Mammary Tumor Virus, MouseTumor Virus InfectionsRetroviridae InfectionsRNA VirusesOncogenic VirusesVirus ReplicationMammary Neoplasms, ExperimentalVaccinia virusRNA, ViralVirus CultivationCell LineReceptors, VirusAntigens, ViralVirus DiseasesDNA, ViralSimian virus 40Viral ProteinsGenes, ViralInfluenza A Virus, H1N1 SubtypeVirus SheddingMolecular Sequence DataAvian leukosis virusPlant VirusesTumor Markers, BiologicalDNA VirusesCell Line, TumorDefective VirusesTumor Necrosis Factor-alphaMeasles virusAvian Sarcoma VirusesOrthomyxoviridae InfectionsAntibodies, ViralVirus AssemblyRespiratory Syncytial VirusesInfluenza A Virus, H5N1 SubtypeTumor BurdenSindbis VirusRespiratory Syncytial Virus InfectionsWest Nile virusAntiviral AgentsRabies virusHepatitis B virusInfluenza A Virus, H3N2 SubtypeNeoplasms, ExperimentalTime FactorsMice, Inbred BALB CCells, CulturedMice, Inbred C57BLBase SequenceRauscher VirusYaba monkey tumor virusPolymerase Chain ReactionEpstein-Barr Virus InfectionsAlpharetrovirusCell Transformation, NeoplasticTranscription, GeneticRNA, MessengerGammaretrovirusHepatitis CGene Expression Regulation, ViralInfluenza, HumanTransfectionVero CellsRetroviridaeCercopithecus aethiopsTumor Suppressor Protein p53Amino Acid SequenceReverse Transcriptase Polymerase Chain ReactionWilms TumorVesicular stomatitis Indiana virusNeutralization TestsRepetitive Sequences, Nucleic AcidVirus ActivationDisease Models, AnimalOrthomyxoviridaeCell Transformation, ViralNucleic Acid HybridizationRNA-Directed DNA PolymerasePromoter Regions, GeneticMoloney murine leukemia virusDNA Virus InfectionsVirionProvirusesMice, Inbred StrainsSimian immunodeficiency virusHerpesvirus 4, HumanHemagglutinin Glycoproteins, Influenza VirusGenes, Tumor SuppressorParainfluenza Virus 1, HumanVirus LatencyCricetinaeHepacivirusViral Plaque AssayGenetic VectorsMammary Glands, AnimalRNA Virus InfectionsVirus IntegrationCarcinoid TumorMice, TransgenicSatellite Viruses