AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRPolyomavirusMoloney murine leukemia virusFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusLeukemia Virus, FelineDNA, ViralRauscher VirusCell LineRetroviridae InfectionsLeukemia Virus, BovineGenes, ViralVirus ReplicationTumor Virus InfectionsCell Transformation, ViralReceptors, VirusLeukemiaRetroviridaeMolecular Sequence DataBase SequenceViral ProteinsAntigens, Viral, TumorRNA, ViralMink Cell Focus-Inducing VirusesRNA-Directed DNA PolymeraseSimian virus 40Antigens, ViralRNA VirusesCell Line, TumorDefective VirusesProvirusesGene Products, gagVirus CultivationMice, Inbred StrainsVirus IntegrationGammaretrovirusCell Transformation, NeoplasticGenetic VectorsVirus AssemblyLeukemia, Myeloid, AcuteAmino Acid SequenceTumor Cells, CulturedLeukemia Virus, Gibbon Ape3T3 CellsOncogenic VirusesAntigens, Polyomavirus TransformingVirionVaccinia virus