be able to protect its
intellectual property successfully.

LACK OF MANUFACTURING AND SALES AND MARKETING EXPERIENCE

     The Company has no experience in, and currently lacks the resources and
capability to, manufacture or market any of its proposed products on a
commercial basis. In addition, the Company's proprietary process for
manufacturing AAV vectors has not yet implemented the FDA's regulations
concerning Current Good Manufacturing Practices ("cGMP"). Initially, the Company
anticipates that it will be dependent to a significant extent on collaborative
partners or other entities for commercial scale manufacturing of its products.
In the event the Company decides to establish a commercial scale manufacturing
facility, the Company will require substantial additional funds and personnel
and will be required to comply with extensive regulations applicable to such
facility. There can be no assurance that the Company will be able to develop
adequate commercial manufacturing capabilities either on its own or through
third parties. In addition, the Company does not anticipate establishing its own
sales and marketing capabilities in the foreseeable future. There can be no
assurance that the Company will be able to develop adequate marketing
capabilities either on its own or through third parties.

DEPENDENCE ON KEY PERSONNEL

     The Company is highly dependent on certain members of its management and
research and development staff. The loss of any of these persons could have a
material adverse effect on the Company's business. In addition, the Company
relies on consultants and advisors to assist the Company in formulating its
research and development strategy. Recruiting and retaining qualified technical
and managerial personnel will also be critical to the Company's success. There
can be no assurance that the Company will be successful in attracting and
retaining skilled personnel who generally are in high demand in the
pharmaceutical and biotechnology industries. The loss of certain key employees
or the Company's inability to attract and retain other qualified employees could
have a material adverse effect on the Company's business. A majority of the
Company's scientific advisors are engaged by the Company on a consulting basis
and are employed on a full-time basis by employers other than the Company and
some have consulting or other advisory arrangements with other entities that may
conflict or compete with their obligations to the Company.

SIGNIFICANT PRODUCT LIABILITY RISK; LIMITED INSURANCE COVERAGE

     The manufacture and sale of medical products entail significant risk of
product liability claims. The Company currently does not carry product liability
insurance although it intends to obtain such coverage prior to commencing
clinical trials. There can be no assurance that such coverage will be adequate
to protect the Company from any liabilities it might incur in connection with
the use or sale of the Company's products. In addition, the Company may require
increased product liability coverage as additional products are commercialized.
Such insurance is expensive and in the future may not be available on acceptable
terms, if at all. A successful product liability claim or series of claims
brought against the Company in excess of its insurance coverage could have a
material adverse effect on the Company's business and results of operations. The
Company must indemnify certain of its licensors against any product liability
claims brought against them arising out of products developed by the Company
under these licenses.

HAZARDOUS MATERIALS

     The Company's research and development efforts involve the use of hazardous
materials, chemicals and various radioactive compounds. The Company is subject
to federal, state and local laws and regulations governing the storage, use, and
disposal of such materials and certain waste products. Although the Company
believes that its safety procedures for handling and disposing of such materials
comply with the standards prescribed by federal, state and local regulations,
the risk of accidental contamination or injury from these materials cannot be
completely eliminated. In the event of an accident, the Company could be held
liable for any damages that result and any such liability could exceed the
resources of the Company. The Company may incur substantial costs to comply with
environmental regulations if the Company develops its own commercial
manufacturing facility.



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CONTROL BY EXISTING STOCKHOLDERS; ANTI-TAKEOVER EFFECTS OF CERTAIN CHARTER
PROVISIONS AND DELAWARE LAW

     The Company's officers, directors and principal stockholders beneficially
own approximately 17% of the Company's Common Stock. As a result, such persons
may have the ability to effectively control the Company and direct its affairs
and business. Such concentration of ownership may also have the effect of
delaying, deferring or preventing a change in control of the Company. In
addition, the Company's Board of Directors have the authority to issue up to
5,000,000 shares of Preferred Stock and to determine the price, rights,
preferences and privileges of those shares without any further vote or action by
the stockholders. The rights of the holders of Common Stock will be subject to,
and may be materially adversely affected by, the rights of the holders of any
Preferred Stock that may be issued in the future. The issuance of Preferred
Stock could have the effect of making it more difficult for a third party to
acquire a majority of the outstanding voting stock of the Company. The Company
has no present plans to issue shares of Preferred Stock. Furthermore, certain
provisions of the Company's Restated Certificate of Incorporation may have the
effect of delaying or preventing changes in control or management of the
Company, which could adversely affect the market price of the Company's Common
Stock. In addition, the Company is subject to the provisions of Section 203 of
the Delaware General Corporation Law (the "Delaware Law"), an anti-takeover law.

VOLATILITY OF STOCK PRICE

     The Company believes that various factors, including announcements of
technological innovations or regulatory approvals, results of clinical trials,
announcements of new products by the Company or by its competitors, healthcare
or reimbursement policy changes by governments or insurance companies,
developments in relationships with corporate partners or a change in securities
analysts' recommendations, may cause the market price of the Common Stock to
fluctuate, perhaps substantially. In addition, in recent years the stock market
in general, and the shares of biotechnology and healthcare companies in
particular, have experienced extreme price fluctuations. These broad market and
industry fluctuations may materially adversely affect the market price of the
Company's Common Stock. Beginning November 19, 1996, contractual restrictions on
the sale of approximately 3,646,559 shares of Common Stock otherwise eligible
for sale subject to compliance with Rule 144 or Rule 701 expire.


ITEM. 1  BUSINESS

THE COMPANY

     Avigen is a leader in the development of gene therapy products derived from
adeno-associated virus ("AAV") for the treatment of inherited and acquired
diseases. The Company's proposed gene therapy products are designed for in vivo
administration to achieve the production of therapeutic proteins within the
body. The Company is developing two broad-based proprietary gene delivery
technologies: AAV vectors and the Targeted Vector Integration ("TVI") system.
The Company believes AAV vectors can be used to deliver genes for the treatment
of brain, liver and prostate cancer, anemia, hemophilia, hyperlipidemia and
metabolic storage diseases. The Company also believes its TVI system will allow
it to pursue more effective treatments for blood cell-related diseases,
including sickle cell anemia, beta-thalassemia and human immunodeficiency virus
("HIV") infection.

     AAV Vectors. The Company's gene therapy products are based on gene delivery
systems called vectors. AAV vectors are derived from AAV, a common
non-pathogenic human virus, and take advantage of the natural efficiency with
which viruses deliver genes to cells. To produce an AAV vector, the virus is
modified by removing the viral genes and replacing them with genes for
therapeutic proteins. The Company believes that AAV vectors combine desirable
properties of viral and non-viral vectors and may offer several potential
advantages over other gene therapy vectors. These advantages include efficient
delivery of genes to both dividing and non-dividing target cells, absence of
viral genes that may be responsible for causing an undesirable immune response,
in vivo administration to patients, higher levels of gene expression and
improved stability allowing AAV vectors to be stored and handled like more
traditional pharmaceutical products. Due to the complex replication cycle of the
natural virus, AAV vectors have been difficult to produce. Avigen believes that
its proprietary manufacturing process will simplify manufacturing and
purification and achieve increased yield of high purity AAV vectors.

     In spite of the potential advantages, the use of AAV vectors for gene
therapy also presents potential disadvantages. Since the genome of the natural
AAV virus is relatively small, the amount of the genetic material that can be
included in an AAV vector is limited. Therefore, large genes cannot be delivered
by AAV vectors. In addition, in vivo administration of AAV vectors may result in
the production of antibodies which may limit the effectiveness of repeat dosing
of these vectors. Furthermore, direct administration of AAV vectors may result
in their distribution to inappropriate tissues.



                                       8
<PAGE>   9
     TVI System. The Company's proprietary TVI system utilizes components of AAV
to integrate large segments of DNA at a specific location on human chromosome
19. There are 23 pairs of chromosomes in human cells. Integration is essential
for certain gene therapy applications where the genes must be passed on to the
progeny of the cell. The Company believes gene therapy vectors that integrate at
a specific site, such as the site on chromosome 19 where the non-pathogenic AAV
normally integrates, will have an increased safety profile relative to vectors
that integrate randomly. The Company also believes that the ability to integrate
large segments of DNA could lead to gene therapy applications involving the
delivery of multiple genes or requiring precise or controllable gene regulation.

     Product Development. Based on encouraging results in animal models, the
Company has initiated two preclinical development programs using AAV vectors for
the treatment of brain tumors and anemia. Additionally, the Company has a number
of research programs and collaborations intended to generate product development
candidates for liver and prostate cancer, hemophilia, hyperlipidemia, metabolic
storage diseases, hemoglobin disorders and HIV infection. Avigen believes that
the number of potential applications for gene therapy will increase
significantly as advances are made in the area of genomics. These advances are
enabling scientists to link diseases to specific gene defects. As more genes are
discovered, the need for improved gene delivery technologies is expected to
increase. With the identification of new disease-related genes, the Company
believes that its AAV vectors and its TVI system will provide it with
significant opportunities for new gene therapy products.

     Corporate Partnering Opportunities. The Company is seeking to develop
long-term strategic collaborations with pharmaceutical companies that can
provide funding for research and development activities and clinical trials as
well as access to complementary technologies, including gene sequences. The
Company believes that its broad-based proprietary gene delivery technologies can
be used to deliver a number of different genes, giving rise to multiple product
and corporate partnering opportunities.

GENE THERAPY BACKGROUND

     Gene therapy is an approach to the treatment of inherited and acquired
diseases whereby genes are delivered into patients' cells in order to direct the
cells to produce therapeutic proteins. Genes are regions of DNA that contain the
instructions that direct cells to produce proteins, one of the basic building
blocks of all cells. Each cell in the body has the ability to produce proteins
necessary for cellular structure, growth and function. The process that results
in protein production by the cell is known as gene expression. By directing the
cells to produce proteins, gene therapy offers the opportunity to correct
defects or diseases at the molecular level. All gene therapy approaches contain
three key components: (i) the vector, (ii) the gene cassette, and (iii) the
target cell.

     Vectors. One of the most critical factors for the success of gene therapy
products is the development of vectors that can practically, efficiently and
safely deliver genes into cells. The process of gene transfer may be
accomplished in vivo (by administering the vector directly to patients) or ex
vivo (by removing patients' cells and combining them with vector). Viral vectors
are derived from naturally occurring viruses. Non-viral vectors are produced by
standard recombinant DNA techniques.

     Viral vectors take advantage of the natural efficiency with which viruses
transport their own genetic information into cells. Viral vectors are
constructed by removing some or all of the viral genes and replacing them with a
gene cassette. Viral vectors have been the most extensively studied method of
gene delivery, and most gene therapy applications currently undergoing clinical
evaluation involve the use of viral vectors. However, viral vectors currently
under clinical investigation have limitations which may affect their safety or
efficacy. Viral vectors based on retroviruses ("retroviral vectors"), for
example, require that target cells be dividing or multiplying to achieve gene
delivery. Because most target cells in the body are not dividing or divide very
slowly and because retroviruses become rapidly inactivated in the blood, most
clinical applications currently under evaluation employing retroviral vectors
involve a complex and expensive procedure whereby patient cells are removed and
the gene is delivered to these cells ex vivo.

     Another type of viral vector is derived from adenovirus. Adenoviral vectors
are capable of efficiently delivering genes to several dividing and non-dividing
cell types. However, adenoviral vectors contain and express genes from the
naturally occurring virus, and as a result, the body's immune system is
triggered following their administration. This immune response is believed to
limit the length of time that gene expression can be maintained in the target
cell.

     Additional safety issues have been raised by the use of retroviral and
adenoviral vectors since both vectors are derived from pathogenic viruses.
During the manufacture of these vectors, there is a possibility of generating a
small amount of the natural virus. Although considered a low risk, such a
possibility necessitates additional costly product testing. In addition,
retroviral vectors randomly integrate the gene cassette into the target cell.
Any gene therapy approach that involves the random integration of genetic
material into the target cell's DNA could, theoretically, cause the activation
of another



                                       9
<PAGE>   10
gene involved in the development of cancer or the inactivation of a
beneficial gene. It is generally believed that such events would be rare.

     Non-viral vectors are produced by standard recombinant DNA techniques and
are delivered to target cells either unmodified ("naked DNA") or combined with
lipids (e.g., liposomes) or proteins designed to facilitate the entry of DNA
into the cells. Because they have no components derived from viruses, they are
perceived to be safer. In addition, non-viral vectors are capable of delivering
large segments of DNA to target cells. However, non-viral vectors are relatively
inefficient at delivering genes to cells, and in general, have resulted in
temporary or low levels of gene expression in target cells.

     In contrast to retroviral and adenoviral vectors, AAV vectors are derived
from a non-pathogenic human virus to which the majority of the population has
been exposed. In spite of its name, AAV is genetically unrelated to adenovirus.
AAV, as it exists in nature, can only reproduce in the presence of another
virus. AAV vectors are derived from AAV by removing all of the viral genes and
replacing them with an appropriate gene cassette. The Company believes that AAV
vectors offer several potential advantages over other viral and non- viral
vectors. These advantages include efficient delivery of genes to both dividing
and non-dividing target cells, absence of viral genes that may be responsible
for causing an undesirable immune response, in vivo administration to patients,
higher levels of gene expression and improved stability allowing AAV vectors to
be manufactured, stored and handled like more traditional pharmaceutical
products. The Company believes that AAV vectors combine the desired properties
of viral and non-viral vectors and may offer a safer and more practical
alternative to the other gene therapy vectors. Two clinical trials evaluating
AAV vectors manufactured by another company for the treatment of cystic fibrosis
are currently being conducted.

     Gene Cassette. Packaged inside a gene therapy vector is the gene cassette,
containing the gene for a desired therapeutic protein and the control elements
which direct protein production by the cell. The design of the gene cassette
depends on the therapeutic application. The gene may be a naturally occurring
gene for a therapeutic protein (e.g., erythropoietin or factor VIII), one that
sensitizes cancer cells to chemotherapy (a "suicide gene") or a man-made gene
with novel anti-viral properties. The control elements that regulate expression
of the delivered genes are equally important in the success of gene therapy
products. Certain control elements permit gene expression in many cell types
while other cell-specific control elements direct expression only in a
particular type of cell. The Company believes that inclusion of the
cell-specific control elements in a gene therapy vector may increase safety in
certain gene therapy applications by limiting gene expression to a desired organ
or tissue.

     Target Cells. The three major types of cell targets for gene therapy are
differentiated cells, cancer cells and stem cells. Differentiated cells
constitute the majority of cells in the body, including cells in muscle, heart,
skin, brain and liver. The Company's research has demonstrated that AAV vectors
are well-suited for gene delivery to specific differentiated cell types. These
cell types have limited, if any, capacity to divide or multiply. To be effective
in clinical applications involving differentiated cells, a gene therapy vector
must be capable of efficiently delivering genes to a sufficiently large number
of non-dividing cells to produce appropriate levels of the therapeutic protein.
Similarly, for cancer cells, an effective gene therapy vector must be able to
efficiently deliver genes to a significant number of cells within a tumor. The
Company believes that AAV vectors may be useful for the treatment of several
cancer types. Stem cells are cells that give rise to differentiated cells. Bone
marrow stem cells, which give rise to the mature red and white cells in the
blood, are the most extensively studied stem cell target for gene therapy. To be
effective for gene therapy applications involving stem cells, a gene therapy
vector must be capable of integrating or inserting its gene cassette into the
genome of the stem cell. Therefore, as the stem cells multiply and divide, the
gene cassette will be passed on to subsequent generations of cells. The Company
believes the shortcomings of current gene therapy approaches limit their
applications to stem cells and is developing its TVI system to address these
needs.

AVIGEN TECHNOLOGY
   AAV VECTORS

     AAV vectors are emerging as a promising gene delivery system because they
combine the efficiency with which viral vectors deliver their DNA to cells with
a potential safety profile closer to that of non-viral vectors. A major
limitation in the development of clinical applications for AAV vectors has been
the lack of an efficient production method. Current methods, in general, result
in low yields of AAV vectors and require the input of an infectious virus, most
commonly adenovirus, to initiate vector replication. The Company has developed a
proprietary manufacturing process which allows for the more efficient production
of larger quantities of AAV vectors and does not require the use of an
infectious virus, thereby eliminating some potentially harmful contaminants. The
Company believes that its process will simplify manufacturing and purification
of AAV vectors for clinical trials. In addition, the Company believes that its
proprietary process




                                       10
<PAGE>   11
will result in a product that will be safer and, as a result, more commercially
viable than AAV vectors produced by commonly employed methods.

