This Week in PNAS

In the early, online edition of the Proceedings of the National Academy of Sciences, the Chinese University of Hong Kong's Dennis Lo and colleagues consider the performance of "second generation" non-invasive fetal genome analyses, done using deep haploid sequencing of maternal plasma DNA to better detect de novo mutations in the fetus.

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The apple has traveled westward and eastward along the Silk Road, according to a new genetic analysis.

In Nature this week: GWAS data used to reposition drugs for psychiatric use, and more.

Genetic disease risk information doesn't always spur people to make healthy lifestyle changes, according to the Associated Press.

A University of California, San Diego-led team has used liquid biopsies to uncover possible treatments for patients with cancers of unknown primary.