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Exhibit 23.1
CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS
We consent to the incorporation by reference in the Registration Statement
(Form S-8) pertaining to the 1991 Stock Option Plan of Gilead Sciences, Inc.
of our report dated January 24, 2000, with respect to the consolidated financial
statements of Gilead Sciences, Inc. included in its Annual Report (Form 10-K)
for the year ended December 31, 1999, filed with the Securities and Exchange
Commission.
/s/ Ernst & Young LLP
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Ernst & Young LLP
Palo Alto, California
October 6, 2000
7.