   TARGET VECTOR INTEGRATION (TVI) SYSTEM

     The Company's proprietary TVI system utilizes components of AAV to
integrate large segments of DNA at a specific location on human chromosome 19.
Integration is essential for gene therapy applications where the gene cassette
is delivered to a cell which is capable of multiplying and dividing and where
the gene cassette must be passed on to the progeny of the cell. In addition, the
ability to target integration of a gene cassette to a specific site on a
chromosome may increase the predictability of therapeutic protein production and
the product safety profile. Delivering large segments of DNA is important for
gene therapy applications that require the delivery of several genes or
regulatory elements too large to be accommodated in the current generation of
gene therapy vectors.

     The Company's TVI system utilizes the AAV ITR and Rep proteins to achieve
site-specific integration of DNA segments. The Company believes that no current
gene therapy vectors are capable of achieving site-specific integration. Avigen
scientists have demonstrated that large segments of DNA attached to an AAV ITR
can be targeted for integration into human chromosome 19 in the presence of Rep
proteins; however, these results have not been independently verified.

     Development of TVI technology is at an early stage and several issues
remain to be addressed. The Company is currently developing methods to
incorporate TVI into novel gene therapy vectors for the delivery of genes into
target cells. Because several genes and control elements could be incorporated
into a single gene therapy vector, the Company believes gene therapy
applications could be developed involving precise gene regulation or complex
control systems, such as gene activation with orally active drugs (so-called
"gene switches"). Initially, the Company is focusing on developing TVI vectors
to deliver genes to bone marrow stem cells for the treatment of
hemoglobinopathies (sickle cell anemia and beta-thalassemia) and Acquired Immune
Deficiency Syndrome ("AIDS").

PRODUCT DEVELOPMENT PROGRAMS

     The Company has selected its product development programs based on
experimental data that demonstrate the feasibility of gene delivery to specific
target cells. The Company believes that its technologies may be used with
several different genes, giving rise to multiple product and corporate
partnering opportunities. Avigen believes that further advances in genomics,
including the sequencing, mapping and identification of genes linked to
diseases, may offer other product opportunities. The following table summarizes
the Company's current product development programs:


                     AAV VECTOR-BASED GENE THERAPY PROGRAMS

<TABLE>
<CAPTION>
           PROGRAM                   INDICATION                        TARGET CELL                STATUS(1)
- ----------------------------------------------------------------------------------------------------------------
<S>                                  <C>                               <C>                        <C>
           Blood Diseases            Hemophilia                        Muscle/Liver               Preclinical
                                     Anemia(2)                         Muscle                     Preclinical
- ----------------------------------------------------------------------------------------------------------------

           Cancer                    Brain Tumors                      Tumor                      Preclinical
                                     Hepatocellular Carcinoma          Tumor                      Research
                                     Prostate Cancer                   Tumor                      Research
- ----------------------------------------------------------------------------------------------------------------

           Metabolic Diseases        Hyperlipidemia                    Muscle                     Research
                                     Storage Diseases                  Muscle                     Research
- ----------------------------------------------------------------------------------------------------------------
</TABLE>

                         TVI-BASED GENE THERAPY PROGRAMS

<TABLE>
<CAPTION>
           PROGRAM                   INDICATION                        TARGET CELL                 STATUS(1)
- ----------------------------------------------------------------------------------------------------------------
<S>                                  <C>                               <C>                         <C>
           Blood Diseases            Anemia(3)                         Bone Marrow Stem Cells      Research
- ----------------------------------------------------------------------------------------------------------------

           Infectious Diseases       HIV                               Bone Marrow Stem  Cells     Research
- ----------------------------------------------------------------------------------------------------------------
</TABLE>

(1)  "Research" indicates activities related to designing, constructing and
     testing vectors in specific target cell types in order to evaluate gene
     expression. "Preclinical" indicates in vitro and animal studies to evaluate
     efficacy, pharmacology and toxicology.

(2)  Includes programs utilizing delivery of an erythropoietin gene for the
     treatment of renal failure, sickle cell anemia and beta-thalassemia.

(3)  Includes programs utilizing delivery of a hemoglobin gene for the treatment
     of sickle cell anemia and beta-thalassemia.



                                       11
<PAGE>   12
BLOOD DISEASES

     Anemia. Anemia results from a variety of inherited and acquired conditions
resulting in a reduction of the number of red blood cells and hemoglobin, the
red blood cell protein that carries oxygen. In the case of sickle cell anemia
and beta-thalassemia, two inherited diseases, anemia results from the production
of inadequate or abnormal hemoglobin molecules. In acquired cases such as renal
failure, AIDS or as the result of the administration of chemotherapy for cancer,
anemia is generally due to the inadequate production of red blood cells.

     Erythropoietin ("EPO") is the protein produced by the kidney that
stimulates cells in the bone marrow to produce red blood cells and is involved
in the production of hemoglobin. Recombinant human EPO, a drug first developed
by Amgen, Inc., is administered several times a week by injection for the
treatment of anemia secondary to renal failure, AIDS or chemotherapy. Currently,
there are approximately 140,000 renal failure patients receiving dialysis in the
United States and an equivalent number in Europe. It is estimated that about
85,000 renal failure patients receiving dialysis are presently receiving EPO
worldwide. In addition, it is estimated that approximately 50,000 AIDS patients
are also currently being treated with EPO. The incidence of anemia in the
approximately 1 million cancer patients in the United States is estimated at
14%, providing a potential additional 140,000 patients who also may be
candidates for EPO therapy.

     There are an estimated 60,000 patients with sickle cell anemia in the
United States. The Company believes that there are approximately 8,000 to 10,000
cases of beta-thalassemia in the United States. Currently, there is no effective
and widely available therapy for beta-thalassemia and sickle cell anemia.
Studies in animals and clinical trials in a small number of patients suggest
that administration of large doses of EPO, either alone or in combination with
other agents, in certain individuals with beta-thalassemia and sickle cell
anemia can increase the production of functional hemoglobin molecules and
perhaps ameliorate the symptoms of disease.

     Avigen scientists have demonstrated that biologically active levels of EPO
can be achieved in mice following a single intramuscular administration of an
AAV vector containing a gene for human EPO. Mice treated in this study showed a
dose-dependent increase in the amount of EPO in their serum and a proportional
increase in red blood cells. In this ongoing study, increased EPO levels and red
blood cell production have persisted undiminished for greater than five months.
The results of this study have not been independently verified. Preclinical
studies are currently planned to evaluate the efficacy of intramuscularly
administered AAV vectors containing the EPO gene in animal models of renal
failure and beta-thalassemia.

     The Company is also developing a separate approach for the treatment of
sickle cell anemia and beta-thalassemia by delivering normal hemoglobin genes to
patients' defective bone marrow stem cells using TVI technology. Company
scientists are developing vectors to deliver large regions of the hemoglobin
gene "locus," containing the hemoglobin gene and the surrounding control
regions, for integration into human chromosome 19. All current applications for
treating bone marrow cells involve removing cells from the body. The Company
believes that potential treatments arising from this work will involve exposure
of patients' bone marrow stem cells ex vivo employing currently available
clinical procedures. The Company has entered into a collaboration with
Children's Hospital Los Angeles and Children's Hospital Oakland Research
Institute to develop an animal model for sickle cell anemia which will be useful
for testing vectors which incorporate the TVI system for the treatment of this
disease.

     Hemophilia. Hemophilia is a hereditary disorder characterized by the
decrease or absence of clotting factor activity in the plasma. The most common
forms are caused by a defect or deficiency in protein coagulation factor VIII
("hemophilia A") or factor IX ("hemophilia B"). Approximately 10,000
individuals, mostly male, are treated for hemophilia A and about 2,800
individuals are treated for hemophilia B in the United States. Worldwide, there
are about 80,000 hemophiliacs. Patients with either disease experience acute and
often life-threatening bleeding episodes and can also suffer joint deformities
from repeated bleeding into joints. Depending on the severity of disease,
treatment consists of either intermittent or chronic administration of clotting
factor which has either been purified from plasma or, more recently, is in the
form of a recombinant DNA-derived protein. Transmissions of viral agents have
been significantly reduced with the increased use of highly purified or
recombinant clotting factors.

     The Company believes that AAV vectors may be useful to deliver the genes
for factor VIII or factor IX and achieve long-term expression in vivo. The
Company intends to initiate collaborations to evaluate the use of AAV vectors to
deliver the gene for factor VIII to muscle or liver in animals. In addition, the
Company intends to initiate parallel animal studies to evaluate the use of AAV
vectors to deliver the gene for factor IX.




                                       12
<PAGE>   13
   CANCER

     Avigen has focused on the treatment of cancer as one of its earliest
applications of AAV gene therapy. Cancer is currently the second-leading cause
of death in the United States with 1.2 million cases diagnosed each year and
more than 500,000 deaths annually. Greater than 2.3 million cases are diagnosed
each year worldwide. Conventional strategies for treatment of cancer include
surgery, radiation therapy and chemotherapy. Potential gene therapy strategies
for cancer include the delivery of genes to tumor cells which increase the
susceptibility of these cells to the cytotoxic effect of drugs ("suicide gene
therapy"), the delivery of genes to tumor cells to enhance their destruction by
the body's immune system ("immunotherapy") and the delivery of genes to tumor
cells that directly promote cell death. The Company is in the process of
developing AAV vectors to treat solid tumors in the brain, liver and prostate.

     Brain Tumors. Primary brain tumors represent a significant health problem
with an incidence estimated to be approximately 18,000 new cases annually in the
United States. Glioblastoma multiforme ("GBM"), a type of brain tumor,
represents 20-30% of all such tumors. Patients with GBM have a particularly grim
prognosis, with a median survival rate of approximately ten months after surgery
and high-dose radiation. Systemically administered chemotherapy has not
significantly increased either survival or quality of life. After recurrence of
GBM, the median survival rate is approximately nine months even with treatment.

     In collaboration with investigators in the Department of Neurosurgery at
Nagoya University, Japan, the Company has demonstrated the efficacy of AAV
vector-based gene therapy for GBM in an experimental animal model. For this
initial study, the Company designed and produced an AAV vector containing the
gene for the enzyme, thymidine kinase ("TK"). When expressed in dividing cells
such as tumor cells, the TK gene renders these cells sensitive to the toxic
effect of the FDA-approved antiviral drug, ganciclovir ("GCV"). TK converts the
relatively non-toxic GCV into by-product which is toxic to the dividing tumor
cells. Following a single injection of an AAV-TK vector into brain tumors
arising from human glioma cells implanted in the brains of mice, a significant
reduction in tumor size was observed in all animals that also received GCV. In
addition, there was evidence of a "bystander effect" whereby tumor cells that
did not receive the TK gene but that were in contact with cells that did were
also killed. The Company believes that the bystander effect significantly
contributes to the efficacy of this therapeutic strategy.

     The Company believes that this approach offers the potential for increased
efficacy and decreased toxicity as compared to the systemic administration of
chemotherapeutic agents. The AAV vector can be injected directly into the tumor
or applied to the surgical field following removal of the tumor. In addition,
the toxic by-product of GCV only kills dividing cells, sparing the surrounding
non-dividing brain cells, and is produced only in response to the systemic
administration of GCV. Therefore, the Company believes that potential side
effects can be reduced or eliminated by controlling the administration of GCV.

     Clinical trials are currently being performed by investigators at several
academic institutions in collaboration with another gene therapy company to
evaluate suicide gene therapy using retroviral vectors to deliver the TK gene.
However, since retroviral vectors generally are ineffective when administered
directly into the body, these protocols involve the delivery of mouse cells that
produce the retroviral vectors into the brains of patients. The Company believes
that its AAV vector approach offers a safer and potentially more effective
alternative with greater potential for commercialization.

     The Company is also investigating the utility of combining the suicide gene
strategy with immunotherapy. The Company through its collaborators at Nagoya
University has demonstrated that AAV vectors can be used to deliver and achieve
the simultaneous expression of both the TK gene and an immunostimulatory
lymphokine gene in tumor cells in vitro. The Company's collaborators are
currently evaluating the effects of using AAV vectors to deliver the genes for
immunostimulatory factors to mice with experimentally-induced brain tumors. The
Company believes that this combined approach may increase the efficacy and the
potential utility of AAV vectors for the treatment of brain tumors.

     Hepatocellular Carcinoma. Hepatocellular carcinoma, or liver cancer, is
among the most common form of cancer worldwide. Based on industry sources, the
Company believes that there are over 10,000 new cases of liver cancer in the
United States each year. Current therapeutic modalities include surgical
resection, regional chemotherapy or tumor embolization. Long-term survival rates
are poor.

     An Avigen collaborator and scientific advisor at the University of
California, San Francisco ("UCSF") has demonstrated that AAV vectors can deliver
the TK gene to human hepatoma cells in tissue culture and sensitize them to the
toxic effects of GCV. In addition, those studies employed a hepatoma-specific
promoter which restricted expression of the TK gene to hepatoma cells. This
collaborator is currently evaluating the efficacy of the Company's AAV-TK
vectors in animal models



                                       13
<PAGE>   14
of hepatoma. As part of this collaboration, the Company has also constructed and
produced an AAV vector containing both the TK gene and the gene for the
immunostimulatory lymphokine, interleukin-2 ("IL-2"), under control of the
hepatoma-specific promoter. It is believed that the inclusion of IL-2 may
increase the effectiveness of this approach by initiating a systemic immune
response to the tumor. Residual tumor can then be eliminated by the
administration of GCV.

     Prostate Cancer. Prostate cancer is the most common cancer among American
men and is second only to lung cancer as a cause of male cancer deaths. The
American Cancer Society has estimated that there will be 300,000 cases diagnosed
in the United States in 1997 and 40,000 deaths. Currently, prostate cancer is
responsible for about 3% of all deaths in men over 55 years of age. Because the
incidence of prostate cancer increases more rapidly with age than any other form
of cancer and the average age of American men is rising, the number of United
States patients with prostate cancer is expected to rise steadily over the next
decade.

     Present therapy for prostate cancer depends on the stage or extent of
disease at the time of diagnosis. Until recently, the diagnosis of prostate
cancer was generally made by the detection of a nodule or mass on routine rectal
examination or during evaluation for difficulty with urination. The development
of sensitive blood tests to detect prostate cancer and the utilization of
sonogram detection systems have increased the diagnosis of prostate cancer,
particularly in individuals with early stage disease. Approximately 50% of
patients are diagnosed when the disease is still localized to the prostate. Such
patients generally have the option of surgical removal of the prostate or
externally applied radiation therapy. Although either of these treatment options
results in long-term survival rates equal to or approaching age-matched
individuals without prostate cancer, these costly procedures may result in
significant treatment-related side effects, including impotence, urinary
incontinence and even death. Some clinicians recommend no treatment in older
patients because of the morbidity and cost.

     The Company is pursuing gene therapy as a treatment for early stage
prostate cancer. The Company's AAV vectors are well suited for treatment of
prostate cancer because prostate tumor cells divide extremely slowly and tumors
are frequently localized to a particular site. In addition, prostate tumors can
be easily accessed by direct injection.

     In collaboration with investigators at Baylor College of Medicine, the
Company is evaluating the use of AAV vectors for the treatment of prostate
cancer. These investigators have demonstrated that following injection of an AAV
vector containing a "marker" gene directly into the prostate in mice, expression
of the marker protein is observed within the prostate epithelium. Recently, they
have also developed a model of prostate cancer in mice. Currently, these
investigators are evaluating the antitumor effects of direct injection of an AAV
vector containing the TK and IL-2 genes into these tumors. They are also
developing other strategies using AAV vectors containing tumor suppressor genes.
These vectors will incorporate a prostate-specific promoter designed to limit
gene expression to the prostate cells.

