‘Patient Zero’ not cause of HIV/AIDS epidemic in US: study

Gaetan Dugas, a flight attendant who was vilified as “Patient Zero” over the long-held belief he seeded the US outbreak of HIV/AIDS, has been definitively cleared in a new study. Scientists have long suspected HIV had been circulating in the United States for a decade before the first few AIDS cases were identified in Los Angeles 1981. The new study, published in the journal Nature, offers some of the first genetic proof. “What we’ve done here is tried to get at the origins of the first cases of AIDS that were ever noticed,” study lead and evolutionary biologist Michael Worobey…
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