title: A leukovirus isolated from cells obtained from leukemic calf lymph nodes.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology*; D002460:Cell Line; D007938:Leukemia / Q000382:microbiology / Q000662:veterinary*; D001909:Leukemia Virus, Bovine / Q000302:isolation & purification*; D008198:Lymph Nodes / Q000382:microbiology*; D012190:Retroviridae / Q000302:isolation & purification*