Following the release late last week of disappointing fourth-quarter results (see feature), shares in Beckman Coulter dropped 8.8 percent for the tracking period ended Tuesday. Beckman posted the largest decline of any of the eight firms in the BCW Index that posted a loss for the four-day trading week. Molecular Devices led the eight gainers with a 6.9-percent spike in its share price.

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The Jackson Laboratory has filed a complaint accusing Nanjing University of breeding and re-selling its mouse models, the Hartford Courant reports.

Oxford researchers are turning to virtual reality to visualize genes and regulatory elements, says.

In Science this week: neutrophils rely on microRNA to protect against lung inflammation, and more.

China is moving forward with plans to sequence a million citizens, the Wall Street Journal reports.