Simian Immunodeficiency Virus

**Definition:** Species of the genus LENTIVIRUS, subgenus primate immunodeficiency viruses (IMMUNODEFICIENCY VIRUSES, PRIMATE), that induces acquired immunodeficiency syndrome in monkeys and apes (SAIDS). The genetic organization of SIV is virtually identical to HIV.

**Tree numbers:** - B04.820.650.589.650.800 - B04.820.650.805.700

**Synonyms:** - Immunodeficiency Viruses, Simian - Simian Immunodeficiency Viruses - SIV (Simian immunodeficiency virus)