NEW YORK (GenomeWeb) – The gene variant that enabled Tibetans to adapt to living at such high altitudes appears to have come from Denisovans, researchers from the University of California, Berkeley, and BGI-Shenzen reported today in Nature.

This finding indicates that as modern humans moved into new regions, they mixed with other hominins already there, such as the now-extinct Denisovans, and picked up variants allowing them to adapt to these new locales.

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The UK's Human Fertility and Embryology Authority calls for consumer genetic testing companies to warn customers that testing could uncover family secrets, according to the Guardian.

The New York Times reports that United Nations delegates have been discussing how to govern the genetic resources of the deep sea.

Researchers have transplanted edited cells into mice that appear to combat cocaine addiction, New Scientist reports.

In PNAS this week: analysis of proteolytic enzymes secreted by circulating tumor cells, phylogenetic study of Fv1 evolution, and more.