<PAGE>
May 31, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and CV in your prospectus as
a scientific advisor and collaborator. I understand that I am listed as follows:
<TABLE>
<CAPTION>
Relationship to
Name Title Specialty Delcath
------------------- -------------------- ------------------ ---------------
<S> <C> <C> <C>
Morton G. Glickman, Associate Dean, Yale Cardiovascular and Founder
M.D. University School of Interventional
Medicine Radiology
</TABLE>
Morton G. Glickman, M.D. was educated at Cornell University (B.A.) and
Washington University (M.D.). He also received an honorary M.A. from Yale. He
was a resident at the University of California. He served as the chief of neuro
and vascular radiology at San Francisco General Hospital (1969-1973), and has
held numerous academic and professional appointments at Yale University School
of Medicine, including serving as associate dean and vice chairman of diagnostic
radiology and surgery. Dr. Glickman is a founder of Delcath.
Sincerely,
/s/ Morton G. Glickman
----------------------------
Morton G. Glickman, M.D.
<PAGE>
May 31, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and CV in your prospectus as
a scientific advisor and collaborator. I understand that I am listed as follows:
<TABLE>
<CAPTION>
Relationship to
Name Title Specialty Delcath
------------------- -------------------- ------------------ ---------------
<S> <C> <C> <C>
William N. Hait, Director, The Cancer Medical Consultant Founder
M.D. Ph.D. Institute of New and Scientific
Jersey Advisor
</TABLE>
William N. Hait, M.D., Ph.D. was educated at University of Pennsylvania
(B.A.) and The Medical College of Pennsylvania (M.D., Ph.D.). He was a resident
in internal medicine and held numerous academic and professional appointments at
Yale University School of Medicine, including chief of medical oncolgy. Dr. Hait
is currently director of The Cancer Institute of New Jersey. Dr. Hait is a
founder of Delcath.
Sincerely,
/s/ William N. Hait
----------------------------
William N. Hait, M.D., Ph.D.
<PAGE>
May 31, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and CV in your prospectus as
a scientific investigator. I understand that I am listed as follows:
<TABLE>
<CAPTION>
Relationship to
Name Title Specialty Delcath
-------------------- -------------------- ------------------ ----------------------
<S> <C> <C> <C>
T.S. Ravikumar, M.D. Chairman, Department Surgical Oncology Principal Investigator
of Surgery, Montefiore
Medical Center
</TABLE>
T.S. Ravikumar, M.D., was educated in India at Madras University and
Madras Medical College. He was the associate director of The Cancer Institute of
New Jersey from 1993 through 1998. He also served as a resident in general
surgery at Maimonides Medical Center at S.U.N.Y. - Downstate and was a fellow in
surgical oncology at the University of Minnesota. Dr. Ravikumar won a National
Reserve Service Award in surgical oncology, and served as a fellow at Brigham
and Women's Hospital and the Dana Farber Cancer Institute from 1982 through
1984. He has had a number of academic (Harvard Medical School, Yale University
School of Medicine) and hospital appointments (Yale Comprehensive Cancer Center,
Robert Wood Johnson University Hospital).
Sincerely,
/s/ T.S. Ravikumar, M.D.
----------------------------
T.S. Ravikumar, M.D.
Professor and Chairman
<PAGE>
May 23, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and CV in your prospectus as
a medical and scientific consultant. I understand that I am listed as follows:
<TABLE>
<CAPTION>
Name Title Specialty
-------------------- -------------------- ---------------------
<S> <C> <C>
Anil R. Diwan, Ph.D. Principal, Applied Filtration Consultant
Biotech Concepts
</TABLE>
Sincerely,
/s/ Anil R. Diwan
----------------------------
Anil R. Diwan
<PAGE>
May 31, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and CV in your prospectus as
a medical and scientific consultant. I understand that I am listed as follows:
<TABLE>
<CAPTION>
Name Title Specialty
-------------------- -------------------- ------------------
<S> <C> <C>
Harvey J. Ellis, C.C.P. Chief of Cardiac Perfusion Consultant
Perfusion, Bridgeport
Hospital
</TABLE>
Sincerely,
/s/ Harvey J. Ellis
----------------------------
Harvey J. Ellis
<PAGE>
May 26, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and resume in your
prospectus as a medical and scientific consultant. I understand that I am listed
as follows:
<TABLE>
<CAPTION>
Name Title Specialty
-------------------- -------------------- ------------------
<S> <C> <C>
Durmus Koch President, Bipore, Inc. Manufacturing
</TABLE>
Sincerely,
/s/ Durmus Koch
----------------------------
Durmus Koch
<PAGE>
May 31, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and CV in your prospectus as
a medical and scientific consultant. I understand that I am listed as follows:
<TABLE>
<CAPTION>
Name Title Specialty
----------------------- --------------------------- ------------------
<S> <C> <C>
James H. Muchmore, M.D. Associate Professor of Oncology and
Surgery, Tulane University Perfusion Consultant
School of Medicine
</TABLE>
Sincerely,
/s/ James H. Muchmore, M.D.
----------------------------
James H. Muchmore
<PAGE>
May 24, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and CV in your prospectus as
a medical and scientific consultant. I understand that I am listed as follows:
<TABLE>
<CAPTION>
Name Title Specialty
----------------------- --------------------------- ------------------
<S> <C> <C>
Gabriela Nicolau, Ph.D. Director, R&D Metabolism
Pharmacokinetics
</TABLE>
Sincerely,
/s/ Gabriela Nicolau
----------------------------
Gabriela Nicolau, Ph.D.
Director, Pharmacokinetics &
Drug Metabolism
<PAGE>
May 31, 2000
Jonathan A. Foltz
Delcath Systems, Inc.
1100 Summer Street, 3rd Floor
Stamford, CT 06897
Dear Mr. Foltz:
I acknowledge and agree to the inclusion of my name and CV in your prospectus as
a medical and scientific consultant. I understand that I am listed as follows:
<TABLE>
<CAPTION>
Name Title Specialty
----------------------- --------------------------- ------------------
<S> <C> <C>
John Quiring, Ph.D. Principal, QST Consulting Biostatistician
</TABLE>
Sincerely,
/s/ John Quiring
----------------------------
John Quiring, Ph.D
