NEW YORK (GenomeWeb) – The US Food and Drug Administration this week released a Class 2 Device Recall notice on Exact Sciences' Sample Mixer v2 used to mix stool samples in a sample container as part of pre-analytic sample processing. The FDA said that Exact sent an "urgent medical device correction" letter via email on April 28 to all affected consignees. The letter identified affected products and explained the issue, and the firm said that it would correct each unit, FDA said.

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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.