Several studies in Nature Genetics have incorporated scanning for CNVs, and not just SNPs, into genome-wide association studies, says an article in Tech Review. In one, the Broad's David Altshuler found that among a sample of 270 people, most copy number variations are inherited, allowing them to look genome-wide using microarrays for CNVs associated with disease risk.

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 Senator Lamar Alexander (R-Tenn.), who chairs the Senate health committee, will be retiring at the end of his term, Stat News reports.

UCSF researchers find that having two X chromosomes may contribute to women's longer lifespans, according to Discover's D-brief blog.

The Wall Street Journal reports on the US Centers for Disease Control and Prevention's use of genetic approaches to study foodborne illnesses.

In PNAS this week: immune cell profiling of wild baboons by social status, metabolomics profiling of esophageal tumors, and more.