Gorilla origins of two AIDS virus lineages confirmed: Study

March 3, 2015 11:04 AM

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WASHINGTON: Two of the four known groups of human AIDS viruses originated in western lowland gorillas in Cameroon, scientists said.

The virus that causes almost all the cases of AIDS worldwide, called HIV-1, has jumped species to infect humans on at least four separate occasions, generating four HIV-1 lineages - groups M, N, O, and P, Xinhua reported on Monday.

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