AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRMoloney murine leukemia virusMinkMink Cell Focus-Inducing VirusesFriend murine leukemia virusLeukemia, ExperimentalAbelson murine leukemia virusLeukemia Virus, FelineRetroviridae InfectionsRauscher VirusLeukemia Virus, BovineRetroviridaeCell LineGenes, ViralDNA, ViralLeukemiaGammaretrovirusVirus ReplicationSarcoma Viruses, MurineMoloney murine sarcoma virusBase SequenceRNA-Directed DNA PolymeraseProvirusesMolecular Sequence DataGranulosa Cell TumorTumor Virus InfectionsMice, Inbred StrainsPreleukemiaGiant Cell Tumor of BoneReceptors, VirusGene Products, gagRNA, ViralViral Envelope ProteinsViral ProteinsRepetitive Sequences, Nucleic AcidHelper VirusesCell Transformation, ViralDefective VirusesGiant Cell TumorsVirus IntegrationLymphomaAleutian Mink DiseaseLeukemia, Myeloid, Acute3T3 CellsThymus NeoplasmsRecombination, Genetic