NEW YORK (GenomeWeb News) – Affymetrix reported after the close of the market on Wednesday that its fourth-quarter revenues declined 27 percent year over year and that it took an impairment charge of $239.1 million, leading to a large loss for the quarter and year.

Affy brought in revenues of $78.6 million for the three-month period ended Dec. 31, compared to $107.6 million for Q4 2007. The firm had cautioned in October that its fourth-quarter revenue would be essentially flat with its third-quarter revenues of $75.2 million.

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