Long Time

A British man has been shedding live poliovirus in his stool for the past 28 years, researchers say. The man has an autoimmune disorder that appears to have kept him from clearing the weakened virus contained in the oral polio vaccine he received as a child from his system.

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

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

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.