   METABOLIC DISEASES

     Hyperlipidemia. Disorders of lipid metabolism contribute to a number of
common human diseases. Hyperlipidemia, characterized by elevation of cholesterol
or triglycerides in the blood, is a risk factor for atherosclerosis which leads
to heart attacks, strokes and peripheral vascular disease. Elevation of
triglycerides ("hypertriglyceridemia") often accompanies diabetes and may
contribute to the acceleration of atherosclerosis observed in that patient
population. In addition, high triglyceride levels, resulting from an underlying
genetic disease, can also lead to life-threatening pancreatitis, which is
frequently unresponsive to current therapies.

     Treatment of elevated lipids has been shown to decrease the risk of
atherosclerosis. There is evidence that elevated triglycerides, particularly in
combination with low HDL cholesterol ("good cholesterol") in the blood is a
substantial risk factor associated with coronary artery disease. While dietary
control and exercise are important methods to treat high cholesterol, many
individuals do not achieve adequate results with these conservative measures.
Drug therapy for high cholesterol has been successful at reducing the
complications of atherosclerosis. Although drugs to lower blood triglycerides
are widely available, medical management of this condition is often problematic
and treatment regimens are often poorly tolerated by patients. The lack of a
uniformly effective therapy for hypertriglyceridemia provides a rationale for
development of novel, alternative treatments, including gene therapy.

     Deficiency of the enzyme lipoprotein lipase ("LPL") is believed to be
common in patients with hypertriglyceridemia, and there may be a correlation
between decreased expression of LPL, which is normally produced in the muscle
and fat, and hypertriglyceridemia. Based on the Company's research demonstrating
that AAV vectors efficiently deliver genes to muscle resulting in sustained
protein production, the Company is working with a collaborator who intends to
conduct studies in animals to evaluate the effectiveness of delivering an AAV
vector containing the LPL gene to muscle to lower triglyceride levels.



                                       14
<PAGE>   15
     Storage diseases. Storage diseases are a diverse set of inherited disorders
characterized by a deficiency of one of several proteins that are necessary for
the function of cellular lysosomes. Lysosomes are the compartments in all cells
that process macromolecules as a part of normal turnover and tissue remodeling.
Storage diseases are characterized by abnormal cell function and cell death
resulting in a variety of clinical manifestations such as progressive neurologic
dysfunction, including mental retardation, enlarged organs or skeletal
abnormalities. Gaucher's disease and Tay-Sachs disease are two of the more
well-known examples of this class of disease.

     Based on the finding that long-term production of therapeutic proteins can
be obtained following the intramuscular injection of an AAV vector containing
the relevant gene, the Company has entered into two collaborations to evaluate
this approach for the treatment of storage diseases. In collaboration with
investigators at The Johns Hopkins School of Medicine, the Company is initiating
studies to evaluate gene therapy for the treatment of Pompe's disease. This
disease, caused by deficient production of the enzyme, acid maltase, leads to
lethal skeletal and cardiac abnormalities in affected individuals. These
investigators intend to determine whether, following the intramuscular
administration of an AAV vector containing the acid maltase gene, the muscle
will produce a sufficient amount of this enzyme to reverse or prevent the
manifestations of this disease. In collaboration with an investigator at
Childrens Hospital Los Angeles, the Company is currently evaluating a similar
approach for the treatment of deficiency of the enzyme alpha-iduronidase
(Hurler's disease). Although these conditions are rare, there is currently no
available treatment for these devastating diseases. In addition, the Company
believes that research on such conditions will benefit the Company's product
development efforts because the clinical endpoints are relatively clear and
measurable and the results are expected to be sufficiently generalizable to
allow for the design of AAV vector gene therapy for several other diseases.

   INFECTIOUS DISEASES

     HIV. The Center for Disease Control estimates that there are 460,000 cases
of AIDS in the United States and 4.5 million cases worldwide. HIV, the cause of
AIDS, is spread by a transfer of bodily fluids primarily through sexual contact,
blood transfusions, sharing intravenous needles, accidental needle sticks or
transmission from infected mothers to newborns.

     The Company is developing vectors incorporating TVI to deliver genes to
bone marrow stem cells. These cells can also be used as target cells for the
delivery of genes designed to protect blood cells from infection with HIV. As in
the case of thalassemia and sickle cell anemia, the Company believes that
potential treatments arising from this work will involve exposure of patients'
bone marrow stem cells to vector ex vivo. The Company is also participating in a
National Cooperative Drug Discovery Grant (NCDDG) program with Johns Hopkins and
The University of Alabama at Birmingham to utilize capsid targeted viral
inactivation technology for the treatment of AIDS. The NCDDG was recently
renewed for a four-year period. An anti-viral effect has been demonstrated in
tissue culture for a virus (Moloney murine leukemia virus) related to HIV. The
Company holds an exclusive, worldwide, royalty-bearing license to a patent
application relating to certain synthetic genes which direct the production of
proteins with specific antiviral properties. The Company believes such research
may lead to the development of proprietary hybrid genes that can be delivered to
bone marrow stem cells using its gene therapy vectors.

CORPORATE PARTNERING STRATEGY

     The Company is actively seeking to develop long-term strategic
collaborations with pharmaceutical companies that can provide funding for
research and development activities and clinical trials. The Company believes
that its technologies are proprietary and broad-based and can be used with
several different genes, giving rise to multiple product and corporate
partnering opportunities.

     The Company has initiated discussions with a number of pharmaceutical
companies in the United States, Europe and Asia. The Company has not entered
into any definitive agreements with respect to any corporate partnering
arrangements. Avigen's strategy is to contribute both technology and expertise
in the gene therapy field while seeking corporate partners who can provide
access to complementary technologies, including gene sequences. In addition, the
Company intends to rely on corporate partners, licensees or other entities for
marketing of its products, when and if such products achieve regulatory
approval. There can be no assurance, however, that the Company will be able to
reach satisfactory arrangements with such parties or that such arrangements will
be successful.

LICENSING AND RESEARCH AGREEMENTS

     Research Corporation Technologies. In May 1992, the Company entered into a
license agreement with Research Corporation Technologies, Inc. ("RCT") for
rights to a patent and patent application relating to a cell-specific promoter
in AAV vectors. The license is exclusive and worldwide. In consideration for the
license, the Company paid an initial



                                       15
<PAGE>   16
license fee and issued 247,949 shares of its Common Stock. In addition, the
Company is required under the agreement to pay RCT royalties based on net sales
of products which utilize the licensed technology, with certain minimum annual
royalty payments due beginning in 1999. Avigen must exercise its best efforts to
commercially develop, promote and sell products covered by the licensed patent
rights, and is obligated to file an IND by the end of 1997 and a product license
application or a new drug application by the end of 2000. In the event the
Company fails to achieve any of these milestones by their applicable deadlines,
the Company has the right to pay RCT additional fees of up to $250,000 to extend
certain of the deadlines for specified periods. RCT may terminate the agreement
if the Company becomes insolvent or bankrupt or fails to perform any of its
obligations under the agreement.

     The Johns Hopkins University. In November 1992, the Company entered into an
agreement with The Johns Hopkins University under which it issued an aggregate
of 152,702 shares of its Common Stock and agreed to make certain cash payments
in exchange for an exclusive, worldwide, royalty bearing license to a patent
application relating to certain synthetic genes which direct the production of
proteins with specific antiviral properties and which the Company believes may
be useful in its infectious disease programs. Under the agreement, Johns Hopkins
has control over the prosecution and maintenance of the licensed patent
application. The Company is obligated to exercise its best efforts to develop
and commercialize products which utilize the subject technology. Under the terms
of the agreement, as amended, the Company is required to meet the following
development milestones: initiation of large animal studies for a licensed
potential product by the end of 1997, submission to the FDA of at least one
clinical protocol utilizing a licensed potential product by the end of 1998,
initiation of at least one clinical study utilizing a licensed potential product
by the end of 1999 and receipt of FDA approval to market a licensed product by
the end of 2002. If the Company fails to perform any of its obligations under
the agreement, Johns Hopkins may terminate the agreement upon 60 days' written
notice.

     The Company has entered into other exclusive and nonexclusive license
agreements with certain research institutions and their representatives.
Although specific terms of the licenses vary, all of such licenses require the
Company to achieve certain development milestones. In addition, the agreements
require Avigen to pay certain license fees and royalties to the licensors. All
of the licenses provide for a term which extends for the life of the underlying
patent.

     The failure to achieve any required development milestones or to negotiate
appropriate extensions of any of the Company's license agreements or to make all
required milestone and royalty payments when due and the subsequent decision of
any such institution to terminate such license could have a material adverse
effect on the Company.

     The Company has also entered into agreements with certain research
institutions and corporate entities with respect to its research and development
efforts. Under such agreements the Company has provided specific vectors and
other materials for research purposes conducted at the direction of a principal
investigator. Generally, the agreements also provide that: (i) the Company
remains the sole and exclusive owner of the transferred materials; (ii)
ownership of improvements will be determined under patent law principles, based
upon the parties' relative contributions to the improvements; and (iii) the
Company has the right to prosecute patents on jointly-owned improvements.
Although specific terms of each agreement vary, the Company is generally
granted, with respect to jointly owned improvements, an irrevocable,
nonexclusive, royalty-free license and an option to negotiate in good faith an
exclusive license at royalty rates to be mutually agreed upon. There can be no
assurance that exclusive rights to any such improvements can be obtained on
terms acceptable to the Company, if at all. In addition, the Company engages
from time to time in discussions with other prospective academic partners
regarding potential research and development projects and may, in the future,
enter into arrangements in addition to those described above.

     University of Manitoba. In February 1994, the Company entered into an
agreement with the University of Manitoba for an exclusive, worldwide license to
patent applications relating to a prostate-specific promoter for use in gene
therapy. On March 20, 1997, the Company ended its license for a prostate cancer
gene promoter from the University of Manitoba. Experimental data did not
sufficiently support the feasibility of this project to justify paying
continuing license fees and patent prosecution costs.

MANUFACTURING

     The Company has developed a proprietary manufacturing process for AAV
vectors. The Company believes it currently has the capacity to manufacture AAV
vectors in amounts sufficient to conduct clinical trials, but it will be
required to implement cGMP policies and procedures prior to manufacturing
material for preclinical studies and clinical trials. The Company believes that
its manufacturing process will simplify manufacturing and purification and will
allow the Company to produce amounts of AAV vector required for clinical trials.
The processes used by the Company are new, however, and there can be no
assurance that such processes will be feasible or cost-effective.

     Avigen currently does not operate manufacturing facilities for commercial
production of its gene therapy products.



                                       16
<PAGE>   17
Avigen's strategy for the manufacture of its gene therapy products may be to
enter into alliances with pharmaceutical and other biotechnology companies. In
addition, the Company does not have, and has no intention of developing, the
facilities necessary to perform cell processing which may be required for TVI.
The Company intends to rely on corporate partners or others for such cell
processing. There can be no assurance that the Company will be able to negotiate
satisfactory arrangements with such parties, that such arrangements will be
successful or that its corporate partners will be able to develop adequate
manufacturing capabilities for commercial scale production. In the event the
Company decides to establish a commercial scale manufacturing facility, the
Company will require substantial additional funds and personnel and will be
required to comply with extensive regulations applicable to such facility.

GOVERNMENT REGULATION

     The production and marketing of the Company's proposed products and its
research and development activities are subject to regulation for safety,
efficacy and quality by numerous governmental authorities in the United States
and other countries. In the United States, pharmaceutical products are subject
to rigorous regulation by the FDA under the federal Food, Drug, and Cosmetic
Act. Biological products, in addition to being subject to certain provisions of
this act, are also regulated under the Public Health Service Act. These laws and
the regulations promulgated thereunder govern, among other things, testing,
manufacturing, safety, efficacy, labeling, storage, record keeping, advertising
and promotional practices and import and export of drugs and biological
products. In general, the Center for Biologics Evaluation and Research holds
primary responsibility for the regulation of biological products and has handled
the IND submissions of most gene therapy products to date. At the present time,
the Company believes that its products will be regulated as biologics by the FDA
and comparable foreign regulatory bodies. Gene therapy is, however, a relatively
new technology and has not been extensively tested in humans. The regulatory
requirements governing gene therapy products are uncertain and are subject to
change. No gene therapy products have been approved to date in the United States
or any foreign country.

     Under the NIH Guidelines for Research Involving Recombinant DNA Molecules,
clinical protocols involving human gene transfer conducted at institutions
receiving NIH funds cannot be initiated without simultaneous submission of
information describing the proposed clinical protocol to both NIH/ORDA and the
FDA. Submission to NIH/ORDA shall be for registration purposes and determination
regarding the necessity of full RAC review and approval/disapproval. Full RAC
review of an individual human gene transfer protocol can be initiated by the NIH
Director or recommended to the NIH Director by three or more RAC members or
other Federal agencies. An individual human gene transfer protocol that is
recommended for full RAC review should represent novel characteristics deserving
of public discussion. Prior to submission of a human gene transfer experiment to
NIH/ORDA, the Principal Investigator must obtain Institutional Biosafety
Committee approval from each institution that will handle recombinant DNA
material that is to be administered to human subjects and Institutional Review
Board approval from each institution in which human subjects will undergo gene
transfer. Submission of human gene transfer protocols to the FDA will be in the
form of an IND application. The review process conducted by NIH/ORDA and the FDA
is unpredictable and may result in considerable time and expense to the Company.

     The steps required before a new drug, including a biologic, may be marketed
in the United States generally include (i) preclinical laboratory tests and
preclinical animal studies, (ii) the submission to the FDA of an IND application
for human clinical testing, which must become effective before human clinical
trials commence, (iii) adequate and well-controlled human clinical trials to
establish the safety and efficacy of the product, (iv) the submission to the FDA
of a Product License Application and Establishment License Application
("PLA/ELA") for a biologic and (v) FDA approval of the PLA/ELA prior to any
commercial sale or shipment of the biologic. The FDA has proposed regulations
that would eliminate the separate requirement for an ELA for certain
biotechnology products, including certain recombinant DNA products, that satisfy
the regulatory definition of a "well-characterized product." The FDA, however,
has indicated that gene therapy products are not considered "well-characterized"
at this time.

     Domestic manufacturing establishments are subject to inspections at any
time by the FDA and must comply with cGMP regulations enforced by the FDA
through its facilities inspection program. Manufacturers of biological products
also must comply with FDA general biological product standards. In addition, the
Company must obtain a drug manufacturing license from the State of California
for any of its products administered to humans, including products intended for
clinical trials.

     Preclinical safety studies include laboratory evaluation of the product, as
well as animal studies to assess the potential safety and, if possible, efficacy
of the product. Preclinical studies must be conducted by laboratories that
comply with FDA regulations regarding Good Laboratory Practices. The results of
the preclinical tests, together with manufacturing information and analytical
data, are submitted to the FDA as part of an IND, which must become effective
before human clinical trials may be commenced. The IND will become automatically
effective 30 days after its receipt by the FDA unless



                                       17
<PAGE>   18
the FDA indicates prior to the end of the 30-day period that it does not wish
the trials to proceed as outlined in the IND. In such case, the IND sponsor and
the FDA must resolve any outstanding concerns before clinical trials can
proceed. There can be no assurance that submission of an IND will result in FDA
authorization to commence clinical trials.

     Clinical trials must be conducted in accordance with FDA's Good Clinical
Practice regulations and must be approved by the IRB at the institution where
the study will be conducted. The IRB will consider, among other things, safety
and ethical issues, proper informed consent of the human subjects, possible
issues relating to health care costs and potential liability of the institution.
The IRB may require changes in a protocol, and there can be no assurance that an
IRB will permit any given study to be initiated or completed.

