Friday, Nov 30, 2001

Genentech Invites Public to Listen to Webcast of December 10 Discussion of Rituxan Presentations at the American Society of Hematology Meeting

South San Francisco, Calif. -- November 30, 2001 --

Genentech, Inc. (NYSE: DNA) invites investors and the general public to listen to a webcast discussion of Rituxan® (Rituximab) presentations at the American Society of Hematology Meeting in Orlando, Florida. The webcast will begin at 4:00 p.m. EST on December 10, 2001. The webcast can be accessed by going to Genentech's website at http://www.gene.com and will be archived and available for replay until close of business on December 17, 2001.

A telephone replay of the webcast will be available beginning at 6:00 p.m. EST on December 10, 2001 until 6:00 p.m. EST on December 17, 2001. Access numbers for this replay are: 1-800-633-8284 (domestic) and 1-858-812-6440 (international); passcode number is 20026411.

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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