title: Identification of plaque isolates of an avian retrovirus causing rapid and slow onset osteopetrosis.
mesh_terms: D001355:Alpharetrovirus / Q000302:isolation & purification*; D000818:Animals; D001842:Bone and Bones / Q000166:cytology; D002478:Cells, Cultured; D002642:Chick Embryo; D002645:Chickens / Q000382:microbiology*; D005347:Fibroblasts; D010022:Osteopetrosis / Q000382:microbiology / Q000473:pathology / Q000662:veterinary*; D011201:Poultry Diseases / Q000382:microbiology*; D012367:RNA, Viral / Q000032:analysis; D014764:Viral Proteins / Q000032:analysis; D014776:Virus Cultivation
chemical_list: D012367:RNA, Viral; D014764:Viral Proteins