Thursday, May 3, 2001

Genentech Invites Public to View Webcast of May 10 Annual Meeting of Stockholders

South San Francisco, Calif. -- May 3, 2001 --

Genentech, Inc. (NYSE: DNA) invites investors and the general public to view a webcast of the Annual Meeting of Stockholders at 10:00am PDT on Thursday, May 10, 2001. 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 through close of business on May 17, 2001.

Genentech, Inc. is a leading biotechnology company that discovers, develops, manufactures and markets human pharmaceuticals for significant unmet medical needs. Fourteen of the currently approved biotechnology products stem from Genentech science. Genentech markets nine 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.

# # #