Healthy hosts. Sooty mangabeys have a monkey counterpart to HIV but don’t get sick.
By Elizabeth Pennisi
ScienceNOW Daily News
25 June 2008
MINNEAPOLIS, MINNESOTA–The human immunodeficiency virus (HIV-1) responsible for most of the AIDS cases in the world infected people approximately 100 years ago, more than 20 years earlier than previously believed, according to findings presented here this week at the Evolution 2008 meeting. Its lesser known cousin, HIV-2, jumped into humans decades later, from a monkey species that carried the virus for just a couple of hundred years, not the millions of years researchers had assumed, according to other research presented at the meeting. Continue reading