NEW YORK (GenomeWeb News) – An international team led by investigators at the Wellcome Trust Sanger Institute delves into the genetics and evolutionary history of a dysentery-causing microbe called Shigella sonnei that has become more widespread in rapidly industrializing regions, including places with improved water quality. This pattern opposes that established for the related species called S. flexneri, a frequent dysentery culprit in developing countries which tends to wane once clean water sources are available.

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In PNAS this week: Akt3 amplification in glioma progression, Tibetan Plateau frog genome, and more.

The US Supreme Court has declined to review a decision involving the use of "inadvertently shed" DNA in a police investigation and subsequent conviction.

A panel at the New York Times discusses anonymity and privacy of users of 23andMe's services when access to its database is offered for research.

National Institutes of Health Director Francis Collins appears before a House subcommittee to discuss his agency's budget request.