title: New relatives of AIDS virus found.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000382:microbiology*; D000818:Animals; D002522:Chlorocebus aethiops / Q000382:microbiology; D017977:Deltaretrovirus; D006801:Humans; D008253:Macaca mulatta / Q000382:microbiology; D013601:T-Lymphocytes / Q000382:microbiology