title: When did AIDS begin? A new study of the oldest known HIV suggests the virus jumped from animals to humans in the 1940s.
authors.forename: C
authors.initials: C
authors.lastname: Gorman
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000453:epidemiology / Q000635:transmission* / Q000821:virology; D000349:Africa; D000818:Animals; D004279:DNA, Viral; D006678:HIV / Q000235:genetics / Q000502:physiology*; D015658:HIV Infections / Q000453:epidemiology / Q000635:transmission* / Q000821:virology; D006801:Humans; D015047:Zoonoses