Friend murine leukemia virusLeukemia, ExperimentalLeukemia Virus, MurinePyran CopolymerLeukemia, Erythroblastic, AcuteMoloney murine leukemia virusRetroviridae InfectionsLeukemia Virus, FelineVirus ReplicationTumor Virus InfectionsSpleenLeukemia Virus, BovineAKR murine leukemia virusFriendsCell Transformation, ViralCell LineMice, Inbred DBALeukemiaBone MarrowViral ProteinsMice, Inbred BALB CProto-Oncogene Protein c-fli-1Leukemia, Myeloid, AcuteDimethyl SulfoxideReceptors, VirusRetroviridaeMice, Inbred AKRMice, Inbred StrainsHuman T-lymphotropic virus 1Rauscher VirusGenes, ViralSplenomegalyAbelson murine leukemia virusDNA, ViralMolecular Sequence DataDefective VirusesLeukemia Virus, Gibbon ApeLeukemia, Lymphocytic, Chronic, B-CellMink Cell Focus-Inducing VirusesProvirusesRNA VirusesMinkGene Products, taxLeukemia, LymphoidBase SequenceGammaretrovirusErythropoiesisRNA, ViralViral Envelope ProteinsClone CellsRetroviridae Proteins, OncogenicHelper VirusesVaccinia virusGenesCells, CulturedVirus CultivationEnzootic Bovine LeukosisAmino Acid SequenceSarcoma Viruses, MurineGene Products, gagLeukemia, Myelogenous, Chronic, BCR-ABL PositiveAntigens, ViralVirus IntegrationRNA-Directed DNA PolymeraseVirus AssemblyGene Products, envRepetitive Sequences, Nucleic AcidGenetic VectorsLeukemia, T-CellRecombination, GeneticLymphomaCell Differentiation3T3 CellsLeukemia, Radiation-InducedGlobinsImmunosuppressionSpecies SpecificityPreleukemiaSimian virus 40VirionGene Expression Regulation, ViralThymus NeoplasmsTransfectionGenes, envVirus SheddingNucleic Acid HybridizationMurine Acquired Immunodeficiency Syndrome