     Clinical trials typically are conducted in three sequential phases, but the
phases may overlap. Phase I typically involves the initial introduction of the
drug into patients primarily to determine the drug's metabolism,
pharmacokinetics and pharmacological actions in humans and the side effects
associated with increasing doses. Phase II typically involves studies in a
limited patient population to (i) determine the efficacy of the drug for
specific indications, (ii) determine dosage tolerance and optimal dosage and
(iii) further identify possible adverse effects and safety risks. If the drug is
found to be effective and to have an acceptable safety profile in Phase II
evaluations, Phase III trials are undertaken to evaluate efficacy and safety
within an expanded patient population typically at geographically dispersed
clinical study sites. There can be no assurance that Phase I, Phase II or Phase
III testing will be completed successfully within any specific time period, if
at all, with respect to any of the Company's products subject to such testing.
Furthermore, the FDA may suspend clinical trials at any time on various grounds,
including a finding that patients are being exposed to an unacceptable health
risk. FDA regulations also subject sponsors of clinical investigations to
numerous regulatory requirements related to, among other things, selection of
qualified investigators, proper monitoring of investigations, record keeping and
record retention and notice to investigators and FDA of any death or adverse
serious reaction. In addition, the FDA may require post marketing clinical
studies (Phase IV) which will require extensive patient monitoring and
recordkeeping and may result in restricted marketing of the product for an
extended period of time.

     The results of the pharmaceutical development, preclinical studies and
clinical trials are submitted to the FDA in the form of a PLA/ELA for approval
of the manufacture, marketing and commercial shipment of the biologic. The
testing and approval process is likely to require substantial time and effort
and there can be no assurance that any approval will be granted on a timely
basis, if at all. The FDA may deny a PLA/ELA if applicable regulatory criteria
are not satisfied, require additional testing or information, or require
postmarketing testing and surveillance to monitor the safety or efficacy of a
product. Moreover, if regulatory approval of a biologic is granted, such
approval may entail limitations on the indicated uses for which it may be
marketed. Finally, product approvals may be withdrawn if compliance with
regulatory standards is not maintained or if problems occur following initial
marketing. Among the conditions for PLA/ELA approval is the requirement that the
prospective manufacturer's quality control and manufacturing procedures conform
to cGMP, which must be followed at all times. In complying with standards set
forth in these regulations, manufacturers must continue to expend time,
financial resources and effort in the area of production and quality control.

     In accordance with the Orphan Drug Act, the FDA may grant Orphan Drug
status to certain drugs intended to treat a "rare disease or condition" defined
as a disease or condition which affects fewer than 200,000 people in the United
States, or which affects more than 200,000 people for which the cost of
developing and marketing the drug will not be recovered from sales of the drug
in the United States. An approved Orphan Drug may provide certain benefits
including exclusive marketing rights in the United States to the drug for the
approved indication for seven years following marketing approval and federal
income tax credits for certain clinical trial expenses. The Company believes
that some of its future products may qualify for Orphan Drug status but there
can be no assurance that such products will receive FDA approval. In addition,
there is no assurance that potential benefits provided by the Orphan Drug Act
will not be significantly limited by amendment by the United States Congress
and/or reinterpretation by the FDA.

     For clinical investigation and marketing outside the United States, the
Company is also subject to foreign regulatory requirements governing clinical
trials and marketing approval for pharmaceutical products. In Europe, the
approval process for the commencement of clinical trials varies from country to
country. The foreign regulatory approval process includes all of the risks
associated with FDA approval set forth above.

     In addition to regulations enforced by the FDA, the Company also is subject
to regulation under the Occupational Safety and Health Act, the Environmental
Protection Act, the Toxic Substances Control Act, the Resource Conservation and
Recovery Act and other federal, state and local regulations. The Company's
research and development activities involve the controlled use of hazardous
materials, chemicals, biological materials and various radioactive compounds.
Although the Company believes that its safety procedures for handling and
disposing of such materials comply with the standards prescribed by state and
federal regulations, it could be held liable for any damages that result from
accidental



                                       18
<PAGE>   19
contamination or injury and any such liability could exceed the resources of the
Company.

PATENTS AND INTELLECTUAL PROPERTY

     Patents and other proprietary rights are important to the Company's
business. The Company's policy is to file patent applications and protect
technology, inventions and improvements to inventions that are commercially
important to the development of its business. The Company also relies on trade
secrets, know-how, continuing technology innovations and licensing opportunities
to develop and maintain its competitive position.

     The Company has one issued U. S. patent and 6 pending U. S. patent
applications, all of which have been foreign filed. Two of the patent
applications are co-owned with co-inventors. The Company has one exclusive
worldwide license to a patent, an exclusive license to one U. S. patent and
three worldwide exclusive licenses to patent applications. The Company also has
a non-exclusive license to one U. S. patent. There is no assurance that patents
will issue from these applications or that any patent will issue on technology
arising from additional research or, if patents do issue, that claims allowed
will be sufficient to protect the Company's technology. The patent application
process takes several years and entails considerable expense. In addition, with
respect to each of the Company's co-owned patent applications, the Company has
an option to obtain an exclusive, worldwide, transferable, royalty-bearing
license for such technology, and is currently in discussions with one of the
co-inventors to obtain such a license. In the event the Company is unable to
negotiate exclusive rights to such co-owned technology, each co-inventor may
have rights to independently make, use, offer to sell or sell the patented
technology. Commercialization, assignment or licensing of such technology by a
co-inventor could have a material adverse effect on the Company's business,
financial condition and results of operations. The failure to obtain patent
protection on the Company's technologies or proposed products may have a
material adverse effect on the Company's competitive position and business
prospects.

     The patent positions of pharmaceutical and biotechnology firms are
generally uncertain and involve complex legal and factual questions. To date,
there has emerged no consistent policy regarding the breadth of claim allowed in
biotechnology patents. Patent applications in the United States are maintained
in secrecy until a patent issues, and the Company cannot be certain that others
have not filed applications for technology covered by the Company's patent
applications or that the Company was first to file patent applications for such
technology. Competitors may have filed applications for, or may have received
patents and may obtain additional patents and proprietary rights relating to
compounds or processes that block or compete with those of the Company.

     There can be no assurance that third parties will not assert patent or
other intellectual property infringement claims against the Company with respect
to its products or technology or other matters. There may be third-party patents
and other intellectual property relevant to the Company's products and
technology which are not known to the Company. A number of the gene sequences or
proteins encoded by certain of those sequences that the Company is investigating
or may use in its products are or may become patented by others. As a result,
the Company may be required to obtain licenses to such gene sequences or other
technology in order to test, use or market products that contain proprietary
gene sequences or encode proprietary proteins. For example, in connection with
its anemia program, the Company anticipates that it may need to obtain a license
to a gene for human erythropoietin. There can be no assurance that the Company
will be able to obtain this or any other license on terms favorable to the
Company, if at all.

     Patent litigation is becoming more widespread in the biotechnology
industry. Litigation may be necessary to defend against or assert claims of
infringement, to enforce patents issued to the Company, to protect trade secrets
owned by the Company, or to determine the scope and validity of proprietary
rights of third parties. Although no third party has asserted that the Company
is infringing such third party's patent rights or other intellectual property,
there can be no assurance that litigation asserting such claims will not be
initiated, that the Company would prevail in any such litigation, or that the
Company would be able to obtain any necessary licenses on reasonable terms, if
at all. Any such claims against the Company, with or without merit, as well as
claims initiated by the Company against third parties, can be time-consuming and
expensive to defend or prosecute and to resolve. If competitors of the Company
prepare and file patent applications in the United States that claim technology
also claimed by the Company, the Company may have to participate in interference
proceedings declared by the Patent and Trademark Office to determine priority of
invention, which could result in substantial cost to the Company, even if the
outcome is favorable to the Company. In addition, to the extent outside
collaborators apply technological information developed independently by them or
by others to the Company's product development programs or apply Avigen's
technologies to other projects, disputes may arise as to the ownership of
proprietary rights to such technologies.

     The Company also relies on a combination of trade secret and copyright law,
employee and third-party nondisclosure agreements, and other protective measures
to protect intellectual property rights pertaining to its products and
technology.



                                       19
<PAGE>   20
There can be no assurance, however, that these agreements will provide
meaningful protection of the Company's trade secrets, know-how or other
proprietary information in the event of any unauthorized use, misappropriation
or disclosure of such trade secrets, know-how or other proprietary information.
In addition, the laws of certain foreign countries do not protect the Company's
intellectual property rights to the same extent as do the laws of the United
States. There can be no assurance that the Company will be able to protect its
intellectual property successfully.

PRODUCT LIABILITY INSURANCE

     The manufacture and sale of medical products entail significant risk of
product liability claims. The Company currently does not carry product liability
insurance, although it intends to obtain such coverage prior to beginning
clinical trials. There can be no assurance that such coverage will be adequate
to protect the Company from any liabilities it might incur in connection with
the sale of the Company's products. In addition, the Company may require
increased product liability coverage as products are commercialized. Such
insurance is expensive and in the future may not be available on acceptable
terms, if at all. A successful product liability claim or series of claims
brought against the Company in excess of its insurance coverage could have a
material adverse effect on the Company's business and results of operations.

EMPLOYEES

     As of September 22, 1997, the Company had 38 full-time employees, 11 of
whom have Ph.D. or M.D. degrees, including 29 employees in research and
development, and 9 in general administration and finance. The Company also
relies on several part-time employees and consultants. None of the Company's
employees is represented by a collective bargaining agreement nor has the
Company ever experienced a work stoppage. The Company believes that its
relationship with its employees is good.

SCIENTIFIC ADVISORY BOARD

     The Company has established a Scientific Advisory Board, consisting of
experts in the field of medicine, genetics and molecular biology, which reviews
and evaluates the Company's research programs and advises the Company with
respect to technical matters in fields in which the Company is involved. The
members of the Scientific Advisory Board are prominent scholars in their field
and, as a result, may serve as consultants to a wide variety of companies. The
Company's Scientific Advisory Board includes:

     Gary J. Kurtzman, M.D., is Chairman of the Scientific Advisory Board. Dr.
     Kurtzman serves as Vice President, Research and Development for the
     Company.

     Jef D. Boeke, Ph.D., is a professor of Molecular Biology and Genetics at
     The Johns Hopkins University School of Medicine. Dr. Boeke co-invented the
     capsid targeted viral inactivation technology that provides a basis for
     Avigen's antiviral product development program. and has authored more than
     100 publications.

     Katherine A. High, M.D., is the William H. Bennett Associate Professor of
     Pediatrics at the University of Pennsylvania and the Director of Research
     of the Hematology Division at Children's Hospital of Philadelphia. She is
     an expert in both the basic science and clinical aspects of hemophilia.

     Mark A. Israel, M.D., is Professor of Neurological Surgery and Pediatrics
     and Director, the Preuss Laboratory of Molecular Neuro-oncology at the
     University of California, San Francisco. Dr. Israel's research focuses on
     the molecular and cellular biology of tumors of the nervous system.

     Yuichi Iwaki, M.D., Ph.D., serves as a director of the Company.

     Y. W. Kan, M.D., D.Sc., is the Louis K. Diamond Professor of Hematology at
     the University of California at San Francisco. He also is an Investigator
     of the Howard Hughes Medical Institute. Dr. Kan was the 1991 recipient of
     the Albert Lasker Clinical Medical Research Award and is noted as a leader
     in the fields of sickle cell anemia and thalassemia.

     Keiya Ozawa, M.D., Ph.D., is a professor of Molecular Biology, Institute of
     Hematology, at Jichi Medical School in Japan, where he has established a
     research and preclinical program in gene therapy. Dr. Ozawa is regarded as
     one of the leading authorities on gene therapy in Japan and is responsible
     for drafting the Japanese government's gene therapy guidelines.

     Jeffrey M. Rosen, Ph.D., is a professor of Cell Biology at Baylor College
     of Medicine. Dr. Rosen is an internationally recognized expert in the field
     of gene expression, and his research focuses primarily on the mechanisms of
     tissue-specific gene expression in the mammary and prostate glands.



                                       20
<PAGE>   21
ITEM. 2  PROPERTIES

THE COMPANY

     The Company's facility, located in Alameda, California, is an approximately
23,000 square foot facility leased through May 2003. The Company believes that
it will be able to renew the lease of this facility or find suitable alternate
facilities in the same general area without a material disruption of its
operations. Within the 23,000 square foot facility, the Company completed in
October 1996 of a 7,000 square foot expansion of its research and development
facilities and administration offices.


ITEM. 3  LEGAL PROCEEDINGS

     (a) No material legal proceedings to which Avigen was a party or of which
any of its property was the subject were pending during fiscal 1997.

     (b) No material legal proceedings were terminated during fiscal 1997.


ITEM 4. SUBMISSION OF MATTERS TO A VOTE OF SECURITY HOLDERS

     None.

                                     PART II

ITEM. 5  MARKET FOR REGISTRANTS COMMON EQUITY AND RELATED STOCKHOLDER MATTERS

    Shares of the Company's common stock commenced trading in the
over-the-counter market on the NASDAQ National Market on May 22, 1996, under the
symbol "AVGN".

    The Company has never paid cash dividends and does not anticipate paying
cash dividends in the forseeable future.

    The following table sets forth, for fiscal periods indicated, the range of
high and low intraday sale prices available for the fiscal year 1996 and 1997.

<TABLE>
<CAPTION>
                           1996                         HIGH             LOW
                           ----                         ----             ---
<S>                                                     <C>              <C>  
        Fourth Quarter (from May 22, 1996)              $13.25           $6.78
</TABLE>


<TABLE>
<CAPTION>
                           1997                         HIGH             LOW
                           ----                         ----             ---
<S>                                                     <C>              <C>  
                     Year End 6/30/97                   $7.375           $3.25
</TABLE>

    As of September 22, 1997, there were approximately 152 holders of record of
the Company's Common Stock.




                                       21
<PAGE>   22
ITEM. 6  SELECTED FINANCIAL DATA

<TABLE>
<CAPTION>
                                                FISCAL YEARS ENDED JUNE 30,         OCTOBER 22, 1992
                                     -------------------------------------------       (INCEPTION)
                                         1997             1996              1995     TO JUNE 30, 1994
                                     ----------------------------------------------------------------
                                              (IN THOUSANDS, EXCEPT SHARE AND PER SHARE DATA)
STATEMENT OF OPERATIONS DATA:
- ----------------------------------------------------------------------------------------------------
<S>                                  <C>               <C>               <C>               <C>    
Grant revenue                        $        98       $        87       $       178       $    --

Expenses:
    Research and development               4,033             2,550             2,290         3,490
    General and administrative             2,351             1,102             1,334         1,821

                                     -------------------------------------------------------------
                                           6,384             3,652             3,624         5,311
                                     -------------------------------------------------------------

Loss from operations                      (6,286)           (3,565)           (3,446)       (5,311)
Interest income (expense) (net)              710              (531)               (8)          (32)
Other income (expense)                        (2)               (1)              189            --

                                     -------------------------------------------------------------
Net loss                                  (5,578)      $    (4,097)      $    (3,265)      $(5,343)
                                     -------------------------------------------------------------

Net loss per share                   $      (.77)               --               --
                                     =============================


Proforma
net loss per share                            --       $      (.80)             (.62)           --
                                     -------------------------------------------------------------

Shares used in per share
calculation                            7,286,146         5,141,951         5,295,064            --
                                     =============================================================


BALANCE SHEET DATA:
- --------------------------------------------------------------------------------------------------
Cash, cash equivalents and
   investments in marketable
   securities                             13,039       $    16,443       $       203       $   244

Working capital                           11,936            15,364              (916)       (1,615)

Total assets                              14,760            17,532             1,841         2,133

Capital lease obligations:
    Current                                  396                31                 4             5
    Long-term                              1,084               176               214            27

Deficit accumulated during
    development stage                    (18,283)          (12,705)           (8,608)       (5,343)

Stockholders' equity                      12,341            16,027               184           (69)
</TABLE>



                                       22
<PAGE>   23
ITEM. 7 MANAGEMENT'S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS
OF OPERATIONS

     This Management's Discussion and Analysis of Financial Condition and
Results of Operations contain forward-looking statements that involve risks and
uncertainties. The Company's actual results may differ significantly from the
results discussed in the forward-looking statements. Factors that might cause or
contribute to such a difference include, but are not limited to, those discussed
herein and in "Risk Factors" in Part I.

