How HIV Spread In Central And East Africa: Genetic, Geographic Data Deliver Clear Picture Of HIV Progress
Wednesday, September 30, 2009 - 20:14
in Paleontology & Archaeology
A research team has explained why two subtypes of HIV-1 -- the virus that causes acquired immunodeficiency syndrome, or AIDS -- held steady at relatively low levels for more than 50 years in west central Africa before erupting as an epidemic in east Africa in the 1970s.