Before you pony up for red snapper, better dust off your DNA fingerprinting kit. This New York Times story reports on a couple of high-school students who tested 60 samples of fish sold at restaurants and found that a quarter of those were mislabeled -- generally as a much more expensive kind of seafood than what was actually being served. The article adds:

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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, Phys.org 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.