AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRMoloney murine leukemia virusFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusLeukemia Virus, FelineRauscher VirusRetroviridae InfectionsLeukemia Virus, BovineLeukemiaCell LineRetroviridaeVirus ReplicationMink Cell Focus-Inducing VirusesDNA, ViralGenes, ViralRNA-Directed DNA PolymeraseReceptors, VirusMolecular Sequence DataTumor Virus InfectionsBase SequenceProvirusesGene Products, gagGammaretrovirusMice, Inbred StrainsLeukemia, Myeloid, AcuteVirus IntegrationLeukemia Virus, Gibbon ApeRNA, Viral