Affymetrix Adds Mouse and Rat Arrays to Gene 1.0 ST System

SANTA CLARA, Calif.—(BUSINESS WIRE)—Sept. 10, 2007—Affymetrix Inc. (NASDAQ:AFFX) today announced the full commercial launch of the GeneChip(R) Mouse and Rat Gene 1.0 ST Arrays, the latest additions to the Gene 1.0 ST Array System. The arrays provide researchers with a more accurate and informative alternative for mouse and rat gene expression detection, all in a cost-effective and easy-to-use format.

Source: Affymetrix, Inc.