OVERVIEW

     Since its inception, the Company has devoted substantially all of its
resources to research and development activities. The Company is a development
stage company and has not received any revenue from the sale of products. The
Company does not anticipate generating revenue from the sale of products in the
foreseeable future. The Company expects its source of revenue, if any, for the
next several years to consist of government grants and payments under
collaborative arrangements. The Company has incurred losses since its inception
and expects to incur substantial losses over the next several years due to
ongoing and planned research and development efforts, including preclinical
studies and clinical trials. At June 30, 1997 the Company had an accumulated
deficit of $18.3 million.

RESULTS OF OPERATIONS
   FISCAL YEARS ENDED JUNE 30, 1995, 1996 AND 1997.

     Grant revenue decreased from $178,000 for the year ended June 30, 1995 to
$87,000 for the year ended June 30, 1996, and increased to $98,000 for the year
ended June 30, 1997. Grant revenue for 1995, 1996 and 1997 consisted of
reimbursements under a NIH grant. Revenues earned under research grants are
determined by the timing of the award from the issuing agency. As a result,
research grant revenue earned in one period is not predictive of research grant
revenue to be earned in future periods.

     The Company's research and development expenses increased from $2.3 million
for the year ended June 30, 1995 to $2.6 million for the year ended June 30,
1996, and increased to $4.0 million for the year ended June 30, 1997. The
increase from fiscal 1995 to fiscal 1996 was due primarily to increases in
personnel in the fourth quarter of 1996. The increase from fiscal 1996 to fiscal
1997 was due primarily to increases in personnel, employee related expenses,
outside labs, temporary employees and increases in depreciation expense. The
Company expects research and development spending to increase significantly over
the next several years as the Company expands research and product development
efforts.

     General and administrative expenses decreased from $1.3 million for the
year ended June 30, 1995 to $1.1 million for the year ended June 30, 1996 and
increased to $2.4 million for the year ended June 30, 1997. The decrease from
fiscal 1995 to fiscal 1996 was primarily due to lower personnel and support
costs. The increase from fiscal 1996 to fiscal 1997 was due primarily to
increases in executive personnel and costs associated with operating as a public
company. General and administrative expenses are expected to increase as the
level of the Company's activities increases but to decrease as a percentage of
total expenses, with the expansion of the research and development efforts.

    Interest expense increased from $33,000 for the year ended June 30, 1995 to
$581,000 for the year ended June 30, 1996 and decreased to $70,000 for the year
ended June 30, 1997. The increase from fiscal 1995 to fiscal 1996 was due
primarily to the Company's bridge financing for the initial public offering.

    Interest income increased from $25,000 for the year ended June 30, 1995 to
$50,000 for the year ended June 30, 1996 and increased to $780,000 for the year
ended June 30, 1997. The increase from fiscal 1995 to fiscal 1996 was due
primarily to the investment of the proceeds of the bridge financing for the
initial public offering. The increase from the fiscal 1996 to fiscal 1997 was
due primarily to the investment of the proceeds of the initial public offering.

LIQUIDITY AND CAPITAL RESOURCES

    In May 1996, the Company consummated an initial public offering (the
"Offering") of 2,500,000 shares of Common Stock which raised approximately $17.7
million, net of expenses. In July 1996, the Company issued 250,000 additional
shares of Common Stock in connection with the exercise of the underwriters'
over-allotment option. Net proceeds from such sale were approximately
$1,850,000.

     Prior to May 1996, the Company financed its operations primarily through
private placements of Common Stock and Preferred Stock and a bridge financing
which was completed on March 29, 1996 (the "1996 Bridge Financing"). Through
March 31, 1996, the Company had raised approximately $11.0 million, net of
financing costs, from the sale of Common Stock and Preferred Stock and $1.9
million from the 1996 Bridge Financing.

     In March 1996, the Company completed the 1996 Bridge Financing in which the
Company issued $1,937,500 principal



                                       23
<PAGE>   24
amount of promissory notes (the "Notes") and warrants to purchase 193,750 shares
of Common Stock. The Notes accrued interest at the rate of 12% per year and were
paid in June 1996 with a portion of the proceeds from the Company's initial
public offering. The warrants expire in March 2001. The warrants were assigned a
value of $300,000. This amount was reflected as a discount on the Notes and was
accreted as additional financing (interest) expense over the term of the Notes.
In connection with the 1996 Bridge Financing, the Company paid the placement
agent a commission equal to 10% of the gross proceeds and warrants to purchase
19,375 shares of Common Stock. The placement agent warrants expire in May, 2001.

     At June 30, 1997, the Company had cash, cash equivalents and investments in
marketable securities of approximately $13 million. The Company expects its cash
requirements to increase significantly in future periods. The Company will
require substantial funds to conduct the research and development activities and
preclinical studies and clinical testing of its potential products and to market
any products that are developed. The Company's facility is an approximately
23,000 square foot facility leased through May 2003. The Company believes that
it will be able to renew the lease of this facility and find suitable alternate
facilities in the same general area without a material disruption of its
operations. Within the 23,000 square foot facility, the Company completed in
October 1996 with the commencement of a 7,000 square foot expansion of its
research and development facilities and administration offices. The construction
cost was approximately $500,000. In November 1996, the Company secured a $2
million revolving line of credit with Wells Fargo Bank. In May 1997 the Company
secured a $2 million capital lease from which $1.4 million was used as a
sale-leaseback of existing equipment and for other leasehold improvements. To
the extent the Company decides to develop its own manufacturing facilities, the
Company would require substantial additional capital. The Company's cash
requirements may vary materially from those now planned because of the results
of research, development and clinical trials, the time and costs involved in
obtaining regulatory approvals, the cost of filing, prosecuting, defending and
enforcing patent claims and other intellectual property rights, competing
technological and market developments, changes in the Company's existing
research relationships, the ability of the Company to establish collaborative
arrangements, the development of commercialization activities and arrangements
and the purchase of additional capital equipment.

    The Company believes that the available cash and cash equivalents and
short-term investments, will be sufficient to meet the Company's operating
expenses and capital requirements for at least the next 12 months. The Company
will be required to seek additional funds through public or private financings
or collaborative arrangements with corporate partners. Issuances of additional
equity securities could result in substantial dilution to stockholders. There
can be no assurance that additional funding will be available on terms
acceptable to the Company, if at all. The failure to fund its capital
requirements would have a material adverse effect on the Company's business.


ITEM. 8  FINANCIAL STATEMENTS

    The financial statements required by this item are set forth beginning at
page F1 of this report.

ITEM. 9  CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING AND
         FINANCIAL DISCLOSURE

    None.



                                       24
<PAGE>   25
                                    PART III


ITEM 10. DIRECTORS AND EXECUTIVE OFFICERS OF THE REGISTRANT

    The information required is hereby incorporated by reference from the
information contained in the Company's definitive Proxy Statement with respect
to the Company's Annual Meeting of Stockholders, to be held November 21, 1997
(the "Proxy Statement").


ITEM 11. EXECUTIVE COMPENSATION

    The information required by this item is hereby incorporated by reference
from information contained in the Proxy Statement.


ITEM 12. SECURITY OWNERSHIP OF CERTAIN BENEFICIAL OWNERS AND MANAGEMENT

    The information required by this item is hereby incorporated by reference
contained in the Proxy Statement.


ITEM 13. CERTAIN RELATIONSHIPS AND RELATED TRANSACTIONS

    The information required by this item is hereby incorporated by reference
from information contained in the Proxy Statement.


ITEM 14. EXHIBITS, FINANCIAL STATEMENT SCHEDULES, AND REPORTS ON FORM 8K

(a) The following documents are filed as part of this Report on Form 10-K/A:

      (1)    Financial Statements:

             Report of Ernst & Young LLP, Independent Auditors
             Balance Sheets
             Statements of Operations
             Statements of Stockholders' Equity
             Statements of Cash Flows
             Notes to Financial Statements


     (2)     Financial Statements schedules have been omitted from this report
             because the information is provided in the Financial Statements or
             is not applicable.



                                       25
<PAGE>   26
(3)   Exhibits

 EXHIBIT
  NUMBER                      EXHIBITS
- --------------------------------------------------------------------------------

  3.1*          Amended and Restated Certificate of Incorporation
  3.2*          Restated Bylaws of the Registrant
  4.1*          Specimen Common Stock Certificate
 10.2*+         1993 Stock Option Plan
 10.3*+         1996 Equity Incentive Plan
 10.4*+         Form of Incentive Stock Option Grant
 10.5*+         Form of Nonstatutory Stock Option Grant
 10.6*+         1996 Non-Employee Director Stock Option Plan
 10.7*          Form of Series C Investors' Rights Agreement
 10.8*          Form of Indemnification Agreement between the Registrant and its
                directors and executive officers
 10.9*          Form of Common Stock Warrant
10.10*          Form of Series A Preferred Stock Warrant
10.11*          Form of Series B Preferred Stock Warrant
10.12*          Form of Series C Preferred Stock Warrant
10.13*          Form of Series D Preferred Stock Warrant
10.14*          Form of Series A Preferred Stock Subscription Agreement
10.15*          Form of Series B Preferred Stock Subscription Agreement
10.16*          Form of Series C Preferred Stock Subscription Agreement
10.17*          Form of Unit Purchase Agreement
10.19*          Form of Bridge Warrant
10.20*          License Agreement between the Registrant and Research
                Corporation Technologies, Inc., dated May 15, 1992, as amended
                as of March 21, 1996 and April 26, 1996
10.21*          License Agreement between the Registrant and The Johns Hopkins
                University, dated November 23, 1993, as amended as of March 21,
                1996
10.22*          License Agreement between the Registrant and The University of
                Manitoba, dated February 2, 1994
10.23*          Form of Underwriters' Warrant
10.24*          Lease Agreement between Registrant and Redding Management, Inc.,
                dated
                September 15, 1992, as amended June 30, 1995
10.25*          Registration Rights Agreement between the Registrant and certain
                stockholders named therein, dated November 1992
10.26*          Registration Rights and Transfer Restriction Agreement between
                the Registrant and Research Corporation Technologies, Inc., The
                Indiana University Foundation and Arun Srivastava, dated May 15,
                1992, as amended October 1992
10.27*+         Employment Agreement dated August 10, 1992, between the Company
                and John Monahan.
10.28*+         Employment Agreement dated October 19, 1992, between the Company
                and Wanda deVlaminck
10.29+          Employment Agreement dated August 14, 1996, between the Company
                and Thomas J. Paulson
10.30+          Employment Agreement dated October 23, 1996, between the Company
                and Robert M. Maurer
10.31+          Employment Agreement dated December 13, 1993, between the 
                Company and Gary Kurtzman
10.32           Revolving line of credit signed November 22, 1996 with Wells
                Fargo Bank
10.33           Equipment lease dated May 22, 1997 with Transamerica Business
                Credit Corporation
11.1*           Statement re: computation of net loss per share
23.1            Consent of Ernst & Young LLP, Independent Auditors
24.1            Power of Attorney (Reference to the signature page herein)
27.1            Financial Data Schedule


- ----------

*    Filed as an exhibit to the Registrant's Registration Statement on Form S-1
     (No. 333-3220) and incorporated herein by reference.

+    Management Contract or Compensation Plan.

(b)  The Company has filed no reports on Form 8-K.



                                       26
<PAGE>   27
                                   SIGNATURES

      Pursuant to the requirements of Section 13 of 15(d) of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on
its behalf by the undersigned, thereunto duly authorized.

      Dated:    September 27, 1996     AVIGEN, INC.

                                       By:   /s/   JOHN MONAHAN, PH.D.
                                            --------------------------------
                                                   John Monahan, Ph.D.
                                            President, Chief Executive Officer
                                            and Director


                                POWER OF ATTORNEY

      KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature
appears below constitutes and appoints John Monahan and Philip J. Whitcome, and
each or any one of them, his true and lawful attorney-in-fact and agent, with
full power of substitution and resubstitution, for him and in his name, place
and stead, in any and all capacities, to sign any and all amendments (including
post-effective amendments) to this Report, and to file the same, with all
exhibits thereto, and other documents in connection therewith, with the
Securities and Exchange Commission, granting unto said attorneys-in-fact and
agents, and each of them, full power and authority to do and perform each and
every act and thing requisite and necessary to be done in connection therewith,
as fully to all intents and purposes as he might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents, or any of
them, or their or his substitutes or substitute, may lawfully do or cause to be
done by virtue hereof.

      PURSUANT TO THE REQUIREMENTS OF THE SECURITIES EXCHANGE ACT OF 1934, THIS
REPORT HAS BEEN SIGNED BELOW BY THE FOLLOWING PERSONS ON BEHALF OF THE
REGISTRANT AND IN THE CAPACITIES AND ON THE DATES INDICATED.

<TABLE>
<CAPTION>
       SIGNATURE                                    TITLE                                  DATE
<S>                                    <C>                                            <C> 
       JOHN MONAHAN, PH.D              President, Chief Executive Officer             September 27, 1997
- ------------------------------------   and Director (Principal Executive Officer)
       John Monahan, Ph.D.                       

              *                        Chief Financial Officer                        September 27, 1997
- ------------------------------------
       Thomas J. Paulson

              *                        Controller (Principal Accounting Officer)      September 27, 1997
- ------------------------------------
       Glenn Bauer

              *                        Chairman of the Board                          September 27, 1997
- ------------------------------------
       Philip J. Whitcome, Ph.D.

              *                        Director                                       September 27, 1997
- ------------------------------------
       Zola Horovitz, Ph.D.

              *                        Director                                       September 27, 1997
- ------------------------------------
       Yuichi Iwaki, M.D., Ph.D.

              *                        Director                                       September 27, 1997
- ------------------------------------
       Richard T. Pratt

              *                        Director                                       September 27, 1997
- ------------------------------------
       John K.A. Prendergast, Ph.D.

              *                        Director                                       September 27, 1997
- ------------------------------------
       Lindsay A. Rosenwald, M.D.

              *                        Director                                       September 27, 1997
- ------------------------------------
       Leonard P. Shaykin
</TABLE>


*By:   /s/   JOHN MONAHAN, PH.D
     --------------------------------
       John Monahan, Ph.D.
       Attorney-in-Fact



                                       27
<PAGE>   28
                          INDEX TO FINANCIAL STATEMENTS


<TABLE>
<CAPTION>
                                                                                Page
<S>                                                                             <C>
Report of Independent Auditors ................................................  F-1

Balance Sheets at June 30, 1997 and 1996 ......................................  F-2

Statements of Operations for Years Ended June 30, 1997, 1996 and 1995 .........  F-3

Statements of Stockholders' Equity for Years Ended June 30, 1997, 1996 
  and 199 .....................................................................  F-4

Statements of Cash Flows for Years Ended June 30, 1997, 1996 and 1995 .........  F-7

Notes to Financial Statements .................................................  F-9
</TABLE>



<PAGE>   29
                REPORT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS




The Board of Directors and Stockholders
Avigen, Inc.

We have audited the accompanying balance sheets of Avigen, Inc. (a development
stage company) as of June 30, 1997 and 1996 and the related statements of
operations, stockholders' equity and cash flows each of the three years in the
period ended June 30, 1997 and for the period from October 22, 1992 (inception)
through June 30, 1997. These financial statements are the responsibility of the
Company's management. Our responsibility is to express an opinion on these
financial statements based on our audits.

We conducted our audits in accordance with generally accepted auditing
standards. Those standards require that we plan and perform the audit to obtain
reasonable assurance about whether the financial statements are free of material
misstatement. An audit includes examining, on a test basis, evidence supporting
the amounts and disclosures in the financial statements. An audit also includes
assessing the accounting principles used and significant estimates made by
management, as well as evaluating the overall financial statement presentation.
We believe that our audits provide a reasonable basis for our opinion.

In our opinion, the financial statements referred to above present fairly, in
all material respects, the financial position of Avigen, Inc. at June 30, 1997
and 1996, and the results of its operations and its cash flows for each of the
three years in the period ended June 30, 1997 and for the period from October
22, 1992 (inception) through June 30, 1997, in conformity with generally
accepted accounting principles.


