This Week in Nature

In this week's Nature Genetics, two independent research groups of researchers report on the use of genome-wide association analyses to identify new loci associated with the rare immune condition Behcet's disease and the eye condition central corneal thickness, respectively. In the first study, nearly 800,000 single-nucleotide polymorphisms with imputed genotypes in 1,200 Turkish Behcet's disease patients were analyzed in comparison to roughly 1,200 controls.

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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.