New York's chief medical examiner office has pioneered ways to analyze small, or even mixed, samples of genetic material found at crime scenes. However, in an investigative piece, the New York Times and ProPublica report that the office's approaches are being questioned.

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The Seattle Times writes that pharmacogenomics testing can help choose medications that may work best for people with depression.

Researchers report that deleting one gene from butterflies affects their wing coloration patterns, according to the Washington Post.

In PNAS this week: genome sequencing of weevil symbionts, retinoid X receptor deletion in lung cancer metastasis, and more.

Sequencing could help combat foodborne illnesses, according to a blog post by Food and Drug Administration officials.