This Week in PNAS

In this week's PNAS Early Edition, an international research team led by investigators at the Chung-Ang University College of Medicine in Seoul describe how it induced self-renewal in human somatic progenitor cells in an efficient, safe, and therapeutically effective manner with one "regulatable gene," v-myc. The team created "induced conditional self-renewing progenitor cells" by introducing v-myc via a Tet-on gene expression system.

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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.