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EXHIBIT 23.1
CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS
We consent to the reference to our firm under the caption "Experts" in the
Registration Statement on Form S-3 and related Prospectus of Geron Corporation
for the registration of 2,086,951 shares of its Common Stock and to the
incorporation by reference therein of our report dated February 11, 2000 with
respect to the consolidated financial statements of Geron Corporation included
in its Annual Report on Form 10-K for the year ended December 31, 1999 filed
with the Securities and Exchange Commission.
/s/ ERNST & YOUNG LLP
San Jose, California
July 5, 2000
