title: Biological studies in four species of nonhuman primates with simian sarcoma virus (Lagothrix).
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D002498:Centrifugation; D005333:Fetus; D005354:Fibrosarcoma / Q000382:microbiology*; D000882:Haplorhini; D007621:Karyotyping; D008297:Male; D008854:Microscopy, Electron; D009368:Neoplasm Transplantation; D012190:Retroviridae / Q000472:pathogenicity*; D014020:Tissue Extracts; D014461:Ultracentrifugation
chemical_list: D014020:Tissue Extracts