                                          /s/ ERNST & YOUNG LLP
Walnut Creek, California                  -----------------------
August 15, 1997                           Ernst & Young LLP





                                      F-1
<PAGE>   30
                                  AVIGEN, INC.
                          (a development stage company)

                                 BALANCE SHEETS

<TABLE>
<CAPTION>
                                                                                            JUNE 30,
                                                                            --------------------------------
                                                                                 1997               1996
ASSETS
- ------------------------------------------------------------------------------------------------------------
<S>                                                                         <C>                <C>
Current assets:
  Cash and cash equivalents                                                 $  3,407,057       $  8,091,645
  Investments in marketable securities                                         9,631,979          8,351,349
     Total current assets                                                     13,039,036         16,442,994

Property and equipment, net                                                    1,651,205          1,053,438
Deposits and other assets                                                         70,112             35,525
                                                                            -------------------------------
     Total assets                                                           $ 14,760,353       $ 17,531,957
                                                                            ===============================


LIABILITIES AND STOCKHOLDERS' EQUITY
- -----------------------------------------------------------------------------------------------------------
Current liabilities:
  Accounts payable                                                          $    434,422       $    701,885
  Accrued compensation and related expenses                                      116,973             87,994
  Other accrued liabilities                                                      156,026            258,265
  Current portion of capital lease obligations                                   395,736             31,061
                                                                            -------------------------------
     Total current liabilities                                                 1,103,157          1,079,205

Accrued rent                                                                     231,680            249,263
Capital lease obligations, less current portion                                1,084,207            176,266

Commitments

Stockholders' equity:
  Preferred stock, $.001 par value, 5,000,000 shares authorized,
   none issued and outstanding at June 30, 1997 and 1996                              --                 --
  Common stock, $.001 par value, 30,000,000 shares authorized,
   7,288,580 shares issued and outstanding at June 30, 1997; 7,035,193
   shares issued and outstanding at June 30, 1996                                  7,288              7,035
Additional paid-in capital                                                    30,704,202         28,852,767
Deferred compensation                                                            (86,849)          (127,453)
Deficit accumulated during the development stage                             (18,283,332)       (12,705,126)
                                                                            -------------------------------
     Total stockholders' equity                                               12,341,309         16,027,223
                                                                            -------------------------------
     Total liabilities and stockholders' equity                             $ 14,760,353       $ 17,531,957
                                                                            ===============================
</TABLE>

See accompanying notes.



                                      F-2
<PAGE>   31
                                  AVIGEN, INC.
                          (a development stage company)

                            STATEMENTS OF OPERATIONS

<TABLE>
<CAPTION>
                                                                                               PERIOD FROM    
                                                                                              OCTOBER 22, 1992 
                                                    YEAR ENDED JUNE 30,                        (INCEPTION)
                                          ------------------------------------------------        THROUGH
                                              1997             1996              1995          June 30, 1997
                                          -------------------------------------------------------------------

<S>                                       <C>               <C>               <C>                <C>         
Grant revenue                             $    97,984       $    87,402       $    177,804       $    363,190

Expenses:
  Research and development                  4,033,221         2,550,377          2,289,881         12,363,320
  General and administrative                2,351,407         1,101,758          1,333,756          6,608,537
                                          -------------------------------------------------------------------
                                            6,384,628         3,652,135          3,623,637         18,971,857
                                          -------------------------------------------------------------------
Loss from operations                       (6,286,644)       (3,564,733)        (3,445,833)       (18,608,667)
Interest expense                              (69,978)         (580,679)           (33,892)          (730,119)
Interest income                               780,208            49,809             25,313            869,457
Other (expense) income                         (1,792)           (1,632)           189,421            185,997
                                          -------------------------------------------------------------------
Net loss                                  $(5,578,206)      $(4,097,235)      $ (3,264,991)      $(18,283,332)
                                          ===================================================================

Net loss per share                        $     (.77)
                                          ==========

Pro forma net loss per share                                $     (.80)       $      (.62)
                                                            =============================


Shares used in per share calculation        7,286,146         5,141,951          5,295,064
                                          ================================================
</TABLE>



See accompanying notes.


                                      F-3
<PAGE>   32
                                  AVIGEN, INC.
                          (A Development Stage Company)

                  STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT)
         Period From October 22, 1992 (Inception) Through June 30, 1997

<TABLE>
<CAPTION>
                                                                                                                               
                                                                                                                               
                                                                               PREFERRED STOCK              COMMON STOCK       
                                                                         ------------------------------------------------------
                                                                            SHARES        AMOUNT        SHARES       AMOUNT    
                                                                         ------------------------------------------------------
<S>                                                                      <C>             <C>         <C>            <C>        
Balance at October 22, 1992 (inception)                                          --      $   --             --      $   --     
  Issuance of common stock at $.004 per share in
    November and December 1992                                                   --          --        896,062         896     
  Issuance of common stock at $.554 per share from
     January to June 1993 for services rendered                                  --          --         20,316          20     
  Issuance of common stock at $.004 to $.222 per share
    from November 1992 to March 1993 for cash                                    --          --      1,003,406       1,003     
  Issuance of Class B common stock at $.004 per share in
     December 1992 for cash                                                      --          --             --          --     
  Issuance of Series A preferred stock at $4.43 per share from
    March to June 1993 for cash (net of issuance costs of $410,900)         678,865         679             --          --     
  Issuance of Series A preferred stock at $3.85 per share in March
    1993 for cancellation of note payable and accrued interest               68,991          69             --          --
  Issuance of common stock at $.004 per share in
    November 1993 pursuant to antidilution rights                                --          --         22,869          23     
  Issuance of Series A preferred stock at $4.43 per share
    from July to November 1993 for cash and receivable
    (net of issuance costs of $187,205)                                     418,284         418             --          --     
  Issuance of Series B preferred stock at $5.54 per share in
   March 1994 for cash (net of issuance costs of $34,968)                   128,031         128             --          --     
  Net loss from inception to June 30, 1994                                       --          --             --          --     
                                                                         ------------------------------------------------------
Balance at June 30, 1994                                                  1,294,171       1,294      1,942,653       1,942     
  Issuance of Series C preferred stock at $4.87 per share
    from July 1994 to June 1995 for cash and receivables
   (net of issuance costs of $259,620)                                      739,655         740             --          --     
  Issuance of Series C preferred stock at $4.87 per share
     in June 1995 for cancellation of notes payable                          35,500          35             --          --     
  Net loss                                                                       --          --             --          --     
                                                                         ------------------------------------------------------
Balance at June 30, 1995                                                  2,069,326       2,069      1,942,653       1,942     
</TABLE>




<TABLE>
<CAPTION>
                                                                             CLASS B
                                                                           CONVERTIBLE
                                                                          COMMON STOCK
                                                                        -----------------
                                                                          SHARES   AMOUNT
                                                                        -----------------
<S>                                                                       <C>      <C>
Balance at October 22, 1992 (inception)                                       --      $--
  Issuance of common stock at $.004 per share in
    November and December 1992                                                --
  Issuance of common stock at $.554 per share from
     January to June 1993 for services rendered                               --
  Issuance of common stock at $.004 to $.222 per share
    from November 1992 to March 1993 for cash                                 --
  Issuance of Class B common stock at $.004 per share in
     December 1992 for cash                                               90,293       90
  Issuance of Series A preferred stock at $4.43 per share from
    March to June 1993 for cash (net of issuance costs of $410,900)           --
  Issuance of Series A preferred stock at $3.85 per share in March
    1993 for cancellation of note payable and accrued interest68,991    
  Issuance of common stock at $.004 per share in
    November 1993 pursuant to antidilution rights                             --
  Issuance of Series A preferred stock at $4.43 per share
    from July to November 1993 for cash and receivable
    (net of issuance costs of $187,205)                                       --
  Issuance of Series B preferred stock at $5.54 per share in
   March 1994 for cash (net of issuance costs of $34,968)                     --
  Net loss from inception to June 30, 1994                                    --
                                                                        -----------------
Balance at June 30, 1994                                                  90,293       90
  Issuance of Series C preferred stock at $4.87 per share
    from July 1994 to June 1995 for cash and receivables
   (net of issuance costs of $259,620)                                        --
  Issuance of Series C preferred stock at $4.87 per share
     in June 1995 for cancellation of notes payable                           --
  Net loss                                                                    --
                                                                        -----------------
Balance at June 30, 1995                                                  90,293       90
</TABLE>


<TABLE>
<CAPTION>
                                                                                                DEFICIT ACCUMULATED       TOTAL
                                                                  ADDITIONAL        DEFERRED        DURING THE        STOCKHOLDERS'
                                                               PAID-IN CAPITAL   COMPENSATION   DEVELOPMENT STAGE   EQUITY (DEFICIT)
- -----------------------------------------------------------------------------------------------------------------------------------
<S>                                                            <C>                <C>           <C>                 <C>       
Balance at October 22, 1992 (inception)                           $     --          $     --         $     --         $       --
  Issuance of common stock at $.004 per share in
   November and December 1992                                        4,074                --               --              4,970
  Issuance of common stock at $.554 per share from
    January to June 1993 for services rendered                      11,230                --               --             11,250
 Issuance of common stock at $.004 to $.222 per share
   from November 1992 to March 1993 for cash                        54,267                --               --             55,270
  Issuance of Class B common stock at $.004 per share
    in December 1992 for cash                                          310                --               --                400
  Issuance of Series A preferred stock at $4.43 per share
    from March to June 1993 for cash
   (net of issuance costs of $410,900)                            2,595,922               --               --          2,596,601
  Issuance of Series A preferred stock at $3.85 per share
    in March 1993 for cancellation of note payable
    and accrued interest                                           265,833                --               --            265,902
  Issuance of common stock at $.004 per share in
   November 1993 pursuant to antidilution rights                        78                --               --                101
 Issuance of Series A preferred stock at $4.43 per share
   from July to November 1993 for cash and receivable
     (net of issuance costs of $187,205)                          1,665,377               --               --          1,665,795
  Issuance of Series B preferred stock at $5.54 per share in
    March 1994 for cash (net of issuance costs of $34,968)         673,904                --               --            674,032
  Net loss from inception to June 30, 1994                              --                --         (5,342,900)      (5,342,900)
                                                                  --------------------------------------------------------------
Balance at June 30, 1994                                          5,270,995               --         (5,342,900)         (68,579)
  Issuance of Series C preferred stock at $4.87 per share
    from July 1994 to June 1995 for cash and receivables
    (net of issuance costs of $259,620)                            3,344,086               --               --          3,344,826
  Issuance of Series C preferred stock at $4.87 per share
    in June 1995 for cancellation of notes payable                 172,965                --               --            173,000
  Net loss                                                              --                --         (3,264,991)      (3,264,991)
                                                                  --------------------------------------------------------------
Balance at June 30, 1995                                          8,788,046               --         (8,607,891)         184,256
</TABLE>




                                      F-4
<PAGE>   33
                                  AVIGEN, INC.
                          (A Development Stage Company)

           STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) -- (CONTINUED)
         Period From October 22, 1992 (Inception) Through June 30, 1997

<TABLE>
<CAPTION>
                                                                                                                                   
                                                                                                                                   
                                                                              PREFERRED STOCK                   COMMON STOCK       
                                                                          ---------------------------------------------------------
                                                                             SHARES         AMOUNT          SHARES           AMOUNT
                                                                          ---------------------------------------------------------
<S>                                                                       <C>              <C>             <C>             <C>     
Issuance of Series C preferred stock at $4.87 per share in
 July 1995 for cash (net of issuance costs of $26,000)                         41,042       $    41               --       $    -- 
  Issuance of Series D preferred stock at $7.09 per share
    from October 1995 to February 1996 for cash (net of
    issuance costs of $25,279)                                                205,351           205               --            -- 
  Issuance of Series D preferred stock at $7.09 per share in March
    1996 in settlement of accounts payable                                     22,574            23               --            -- 
  Issuance of common stock at $.004 per share in March 1996
    pursuant to antidilution rights                                                --            --           17,630            18 
  Issuance of stock options in February 1996 in settlement of certain
    accrued liabilities                                                            --            --               --            -- 
  Conversion of Class B common stock to common stock                               --            --          231,304           231 
  Issuance of warrants to purchase common stock in connection with
    1996 Bridge financing in March 1996                                            --            --               --            -- 
  Conversion of preferred stock to common stock in May 1996                (2,338,293)       (2,338)       2,355,753         2,356 
  Issuance of common stock at $8.00 per share in connection
    with the May 1996 initial public offering (net of
    issuance costs of $798,414 and underwriting discount
    of $1,500,000)                                                                 --            --        2,500,000         2,500 
  Proceeds from exercise of options in June 1996                                   --            --            6,178             6 
  Repurchase of common stock                                                       --            --          (18,325)          (18)
  Deferred compensation                                                            --            --               --            -- 
  Net loss                                                                         --            --               --            -- 
                                                                          ---------------------------------------------------------
Balance at June 30, 1996                                                           --       $    --        7,035,193       $ 7,035 
                                                                          ---------------------------------------------------------
</TABLE>


<TABLE>
<CAPTION>
                                                                                   CLASS B
                                                                                 CONVERTIBLE
                                                                                 COMMON STOCK
                                                                          ------------------------
                                                                              SHARES        AMOUNT
                                                                          ------------------------
<S>                                                                           <C>           <C>
Issuance of Series C preferred stock at $4.87 per share in
 July 1995 for cash (net of issuance costs of $26,000)                                       $--
  Issuance of Series D preferred stock at $7.09 per share
    from October 1995 to February 1996 for cash (net of
    issuance costs of $25,279)                                                      --        --
  Issuance of Series D preferred stock at $7.09 per share in March
    1996 in settlement of accounts payable                                          --        --
  Issuance of common stock at $.004 per share in March 1996
    pursuant to antidilution rights                                                 --        --
  Issuance of stock options in February 1996 in settlement of certain
    accrued liabilities                                                             --        --
  Conversion of Class B common stock to common stock                           (90,293)      (90)
  Issuance of warrants to purchase common stock in connection with
    1996 Bridge financing in March 1996                                             --        --
  Conversion of preferred stock to common stock in May 1996                         --        --
  Issuance of common stock at $8.00 per share in connection
    with the May 1996 initial public offering (net of
    issuance costs of $798,414 and underwriting discount
    of $1,500,000)                                                                  --        --
  Proceeds from exercise of options in June 1996                                    --        --
  Repurchase of common stock                                                        --        --
  Deferred compensation                                                             --        --
  Net loss                                                                          --        --
                                                                          ------------------------
Balance at June 30, 1996                                                            --       $--
                                                                          ------------------------
</TABLE>






<TABLE>
<CAPTION>
                                                                                                                      DEFICIT
                                                                                                                    ACCUMULATED 
                                                                                  ADDITIONAL                         DURING THE 
                                                                                   PAID-IN           DEFERRED       DEVELOPMENT 
                                                                                    CAPITAL        COMPENSATION         STAGE   
                                                                                 -----------------------------------------------
<S>                                                                              <C>                    <C>              <C>    
Issuance of Series C preferred stock at $4.87 per share in July 199
 for cash (net of issuance costs of $26,000)                                     $    173,959           $--              $--    
  Issuance of Series D preferred stock at $7.09 per share from October
    1995 to February 1996 for cash (net of issuance costs of
    $25,279)                                                                        1,430,005            --               --    
  Issuance of Series D preferred stock at $7.09 per share in March
    1996 in settlement of accounts payable                                            160,027            --               --    
  Issuance of common stock at $.004 per share in March 1996 pursuant
    to antidilution rights                                                                 60            --               --    
  Issuance of stock options in February 1996 in settlement of certain
    accrued liabilities                                                               137,396            --               --    
  Conversion of Class B common stock to common stock                                     (141)           --               --    
  Issuance of warrants to purchase common stock in connection with
    1996 Bridge financing in March 1996                                               300,000            --               --    
  Conversion of preferred stock to common stock in May 1996                            (1,005)           --               --    
  Issuance of common stock at $8.00 per share in connection with the May 1996
    initial public offering (net of issuance costs of
    $798,414 and underwriting discount of $1,500,000)                              17,699,086            --               --    
  Proceeds from exercise of options in June 1996                                        2,793            --               --    
  Repurchase of common stock                                                              (63)           --               --    
  Deferred compensation                                                               162,604      (127,453)              --    
  Net loss                                                                                 --            --       (4,097,235)   
                                                                                 -----------------------------------------------
Balance at June 30, 1996                                                         $ 28,852,767     $(127,453)    $(12,705,126)   
                                                                                 ===============================================
</TABLE>





<TABLE>
<CAPTION>
                                                                                      TOTAL
                                                                                  STOCKHOLDERS'
                                                                                     EQUITY
                                                                                    (DEFICIT)
                                                                                -----------------
<S>                                                                               <C>         
Issuance of Series C preferred stock at $4.87 per share in July 199
 for cash (net of issuance costs of $26,000)                                      $    174,000
  Issuance of Series D preferred stock at $7.09 per share from October
    1995 to February 1996 for cash (net of issuance costs of
    $25,279)                                                                         1,430,210
  Issuance of Series D preferred stock at $7.09 per share in March
    1996 in settlement of accounts payable                                             160,050
  Issuance of common stock at $.004 per share in March 1996 pursuant
    to antidilution rights                                                                  78
  Issuance of stock options in February 1996 in settlement of certain
    accrued liabilities                                                                137,396
  Conversion of Class B common stock to common stock                                        --
  Issuance of warrants to purchase common stock in connection with
    1996 Bridge financing in March 1996                                                300,000
  Conversion of preferred stock to common stock in May 1996                               (987)
  Issuance of common stock at $8.00 per share in connection with the May 1996
    initial public offering (net of issuance costs of
    $798,414 and underwriting discount of $1,500,000)                               17,701,586
  Proceeds from exercise of options in June 1996                                         2,799
  Repurchase of common stock                                                               (81)
  Deferred compensation                                                                 35,151
  Net loss                                                                          (4,097,235)
                                                                                  ------------
Balance at June 30, 1996                                                          $ 16,027,223
                                                                                  ============
</TABLE>





                             See accompanying notes.




