At Blaine Bettinger's Genetic Genealogist blog, he points out a recent study that traced a mutation in the adenomatous polyposis coli gene to Mr. and Mrs. George Fry, an English couple who came to the New World early in the 17th century. The mutation, which increases a carrier's chances of developing colon cancer, was traced through the Fry family tree and also through genotyping.

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Two researchers have found that behavioral genetic defenses in criminal cases don't tend to affect outcomes, according to Popular Science.

Researchers report that while host genetics influence the oral microbiome, they don't appear to affect cavity-causing microbes, the Economist says.

Pandas' gut microbiomes change as what they eat changes with the seasons, writes Discover's Inkfish blog.

In PLOS this week: comparative genomic study of malaria-linked macaque parasite, search for apple root reference genes, and more.