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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In Nature this week: Icelandic genome sequences, approach to increase CRISPR efficiency, and more.

Testing showing "genetic incompatibilities" have led thousands of couples in Saudi Arabia to call off their weddings, the BBC reports.

Decode Genetics' ability to tell Icelanders, even ones the company hasn't sequenced, about their disease risk brings up ethical questions.

Genetic analysis of Britain's King Richard III and modern descendants of his relatives indicate breaks in the male line.

Apr
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