A National Institutes of Health working group recommends that the agency retire and transfer the majority of chimpanzees it owns to sanctuaries. A small colony, it adds, should be retained for future research that meets certain ethical criteria and living conditions standards, as laid out by the December 2011 Institute of Medicine report, and that is reviewed by an independent committee.

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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.