NEW YORK (GenomeWeb News) – In BMC Genetics, Polish researchers report on the ancient DNA analysis that they used to take a peek back at social organization patterns in a native population in Peru prior to Columbus' journey to the Americas. The analysis relied on DNA from bone and tooth samples from 41 individuals found at six traditional burial sites, known as chullpas, in the Arequipa area of Peru.

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The US Food and Drug Administration has new guidelines that enable some gene and cell therapies to undergo expedited review, according to the New York Times.

Using gene drives to control invasive species might be too risky, an initial advocate of the approach says.

Researchers have grown tumors in 3D cell cultures to better understand cancer, the Economist reports.

In Science this week: intellectual property experts argue patent battles such as the one over CRISPR are wasteful, and more.