Simian immunodeficiency viruses (SIV) and the closely related human immunodeficiency
viruses (HIV-1 and HIV-2) belong to the lentivirus subfamily of retroviruses. SIVs are a large …

The human immunodeficiency viruses (HIV-1 and-2) together with the simian
immunodeficiency viruses (SIV) comprise the primate lentivirus family. Since the isolation of …

Simian immunodeficiency viruses (SIVs) can be found naturally in a large number of African
primate species; already 31 species have been identified with serological evidence of SIV …

Studies of primate lentivirus phylogeny over the past decade have established a minimum of
five related, but genetically distinct, groups of simian immunodeficiency virus (SIV), each …

The human immunodeficiency virus types 1 and 2 (HIV-1 and HIV-2) appear to have
originated by cross-species transmission of simian immunodeficiency virus (SIV) from …

Exploration of the diversity among primate lentiviruses is necessary to elucidate the origins
and evolution of immunodeficiency viruses. During a serological survey in Cameroon, we …

Conclusion Reconstruction of the phylogenetic relationships between the human
lentiviruses responsible for the AIDS epidemic and lentiviruses from African nonhuman …

Introduction 3. Discovery of SIVs in African non-human primate species: the path from the
discovery of the simian origin of HIVs to the characterization of the largest and most diverse …

Simian immunodeficiency viruses (SIVs) are primate lentiviruses that infect no fewer than 36
different nonhuman primate species in sub-Saharan Africa (4, 9, 62). Two of these viruses …

Asymptomatic infection with simian lentiviruses (also called simian immunodeficiency
viruses, or SIV) is common among feral African green monkeys. To characterize the range of …