title: B-tropic Friend virus: a host-range pseudotype of spleen focus-forming virus (SFFV).
mesh_terms: D000483:Alleles; D000818:Animals; D002860:Chromium Radioisotopes; D003601:Cytotoxicity Tests, Immunologic; D005260:Female; D005622:Friend murine leukemia virus / Q000254:growth & development / Q000472:pathogenicity*; D005796:Genes; D014644:Genetic Variation; D006378:Helper Viruses / Q000254:growth & development / Q000472:pathogenicity*; D006824:Hybridization, Genetic; D008297:Male; D051379:Mice; D008806:Mice, Inbred AKR; D008807:Mice, Inbred BALB C; D008809:Mice, Inbred C3H; D008811:Mice, Inbred DBA; D008815:Mice, Inbred Strains; D013154:Spleen / Q000382:microbiology; D010948:Viral Plaque Assay; D014779:Virus Replication
chemical_list: D002860:Chromium Radioisotopes