This Week in PNAS

In the early, online edition of the Proceedings of the National Academy of Sciences, a Harvard University researcher discusses evidence for apparent natural selection in humans in the US. Jonathan Beauchamp tapped data from individuals in the Health and Retirement study, a population cohort comprised of individuals of European descent born between 1931 and 1953.

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A former Synthetic Genomics attorney alleges that the firm discriminated against her and other female employees, according to the San Diego Union-Tribune.

Due to privacy and lab certification questions, the planned giveaway of Orig3n testing kits at a Baltimore Ravens game was suspended.

Alnylam reports positive results from its phase 3 clinical trial of an RNAi-based drug, according to Stat News.

In Cell this week: adult mesenchymal cell populations in mouse lung, genetic diversity in HPV16 and cancer risk protection, and more.