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.
When youâre in Lafayette County, the possibilities are endless. Whether you are a long time resident or a curious guest, we hope you find the time spent on this site useful and enlightening. So take your time and enjoy your tour but remember that nothing compares to the real thing.