                                      F-5
<PAGE>   34
                                  AVIGEN, INC.
                          (A Development Stage Company)

           STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) -- (CONTINUED)
         Period From October 22, 1992 (Inception) Through June 30, 1997

<TABLE>
<CAPTION>
                                                                                                                 CLASS B
                                                                                                                CONVERTIBLE
                                                        PREFERRED STOCK              COMMON STOCK               COMMON STOCK
                                                  -----------------------------------------------------------------------------
                                                        SHARES    AMOUNT          SHARES         AMOUNT       SHARES    AMOUNT
                                                  -----------------------------------------------------------------------------
<S>                                               <C>             <C>            <C>           <C>            <C>       <C>
   Issuance of common stock at $8.00 per share
      in July 1996 in connection with the
      exercise of underwriters' over-allotment
      option (net of underwriting discount
      of $150,000)                                         --          --          250,000              250       --       --
   Proceeds from exercise of options                       --          --            3,387                3       --       --
   Amortization of deferred compensation                   --          --               --               --       --       --
   Net loss                                                --          --               --               --       --       --
                                                  -----------------------------------------------------------------------------
Balance at June 30, 1997                                   --    $     --        7,288,580     $      7,288       --     $ --
                                                  -----------------------------------------------------------------------------
</TABLE>



<TABLE>
<CAPTION>
                                                                                   DEFICIT ACCUMULATED
                                                      ADDITIONAL                        DURING THE            TOTAL
                                                       PAID-IN          DEFERRED       DEVELOPMENT         STOCKHOLDERS'
                                                       CAPITAL        COMPENSATION         STAGE              EQUITY
                                                     ------------------------------------------------------------------
<S>                                                  <C>               <C>             <C>                 <C>         
   Issuance of common stock at $8.00 per share
      in July 1996 in connection with the
      exercise of underwriters' over-allotment
      option (net of underwriting discount
      of $150,000)                                     1,849,750             --                  --           1,850,000
   Proceeds from exercise of options                       1,685             --                  --               1,688
   Amortization of deferred compensation                      --         40,604                  --              40,604
   Net loss                                                   --             --          (5,578,206)         (5,578,206)
                                                     ------------------------------------------------------------------
Balance at June 30, 1997                             $30,704,202       $(86,849)       $(18,283,332)       $ 12,341,309
                                                     ==================================================================
</TABLE>


See accompanying notes.



                                      F-6
<PAGE>   35

                                  AVIGEN, INC.
                          (a development stage company)

                            STATEMENTS OF CASH FLOWS

<TABLE>
<CAPTION>
                                                                                                                PERIOD FROM    
                                                                                                             OCTOBER 22, 1992  
                                                                     YEAR ENDED JUNE 30,                        (INCEPTION)    
                                                   ------------------------------------------------------         THROUGH     
OPERATING AVTIVITIES                                   1997                 1996                1995          JUNE 30, 1997
- ---------------------------------------------------------------------------------------------------------------------------
<S>                                                <C>                 <C>                 <C>                <C>          
Net loss                                           $ (5,578,206)       $ (4,097,235)       $(3,264,991)       $(18,283,332)
Adjustments to reconcile
net loss to net cash used in
operating activities:
Depreciation and amortization                           558,499             412,107            367,710           1,675,050
Amortization of deferred compensation                    40,604              35,151                 --              75,755
Write-off of organization costs                              --                  --            145,741             145,741
Noncash interest expense                                     --             493,750                 --             509,652
Common stock issued for services                             --                  --                 --              11,250
Changes in operating assets and liabilities:
Prepaids, deposits and other assets                     (34,587)             11,206              9,869             (70,112)
Accounts payable, other accrued
liabilities and accrued compensation
and related expenses                                   (340,723)             81,864             75,981           1,004,867
Accrued rent                                            (17,583)             74,707             82,144             231,680
                                                   -----------------------------------------------------------------------
Net cash used in operating activities                (5,371,996)         (2,988,450)        (2,583,546)        (14,699,449)

INVESTING ACTIVITIES
- ---------------------------------------------------------------------------------------------------------------------------
Purchases of property and equipment                  (1,156,266)            (57,241)          (144,299)         (3,074,147)
Disposal of property and equipment                           --              47,033                 --              47,033
Organization costs                                           --                  --                 --            (218,601)
Purchase of marketable securities                   (22,513,754)         (8,351,349)                --         (30,865,103)
Sale of marketable securities                        21,233,124                  --                 --          21,233,124
                                                   -----------------------------------------------------------------------
Net cash used in investing activities                (2,436,896)         (8,361,557)          (144,299)        (12,877,694)

FINANCING ACTIVITIES
- ---------------------------------------------------------------------------------------------------------------------------
Proceeds from notes payable                                  --             200,000            173,000           2,132,800
Repayment of notes payable                                   --            (200,000)          (889,800)         (1,709,800)
Proceeds from 1996 bridge financing                          --           1,937,500                 --           1,937,500
Payment of bridge financing costs                            --            (193,750)                --            (193,750)
Repayment of 1996 bridge financing                           --          (1,937,500)                --          (1,937,500)
Payments on capital lease obligations                  (164,670)            (10,684)            (6,640)           (183,624)
Proceeds from sale-leaseback of equipment             1,437,286                  --                 --           1,437,286
Proceeds from issuance of preferred
stock, net of issuance costs                                 --           1,738,304          3,411,148           9,884,477
Proceeds from issuance of common stock,
net of issuance costs and repurchases                 1,851,688          17,704,382                 --          19,616,811
                                                   -----------------------------------------------------------------------
Net cash provided by financing activities             3,124,304          19,238,252          2,687,708          30,984,200
Net increase (decrease)
in cash and cash equivalents                       $ (4,684,588)       $  7,888,245        $   (40,137)       $  3,407,057
Cash and cash equivalents,
beginning of period                                   8,091,645             203,400            243,537                  --
                                                   -----------------------------------------------------------------------
Cash and cash equivalents,
end of period                                      $  3,407,057        $  8,091,645        $   203,400        $  3,407,057
                                                   =======================================================================
</TABLE>




                                      F-7
<PAGE>   36
                                  AVIGEN, INC.
                          (a development stage company)

                     STATEMENTS OF CASH FLOWS -- (CONTINUED)


<TABLE>
<CAPTION>
                                                                               PERIOD FROM    
                                                                            OCTOBER 22, 1992  
                                              YEAR ENDED JUNE 30,              (INCEPTION)    
                                    ----------------------------------------     THROUGH     
                                       1997          1996           1995      JUNE 30, 1997
                                    ----------------------------------------------------------

SUPPLEMENTAL DISCLOSURE
- ----------------------------------------------------------------------------------------------
<S>                                  <C>           <C>            <C>            <C>     
Issuance of preferred stock
for cancellation of accounts
payable, notes payable and
accrued interest                     $    --       $160,050       $173,000       $598,952

Issuance of stock options
for repayment of certain
accrued liabilities                       --        137,396             --        137,396

Issuance of warrants in
connection with bridge
financing                                 --        300,000             --        300,000

Deferred compensation
related to stock option grants            --        162,604             --        162,204

Purchase of property and
equipment under capital
lease financing                           --             --        193,400        226,281

Cash paid for interest                69,978         86,929         33,892        236,369
</TABLE>




                                      F-8
<PAGE>   37
                                  AVIGEN, INC.
                          (a development stage company)

                          NOTES TO FINANCIAL STATEMENTS


1. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

ORGANIZATION, DESCRIPTION OF BUSINESS AND BASIS OF PRESENTATION

     Avigen, Inc. (the "Company") was incorporated on October 22, 1992 in
Delaware for the purpose of development and commercialization of gene-based
therapeutic products.

     The Company's activities since inception have consisted principally of
acquiring product rights, raising capital, establishing facilities and
performing research and development. Accordingly, the Company is considered to
be in the development stage.

     Since inception, the Company has incurred cumulative net losses of
approximately $18.3 million. Management expects to incur additional losses for
at least the next several years to continue its research and development
activities, fund operating expenses, pursue regulatory approval and build
production, sales and marketing capabilities, as necessary. Accordingly,
management may seek to raise additional capital as required through the issuance
of equity or debt securities or through strategic alliances with other entities.

USE OF ESTIMATES

     The preparation of financial statements in conformity with generally
accepted accounting principles requires management to make estimates and
assumptions that affect the amounts reported in the financial statements and
accompanying notes. Actual results could differ from those estimates.

CASH, CASH EQUIVALENTS, AND MARKETABLE SECURITIES

     The Company considers all highly liquid investments with a maturity of
three months or less when purchased to be cash equivalents. The Company accounts
for its marketable securities in accordance with Statement of Financial
Accounting Standards No. 115, "Accounting for Certain Investments in Debt and
Equity Securities." The Company's marketable securities consist principally of
available-for-sale government and corporate debt securities with a minimum
short-term rating of A1/P1 and a minimum long-term rating of A and with
maturities of less than one year. Realized and unrealized gains and losses have
been insignificant to the results of operations and financial position of the
Company. Total cash, cash equivalents, and marketable securities at cost which
approximates fair market value are as follows:

<TABLE>
<CAPTION>
                                                       JUNE 30,
                                                1997               1996
                                             -----------------------------
<S>                                          <C>               <C>        
Cash in banks                                $ 1,477,058       $    91,645
Corporate debt securities                      8,360,673        13,353,693
Federal Home Loan Mortgage Obligations                --         2,997,656
U.S. Treasury Notes                            3,201,305                --
                                             -----------------------------
                                             $13,039,036       $16,442,994
                                             =============================
</TABLE>

GRANT REVENUE

     Revenue consists of revenue from grants which are recognized in accordance
with the terms of the related agreements.

RESTRICTED CASH

     Deposits and other assets include a $69,019 deposit maintained as a deposit
for an equipment lease.

PROPERTY AND EQUIPMENT

     Property and equipment are stated at cost, less accumulated depreciation.
Depreciation is provided over the estimated useful lives of the respective
assets, which range from five to seven years, using the straight-line method.

     Leasehold improvements and assets under capital leases are amortized over
the lives of the related leases or their estimated useful lives, whichever is
shorter, using the straight-line method.




                                      F-9
<PAGE>   38
ACCOUNTING FOR THE IMPAIRMENT OF LONG-LIVED ASSETS

     In fiscal year 1997, the Company adopted Statement of Financial Accounting
Standards No. 121 ("SFAS 121"), "Accounting for the Impairment of Long-Lived
Assets and for Long-Lived Assets to Be Disposed Of," which requires impairment
losses to be recorded on long-lived assets used in operations, such as property,
equipment and improvements, and intangible assets, when indicators of impairment
are present and the undiscounted cash flows estimated to be generated by those
assets are less than the carrying amount of the assets. The adoption of this
statement did not have a material effect on the Company's financial statements.

STOCK-BASED COMPENSATION

     Statement of Financial Accounting Standards No. 123 ("SFAS 123"),
"Accounting for Stock-Based Compensation," encourages but does not require
companies to record compensation cost for stock-based employee compensation
plans at fair value. The Company has chosen to continue to account for
stock-based employee compensation using the intrinsic value method prescribed in
Accounting Principles Board ("APB") Opinion No. 25, "Accounting for Stock Issued
to Employees," and related Interpretations. Accordingly, compensation cost for
stock options granted to employees is measured as the excess, if any, of the
quoted market price of the Company's stock at the date of the grant over the
amount an employee must pay to acquire the stock.

NET LOSS PER SHARE

     Except as noted below, net loss per share is computed using the weighted
average number of common shares outstanding. Common equivalent shares are
excluded from the computation as their effect is antidilutive, except that,
pursuant to the Securities and Exchange Commission ("SEC") Staff Accounting
Bulletins, common and common equivalent shares (stock options, warrants and
preferred stock) issued during the period commencing 12 months prior to the
initial filing of the Company's initial public offering at prices below the
public offering price have been included in the calculation as if they were
outstanding for all periods presented (using the treasury stock method for stock
options and warrants and the if-converted method for preferred stock).

     Pro forma net loss per share, as presented in the accompanying statement of
operations, has been computed as described above and also gives effect, pursuant
to SEC policy, to common equivalent shares from convertible preferred stock
issued more than twelve months from the proposed initial public offering that
automatically converted upon completion of the Company's initial public offering
(using the if-converted method) from the original date of issuance.

     In February 1997, the Financial Accounting Standards Board issued Statement
of Financial Accounting Standards No. 128 ("SFAS 128"), "Earnings Per Share,"
which is required to be adopted on December 31, 1997. At that time, the Company
will be required to change the method currently used to compute earnings (loss)
per share and to restate all prior periods. Under the new requirements for
calculating primary earnings (loss) per share the dilutive effect of stock
options are excluded; however, currently stock options are excluded from the
computation as their effect is antidilutive, and therefore, there will be no
impact on the Company for the adoption of SFAS 128.


2. LICENSING AGREEMENTS

     The Company has entered into various license agreements with universities
and medical research centers for the use of certain technologies related to its
gene therapy product development programs. Generally, such agreements require
the Company to pay the licensor a royalty on sales of products incorporating the
licensed technology. Certain of these agreements require the payment of minimum
royalties for specified periods and payments upon the achievement of specified
milestones. These agreements are generally cancelable by the Company upon
written notice without significant financial penalty, or by the licensor if the
Company does not meet development milestones specified in the agreements.

     Certain of these license agreements provide for the achievement of
development milestones at various times beginning in February 1997. In the event
the Company fails to achieve such milestones or to obtain extensions, certain of
the license agreements may be terminated by the licensor with relatively short
notice to the Company. Termination of any of the Company's license agreements
could have a material adverse effect on the Company's business.

     The Company entered into an exclusive license agreement for the use of
patented technology with Research Corporation Technology ("RCT"). This agreement
requires the Company to achieve certain development milestones in order to
continue to use the technology. Avigen must exercise its best efforts to
commercially develop, promote and sell products covered by the licensed patent
rights, and is obligated to file an IND by the end of 1997 and a product license
application or a new drug application by the end of 2000. In the event the
Company fails to achieve any of these mile-




                                      F-10
<PAGE>   39

stones by their applicable deadlines, the Company has the right to pay RCT
additional fees of up to $250,000 to extend certain of the deadlines for
specified periods. RCT may terminate the agreement if the Company becomes
insolvent or bankrupt or fails to perform any of its obligations under the
agreement.


