For a Good Cause

23andme is expanding its 23andWe initiative, which aims to acquire detailed health and trait data from existing customers, by recruiting 10,000 Parkinson's disease patients for a targeted analysis of the genetic and environmental causes of this disease. The program, backed in part by the Michael J. Fox Foundation, was announced on the 23andMe blog. Parkinson's patients get access to the full features of a 23andMe genome scan for $25 in return for participation in online surveys.

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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.