It has gone from AIDS

However, so far not been able to find out who was the person with whom started a worldwide AIDS epidemic.The team of scientists from the University of Tucson (Arizona, USA) studied blood samples of 117 HIV-positive and amounted to "a detailed tree" strain of HIV-1 group M subtype B, which mainly suffering population of developed countries. It appeared that the human immunodeficiency virus strain was first brought to Haiti in 1969, the most likely one person, scientists claim. Information on the territorial origin of the virus would help in treating AIDS.Scientists are continuing their studies, and has already managed to establish that the virus directly in Haiti came from Congo (Africa) at approximately 1966. That year they worked Haitian workers. click here