Thursday, Dec 20, 2001

Genentech Announces January 16 Webcast Discussion of Earnings and Other Business Results

South San Francisco, Calif. -- December 20, 2001 --

Genentech, Inc. (NYSE: DNA) will announce its 2001 4th quarter and year-end earnings on Wednesday, January 16, 2002, after the markets close. The announcement will be followed by a live webcast at 2:30 p.m. PST of a discussion by Genentech management of the earnings and other business results. The webcast can be accessed by going to Genentech's web site at http://www.gene.com and will be archived and available for replay until close of business on January 23, 2002.

An audio replay of the webcast will be available beginning at 4:30 p.m. PST on January 16, 2002 through 4:30 p.m. PST on January 23, 2002. Access numbers for this replay are: 1-800-633-8284 (domestic) and 1-858-812-6440 (international); passcode number is 20102634.

Genentech, Inc. is a leading biotechnology company that discovers, develops, manufactures and markets human pharmaceuticals for significant unmet medical needs. Fifteen of the currently approved biotechnology products stem from or are based on Genentech science. Genentech markets ten biotechnology products directly in the United States. The company has headquarters in South San Francisco, California and is traded on the New York Stock Exchange under the symbol DNA.

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