Virus strains from two of these primate species, SIVsmm in sooty mangabeys and SIVcpz in chimpanzees, are believed to have crossed the species barrier into humans, resulting in HIV-2 and HIV-1, respectively.
642 Acres Lafayette, Boulder County, Colorado. $14,000,000. Conveniently located northeast of Boulder with direct access to the Denver corridor, this spectacular and spacious farm is situated on 642 acres.
Lafayette County /lÉËfeÉªÉt/ is a county located in the U.S. state of Arkansas. As of the 2010 census, the population was 7,645, making it the third-least populous county in Arkansas. The county seat is Lewisville. Lafayette County was formed on October 15, 1827 and named in honor of Marquis de Lafayette, a French military hero of the American Revolutionary War.