AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRMoloney murine leukemia virusFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusAntibodiesAntibodies, MonoclonalLeukemia Virus, FelineRauscher VirusAntibody SpecificityRetroviridae InfectionsLeukemia Virus, BovineAntibodies, ViralCell LineLeukemiaMolecular Sequence DataRetroviridaeVirus ReplicationDNA, ViralMink Cell Focus-Inducing VirusesAntibodies, BacterialGenes, ViralReceptors, VirusBase SequenceRNA-Directed DNA PolymeraseMice, Inbred StrainsAmino Acid SequenceAntibody FormationGene Products, gagProvirusesTumor Virus InfectionsEpitopesGammaretrovirusAntibodies, NeutralizingLeukemia, Myeloid, AcuteViral ProteinsFluorescent Antibody TechniqueViral Envelope ProteinsRNA, ViralVirus IntegrationMice, Inbred BALB CLeukemia Virus, Gibbon Ape