Leukemia Virus, MurineMoloney murine leukemia virusMice, Inbred C57BLMice, Inbred BALB CSarcoma Viruses, MurineCell LineDisease Models, AnimalMolecular Sequence DataMurine Acquired Immunodeficiency SyndromeMice, Inbred StrainsBase SequenceCells, CulturedFriend murine leukemia virusSpleenMice, Inbred C3HAKR murine leukemia virusMice, KnockoutLeukemia, ExperimentalAmino Acid SequenceRNA, MessengerMurine hepatitis virusAntibodies, MonoclonalMice, TransgenicT-LymphocytesMice, Inbred DBAMuromegalovirusAbelson murine leukemia virusCell DifferentiationKirsten murine sarcoma virusCloning, MolecularTransfectionRetroviridaeMice, Inbred CBAGene Expression RegulationRecombinant ProteinsGene ExpressionMoloney murine sarcoma virusSpecies SpecificityGammaretrovirusInterferon-gammaGenetic VectorsTumor Cells, CulturedFlow CytometryCytokinesMice, Inbred AKRRauscher VirusBone Marrow CellsCell DivisionB-LymphocytesHematopoietic Stem CellsLipopolysaccharidesLeukemia, Erythroblastic, AcuteLymphocyte ActivationNeoplasms, ExperimentalSignal TransductionTranscription, GeneticTime FactorsNeoplasm TransplantationRetroviridae Infections3T3 CellsMacrophages, PeritonealGammaherpesvirinaeMice, Inbred ICRMelanoma, ExperimentalReverse Transcriptase Polymerase Chain ReactionDNAMutationMice, Mutant StrainsTumor Necrosis Factor-alphaMembrane GlycoproteinsApoptosisPromoter Regions, GeneticSarcoma, ExperimentalRecombinant Fusion ProteinsVirus ReplicationTyphus, Endemic Flea-BorneHarvey murine sarcoma virusDNA, ComplementaryLiverMacrophage ActivationPhenotypeTranscription FactorsMice, SCIDBlotting, WesternMembrane ProteinsImmunohistochemistryFibroblastsFibrosarcomaEpitopesCell ProliferationDNA-Binding ProteinsDNA PrimersImmunoglobulin GCell SurvivalDendritic CellsDose-Response Relationship, DrugClone CellsHerpesviridae InfectionsSequence Homology, Amino AcidTissue Distribution