title: In ovo tumorigenesis induced by avian osteopetrosis virus.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000276:immunology; D001354:Avian Leukosis Virus / Q000276:immunology / Q000472:pathogenicity*; D001756:Blastoderm / Q000382:microbiology*; D002642:Chick Embryo / Q000382:microbiology*; D005455:Fluorescent Antibody Technique; D006801:Humans; D010022:Osteopetrosis / Q000209:etiology / Q000382:microbiology*; D013997:Time Factors
chemical_list: D000956:Antigens, Viral