NEW YORK (GenomeWeb News) – PerkinElmer reported after the close of the market Thursday that its fourth-quarter revenues rose 6 percent, while its bottom line was hit by a large asset impairments charge.

The Waltham, Mass.-based analytical tools firm brought in total revenues of $572.9 million for the three months ended Dec. 30, 2012, compared to $539.3 million for the fourth quarter of 2011, and up 3 percent on an organic basis. It beat Wall Street's estimate of $578.1 million.

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The president of France's National Research Agency has resigned, according to Nature News.

A senator wants a "right-to-try" provision in the US Food and Drug Administration funding bill, but an ethicist says at Stat News that it would undermine the role of clinical trials.

The Guardian's Barbara Ellen has tried out some DNA testing services to see whether they provide valuable information.

In PNAS this week: red algae Porphyra umbicalis genome, deep neural network model for sequencing peptides, and more.