AIDS?Chimps Survived It, We Will Too
Chimpanzees may have survived an epidemic like AIDS two million years ago, which explains why they are now immune to AIDS. This means that eventually?a long time from now?humans will probably be immune too. Chimpanzees have only half as many variations of certain anti-virus immune system genes as humans, meaning that chimps with immune systems that couldn?t fight off AIDS died out completely, leaving the rest of the species immune. “It was a surgical selection, some genes got streamlined, other types of genes weren’t affected at all,” says Paul Gagneaux of the University of California.
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