title: Isolation of C-type RNA-viruses from stable cell cultures of human tumours.
mesh_terms: D002460:Cell Line; D002499:Centrifugation, Density Gradient; D003470:Culture Media; D003720:Densitometry; D006394:Hemangiosarcoma / Q000382:microbiology; D006801:Humans; D066298:In Vitro Techniques; D008854:Microscopy, Electron; D008937:Mitomycins / Q000494:pharmacology; D009369:Neoplasms / Q000382:microbiology*; D012367:RNA, Viral / Q000032:analysis; D012190:Retroviridae / Q000302:isolation & purification*; D012509:Sarcoma / Q000382:microbiology; D014316:Tritium
chemical_list: D003470:Culture Media; D008937:Mitomycins; D012367:RNA, Viral; D014316:Tritium