3. NOTES PAYABLE

     In March 1996, the Company completed a bridge financing pursuant to which
the Company issued $1,937,500 principal amount of bridge notes, including
$295,000 to certain shareholders and members of the Board of Directors and
warrants to purchase 193,750 shares of common stock (see Note 5). The bridge
notes were paid, together with interest at the rate of 12% per annum, ten days
following the Company's May 1996 initial public offering.


4. COMMITMENTS

LEASES

     The Company leases its facility under a noncancelable operating lease
agreement. The lease agreement has variable payment terms; however, the Company
is recognizing rent expense on a straight-line basis over the life of the lease.
The lease expires in May 2003. The Company also has entered into various capital
leases for property and equipment. In May 1997, the Company completed a
sale-leaseback transaction for a portion of its property and equipment. The
property and equipment was sold at net book value; therefore, no gain or loss
was recognized from this transaction. The Company secured a $2 million capital
lease of which $1.4 million was used for this transaction, therefore, $600,000
is available for future financing as of June 30.1997. Future minimum lease
payments are as follows:


<TABLE>
<CAPTION>
                                                                          CAPITAL          OPERATING
                                                                          LEASES             LEASE
                                                                     ------------------------------
<S>           <C>                                                    <C>                    <C>    
              Year ending June 30:
              1998                                                   $     621,461          419,250
              1999                                                         621,461          419,250
              2000                                                         642,826          419,250
              2001                                                               -          419,250
              2002                                                               -          419,250
              Thereafter                                                         -          367,080
                                                                     ------------------------------
              Total minimum lease payments                               1,885,748       $2,862,350
                                                                                         ==========
              Less amount representing interest                          (405,805)
                                                                     ------------
              Present value of minimum lease payments                    1,479,943
              Less current portion of capital lease obligations          (395,736)
                                                                     ------------
              Long-term capital lease obligations                    $   1,084,207
                                                                     =============
</TABLE>

              Rent expense for fiscal year 1997 was $398,206 ($377,378 in 1996 
              and $342,361 in 1995).

LINE OF CREDIT

     On November 22, 1996, the Company secured a revolving line of credit with
available funds of $2,000,000 and interest equivalent to prime rate. As of June
30, 1997, no amounts have been drawn from these available funds. This line of
credit expires on September 30, 1997.


5. STOCKHOLDERS' EQUITY

COMMON STOCK

     In May 1996, the Company consummated an initial public offering of
2,500,000 shares of common stock which raised approximately $17.7 million, net
of expenses.

     In May 1996, in contemplation of the initial public offering, the Company
filed an Amended and Restated Certificate of Incorporation to effect a one for
4.43 reverse stock split of all outstanding shares of common stock, preferred
stock, stock options and warrants. All shares and per share data in the
accompanying financial statements have been adjusted retroactively to give
effect to the reverse stock split. The Amended and Restated Certificate of
Incorporation also reduced the authorized stock of the Company such that the
Company is authorized to issue 5,000,000 shares of $.001 par value "blank check"
preferred stock, and 30,000,000 shares of $.001 par value common stock.



                                      F-11
<PAGE>   40
CLASS B COMMON STOCK

     In July 1995, upon the receipt by the Company of cumulative capital
contributions of $10,000,000 from the date of incorporation, the Class B common
stock outstanding at June 30, 1995 automatically converted into 231,304 shares
of common stock equal to 5% of the fully diluted capitalization of the Company
as such date.

Warrants

     At June 30, 1997, the Company had outstanding warrants to purchase shares
of common stock as follows (see Note 7 for a description of warrants issued to
related parties):


<TABLE>
<CAPTION>
      SHARES           EXERCISE PRICE         EXPIRATION DATE
    -------------------------------------------------------------------
<S>                   <C>                     <C>    
     115,482           $         4.87         March 1998-November 1998
      78,065           $         5.36         June 2000-September 2005
      14,548           $         6.11         March 1999
     193,750           $         6.40         March 2001
      19,375           $         7.04         March 2001
       4,513           $         7.09         November 2005
      45,272           $         7.80         March 2001
     250,000           $         9.60         May 2001
    -------------------------------------------------------------------
     721,005           $    4.87-9.60         March 1998-November 2005
    ===================================================================
</TABLE>


     The warrants to acquire 193,750 shares of common stock at an exercise price
of $6.40 were issued in connection with a bridge financing transaction ("the
bridge warrants"). The bridge warrants were assigned a value of $300,000 which
was reflected as a discount on the bridge notes and was accreted as additional
financing (interest) expense over the term of the bridge notes.

STOCK OPTION PLANS

     In October 1993, the Company established a stock option plan (the "1993
Plan") under which incentive and nonqualified stock options may be granted to
key employees, directors and consultants of the Company to purchase up to
338,600 shares of common stock. Under the 1993 Plan, options may be granted at a
price per share not less than the fair market value at the date of grant as
determined by the Board of Directors. In May 1996, the 1993 Plan was superseded
by the 1996 Stock Option Plan.

     In May 1996, the Company established a Stock Option Plan ("1996 Plan")
which provides for grants of options to employees, directors and consultants of
the Company to purchase up to 600,000 shares of common stock. Under the 1996
Plan, options may be granted at a price per share not less than the fair market
value at the date of grant. Options granted generally have a maximum term of 10
years from the grant date and become exercisable over four years. Option
activity under the 1993 and 1996 Plans was as follows:


<TABLE>
<CAPTION>
                                                     OUTSTANDING           WEIGHTED
                                                       OPTIONS             AVERAGE
                                                    EXERCISE PRICE      EXERCISE PRICE
                                       OPTIONS           RANGE             PER SHARE
                                      ------------------------------------------------
<S>                                    <C>            <C>               <C> 
Outstanding at June 30, 1994            63,204           $   .44          $   .44
 Granted                               115,237         .44 - .66              .44
 Canceled                             (16,930)               .44              .44
                                      -------
Outstanding at June 30, 1995           161,511         .44 - .66              .44
 Granted                               193,476         .44 - .71              .53
 Canceled                             (65,611)         .44 - .66              .46
 Exercised                             (6,178)         .44 - .49              .46
                                      -------
Outstanding at June 30, 1996           283,198         .44 - .71              .52
 Granted                               551,127       3.63 - 4.00             3.86
 Canceled                              (4,066)        .44 - 3.38              .94
 Exercised                             (3,387)         .44 - .71              .50
                                      -------
Outstanding at June 30, 1997           826,872        .44 - 4.00             1.94
                                      ========
</TABLE>



                                      F-12
<PAGE>   41
     In July 1995, the Company granted a board member an option to purchase
515,248 shares of common stock at $0.49 per share, exercisable for five years
from the date of grant. The shares vest in equal monthly installments over
thirty-six months. The shares issuable upon exercise of such option may be
issued prior to vesting but such shares are subject to repurchase at the
original price per share upon termination of services to the Company. Such grant
was made outside of the 1993 and 1996 Plans.

     In March 1996, the Board of Directors adopted and in April 1996 the
stockholders approved the 1996 Equity Incentive Plan (the "Incentive Plan") and
reserved 600,000 shares of common stock for issuance thereunder. The Incentive
Plan provides for grants of incentive stock options to employees and
nonstatutory stock options, restricted stock purchase awards, stock bonuses and
stock appreciation rights to employees and consultants of the Company. No
options, restricted stock awards, stock bonuses or stock appreciation rights
have been granted under the Incentive Plan.

     In March 1996, the Board of Directors adopted and in April 1996 the
stockholders approved the 1996 Non-Employee Directors' Stock Option Plan (the
"Directors' Plan") and reserved 200,000 shares of common stock for issuance
under the Directors' Plan. The Directors' Plan provides for automatic grants of
options to purchase shares of common stock to non-employee directors of the
Company. The Directors' Plan was effective upon the closing of the initial
public offering. As of June 30, 1997, options to purchase 35,000 shares of
common stock at $6.00 per share, exercisable for five years from the date of
grant have been granted under the Directors' Plan. At June 30, 1997 none of
these option grants are exercisable.


     The following table summarizes information with regard to stock options
outstanding at June 30, 1997:


<TABLE>
<CAPTION>
                                     OPTIONS OUTSTANDING                    OPTIONS EXERCISABLE
                       -------------------------------------------      ----------------------------
                                          WEIGHTED
                                           AVERAGE       WEIGHTED                        WEIGHTED
                                          REMAINING       AVERAGE                         AVERAGE
RANGE OF EXERCISE                       CONTRACTUAL      EXERCISE                        EXERCISE
     PRICES              SHARES             LIFE           PRICE          SHARES           PRICE
- ----------------------------------------------------------------------------------------------------
<S>                     <C>             <C>              <C>              <C>            <C>     
      $  .44 - .71        791,462            8.03        $    .51          508,500        $    .51
       3.38 - 3.88        386,658            9.24            3.62           56,773            3.62
       4.00 - 6.00        199,000            9.39            4.35           20,499            4.00
                        ---------                                         --------
                        1,377,120                                          585,772
                        =========                                         ========
</TABLE>

     At June 30, 1997, 49,342 options were available for future grant under the
1996 Plan.

     The fair value of each option grant is estimated on the date of grant using
the Black-Scholes option pricing model with the following assumptions:


<TABLE>
<CAPTION>
                                                    1996           1997
                                                   --------------------
<S>                                                <C>            <C>  
                 Expected volatility               .8448          .8448
                 Risk free interest rate           6.05%          6.44%
                 Life of options in years              5              5
                 Expected dividend yield               -              -
</TABLE>

     The weighted-average grant-date fair value of options granted during 1997
and 1996 was $2.72 and $.37, respectively.




                                      F-13
<PAGE>   42
     If the Company had elected to recognize compensation cost based on the fair
value of the options granted at grant date as prescribed by SFAS 123, net loss
per share would have been increased to the pro forma amounts indicated in the
table below (in thousands except per share amounts):


<TABLE>
<CAPTION>
                                                  YEAR ENDED JUNE 30
                                                 1997             1996
                                             --------------------------
<S>                                          <C>              <C>      
       Net loss - as reported                $ (5,578)        $ (4,097)
       Net loss - pro forma                    (5,920)          (4,187)
       Net loss per share - as reported          (.77)           (1.13)
       Net loss per share - pro forma            (.81)           (1.16)
</TABLE>

     Because SFAS 123 is applicable only to options granted subsequent to June
30, 1995, the resulting pro forma compensation cost may not be representative of
that expected in future years.


     For certain options granted during 1996, the Company recognized as deferred
compensation the excess of the deemed value for financial reporting purposes of
the common stock issuable upon the exercise of such options over the aggregate
exercise price of such options. Total deferred compensation of $162,604 is being
amortized over the vesting period for such options.


6. BALANCE SHEET DETAIL


           Accrued liabilities consist of the following:

<TABLE>
<CAPTION>
                                                        JUNE 30
                                                  1997             1996
                                              ---------------------------
<S>                                           <C>                <C>     
           Accrued consulting fees            $ 74,836           $ 66,500
           Accrued license fees                 75,001             83,753
           Other                                 6,189            108,012
                                              ---------------------------
                                              $156,026           $258,265
                                              ===========================
</TABLE>

           Property and equipment consist of the following:

<TABLE>
<CAPTION>
                                                                     JUNE 30
                                                              1997            1996
                                                           --------------------------
<S>                                                        <C>           <C>         
           Leasehold improvements                          $1,116,109    $  1,116,109
           Office equipment                                         -          79,654
           Furniture and fixtures                                   -          33,120
           Laboratory equipment                                     -         637,692
           Leasehold improvements under capital lease         484,560               -
           Office equipment under capital lease               126,772               -
           Furniture under capital lease                      143,061          32,881
           Laboratory equipment under capital lease         1,378,616         193,400
                                                           --------------------------
           Property and equipment                           3,249,122       2,092,856
           Accumulated depreciation and amortization      (1,597,917)     (1,039,418)
                                                           --------------------------
                                                           $1,651,205    $  1,053,438
                                                           ==========================
</TABLE>

     Accumulated amortization of assets under capital leases was $745,222 and
$66,418 at June 30, 1997 and 1996, respectively.




                                      F-14
<PAGE>   43
7. RELATED PARTY TRANSACTIONS

     As part of its continuous program of research an development, the Company
retains consultants to consult with and advise the Company. Certain of the
consultants are holders of the Company's common stock or options to purchase
common stock. Consulting expenses relating to these stockholders and option
holders were $174,000, $275,000, and $275,000, for the years ended June 30,
1997, 1996 and 1995, respectively. The amounts payable to these consultants at
June 30, 1997 and 1996 were $74,836, and $66,500 and respectively.

     In fiscal year 1997, the Company paid a board member $67,000 for consulting
services and $150,000 for compensation related to services performed for the
Company.

     A stockholder and director of the Company (the "Director") is an officer
and sole stockholder of Paramount Capital (the "Placement Agent"). In connection
with various preferred stock offerings, the Placement Agent received commissions
and expense reimbursements of $814,885, and warrants to purchase up to 91,415
shares of common stock at exercise prices ranging from $4.87 to $7.04 (see Note
5).

     During fiscal year ended June 30, 1996, entities managed by the Director
and another member of the Board of Directors loaned the Company $200,000 which
was repaid in December 31, 1996. In connection with these agreements, the
Company issued warrants to purchase 4,513 shares of common stock with an
exercise price of $7.09 per share (see Note 5).

     The Director has personally guaranteed the Company's lease on the office
and laboratory facilities (see Note 4).

     The Company has entered into non-exclusive agreements with Maxzen Medical
Technologies ("Maxzen") for the purpose of identifying potential investors in
Japan. A director of the Company is affiliated with Maxzen. Under the terms of
the agreements, Maxzen receives commissions, payable in cash and warrants,
determined based on investments in the Company initiated by Maxzen. Through June
30, 1997, Maxzen has earned commissions under the agreements amounting to
$298,840 and warrants for the purchase of 172,682 shares of common stock at
prices ranging from $4.87 to $7.80 (see Note 5).


8. INCOME TAXES

     Significant components of the Company's deferred tax assets are as follows:



<TABLE>
<CAPTION>
                                                                      JUNE 30
                                                                 1997           1996
                                                          --------------------------
<S>                                                       <C>            <C>        
            Net operating loss carryforward               $ 5,762,000    $ 4,001,000
            Research and development credit 
             carryforwards                                    621,000        455,000
            Depreciation                                      231,000        272,000
            Deferred rent expense                              92,000        100,000
            Capitalized research and development              674,000        281,000
            Other                                              49,000         62,000
                                                          --------------------------
            Gross deferred tax assets                       7,429,000      5,171,000
            Valuation allowance                           (7,429,000)     (5,171,000)
                                                          --------------------------
            Net deferred tax assets                       $       --     $        --
                                                          ==========================
</TABLE>

     Due to the Company's history of losses, a valuation allowance has be
provided against the full amount of deferred tax assets.

     The valuation allowance increased by $2,258,000, $1,501,000, and $1,381,000
for the fiscal years ended in 1997, 1996, and 1995, respectively.

     At June 30, 1997, the Company has net operating loss carryforwards for
federal and state income tax purposes of approximately $16,238,000 and
$4,015,000, respectively, which expire in fiscal years ended June 30, 1999
through June 30, 2012. At June 30, 1997, the Company has research and
development credit carryforwards for federal tax purposes of approximately
$459,000, which expire in fiscal years ended June 30, 2009 through June 30,
2012.




                                      F-15
<PAGE>   44
     Because of the "change in ownership" provisions of the Tax Reform Act of
1986, utilization of the Company's tax net operating loss carryforward and tax
credit carryforwards may be subject to an annual limitation in future periods.
As a result of the annual limitation, a portion of these carryforwards may
expire before ultimately becoming available to reduce future income tax
liabilities.


9. EMPLOYEE PROFIT SHARING/401(K) PLAN

     In January 1996, the Company adopted a profit sharing/401(k) plan (the
"Plan") for the employees. Eligible employees can contribute amounts to the Plan
via payroll withholding subject to certain limitations. The Company's
contributions to the Plan are discretionary. In fiscal years 1997 and 1996, no
contributions were made by the Company.




                                      F-16


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