AKR murine leukemia virusMice, Inbred AKRLeukemia Virus, MurineLeukemia, ExperimentalMoloney murine leukemia virusFriend murine leukemia virusAbelson murine leukemia virusLeukemiaLeukemia Virus, FelineRauscher VirusLeukemia Virus, BovineRetroviridae InfectionsLeukemia, Myeloid, AcuteCell LineRetroviridaeVirus ReplicationMink Cell Focus-Inducing VirusesDNA, ViralGenes, ViralMolecular Sequence DataRNA-Directed DNA PolymeraseLeukemia, Lymphocytic, Chronic, B-CellReceptors, VirusMice, Inbred StrainsBase SequenceLeukemia, LymphoidProvirusesGene Products, gagTumor Virus InfectionsGammaretrovirusLeukemia Virus, Gibbon ApeVirus IntegrationRNA, ViralViral ProteinsPreleukemia