AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRMoloney murine leukemia virusFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusLeukemia Virus, FelineRauscher VirusLeukemia Virus, BovineRetroviridae InfectionsAntibodies, ViralVirus ReplicationCell LineReceptors, VirusLeukemiaAntibodiesRetroviridaeDNA, ViralGenes, ViralMolecular Sequence DataMink Cell Focus-Inducing VirusesRNA-Directed DNA PolymeraseRNA, ViralTumor Virus InfectionsRNA VirusesViral ProteinsGene Products, gagDefective VirusesProvirusesBase SequenceAntigens, ViralVirus IntegrationGammaretrovirusMice, Inbred StrainsVirus AssemblyLeukemia, Myeloid, AcuteVirus CultivationAntibody SpecificityLeukemia Virus, Gibbon ApeAntibodies, MonoclonalAmino Acid SequenceVaccinia virus