MUC19

Ancient DNA from Denisovans left humans with a significant genetic advantage — a gene variant that could have helped early Americans survive new pathogens, and may still affect our health today. It allowed the Sherpa tribe of Nepal to live easily in the Himalayan highlands. Illustration: depositphotos.com

The hidden Denisovan gene that helped humans conquer the Americas

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Traces of long-buried Denisovan DNA are resurfacing in the genomes of modern humans—and they may still be working in our favor today
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