AFFX Affymetrix, Inc.

Affymetrix, Inc. (Nasdaq:AFFX) today announced it will webcast its presentation from the Wall Street Analyst Forum in New York City. Doug Farrell, Vice President of Investor Relations, will provide a Company overview at 11:00 a.m. ET on Tuesday, November 29th. A webcast of the presentation will be available live and by replay. To access both the live and archived webcast, please go to www.affymetrix.com and click on the "Investors" link. The archived replay will be available at approximately 3:00 p.m. ET on November 29th and will be available for 30 days. About Affymetrix Affymetrix scientists invented the world's first microarray in 1989 and began selling the first commercial microarray in 1994. Since then, Affymetrix GeneChip(R) technology has become the industry standard in molecular biology research. Affymetrix technology is used by the world's top pharmaceutical, diagnostic and biotechnology companies as well as leading academic, government and not-for-profit research institutes. More than 1,300 systems have been shipped around the world and more than 3,000 peer-reviewed papers have been published using the technology. Affymetrix' patented photolithographic manufacturing process provides the most information capacity available today on an array, enabling researchers to use a whole-genome approach to analyze the relationship between genetics and health. Headquartered in Santa Clara, Calif., Affymetrix has subsidiaries in Europe and Asia in addition to manufacturing facilities in Sacramento, Calif. and Bedford, Mass. The company has about 1000 employees worldwide. For more information about Affymetrix, please visit the company's website at www.Affymetrix.com. NOTE: Affymetrix, the Affymetrix logo, and GeneChip are registered trademarks owned or used by Affymetrix, Inc.