Affymetrix to Webcast Presentation at the Robert W. Baird 2005 Growth Stock Conference

Affymetrix to Webcast Presentation at the Robert W. Baird 2005
Growth Stock Conference 


SANTA CLARA, Calif., May 3  /PRNewswire-FirstCall/ -- Affymetrix, Inc.
(NASDAQ:AFFX) today announced that Greg Schiffman, Executive Vice President and
CFO, will provide a company overview at the Robert W. Baird 2005 Growth Stock
Conference at the Four Seasons Hotel in Chicago.  A live transmission of the
presentation will take place at 11:25 a.m. CDT/ 9:25 a.m. PDT on Tuesday, May
10, 2005.  An archived webcast will be available for 30 days.

A live webcast of the presentation can be accessed by visiting the Investor
Relations section of the Company's website at http://www.affymetrix.com/.

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 1,200 systems have been
shipped around the world and nearly 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,
California, Affymetrix has subsidiaries in Europe and Asia in addition to
manufacturing facilities in Sacramento, California and Bedford, Massachusetts.
The Company has about 900 employees worldwide. 

DATASOURCE: Affymetrix, Inc.



CONTACT:  Doug Farrell, Vice President of Investor Relations of

Affymetrix, Inc., [phone]



Web site:  http://www.affymetrix.com/ 

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