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.
Aurora, to the east is very large but rather featureless, as is Lakewood to the west. The other more attractive suburbs lie to the northwest towards Boulder â Arvada, Westminster, Lafayette, and Louisville. The latter two are in Boulder County and actually covered under Boulder. These suburbs are self-contained towns with a strong country feel and plenty of local employment.