AKR murine leukemia virusLeukemia Virus, MurineMice, Inbred AKRAvian Sarcoma VirusesMoloney murine leukemia virusRous sarcoma virusFriend murine leukemia virusSarcoma Viruses, MurineCell Transformation, ViralLeukemia, ExperimentalSarcoma, AvianAbelson murine leukemia virusOncogene Protein pp60(v-src)SarcomaLeukemia Virus, FelineGenes, ViralChick EmbryoRauscher VirusGene Products, gagVirus ReplicationRetroviridaeCell LineRNA, ViralDNA, ViralRNA-Directed DNA PolymeraseRetroviridae InfectionsViral ProteinsLeukemia Virus, BovineDefective VirusesRetroviridae ProteinsCell Transformation, NeoplasticBase SequenceGammaretrovirusMolecular Sequence DataAvian leukosis virusAlpharetrovirusReceptors, VirusSarcoma Viruses, FelineKirsten murine sarcoma virusLeukemiaMoloney murine sarcoma virusSarcoma, ExperimentalVirus AssemblyHelper VirusesGenes, gagVirus IntegrationProvirusesVirionMink Cell Focus-Inducing VirusesOncogenic VirusesRepetitive Sequences, Nucleic AcidVirus CultivationTumor Virus InfectionsRNA VirusesAmino Acid SequenceGenetic VectorsCells, CulturedFibroblastsQuailNucleic Acid HybridizationMutationOncogenesViral Envelope ProteinsHarvey murine sarcoma virusMice, Inbred StrainsAvian myeloblastosis virusRecombination, GeneticTransfectionMinkLeukemia, Myeloid, AcuteAntigens, Viral3T3 CellsGene Products, envLeukemia Virus, Gibbon Ape