PolyomavirusCell Adhesion MoleculesPolyomavirus InfectionsAntigens, Polyomavirus TransformingCell Transformation, NeoplasticMerkel cell polyomavirusCell Transformation, ViralAntigensAntigens, Viral, TumorBK VirusJC VirusTransformation, GeneticCarcinoma, Merkel CellTumor Virus InfectionsAntigens, BacterialAntigens, NeoplasmAntigens, ViralCell LineAntigens, SurfaceDNA, ViralMolecular Sequence DataTransformation, BacterialSimian virus 403T3 CellsMerkel CellsBase SequenceCell Line, TransformedMutationCapsid ProteinsOncogene Proteins, ViralTransfectionCells, CulturedOncogene Protein p65(gag-jun)FibroblastsAmino Acid SequenceOncogenesOncogene Protein pp60(v-src)Antigens, ProtozoanGenes, rasPlasmidsCell DivisionLeukoencephalopathy, Progressive MultifocalHLA AntigensDNA ReplicationGenes, ViralNIH 3T3 CellsAntigens, FungalVirus ReplicationAntigens, CDPhosphorylationSignal TransductionAntigens, HelminthPolyomaviridaeH-2 AntigensDNA-Binding ProteinsAntibodies, MonoclonalMice, Inbred BALB CTranscription, GeneticPolymerase Chain ReactionProto-Oncogene Proteins pp60(c-src)PhenotypeCloning, MolecularCarcinoembryonic AntigenProto-Oncogene ProteinsRNA, MessengerTranscription FactorsViral ProteinsChick EmbryoDNAT-LymphocytesRecombinant Fusion ProteinsGenetic VectorsProtein BindingTumor Cells, CulturedCarcinogensReceptors, Antigen, T-CellHLA-DR AntigensTranscription Factor AP-1CapsidMesocricetusAvian Sarcoma VirusesFluorescent Antibody TechniqueEpitopesProliferating Cell Nuclear AntigenRecombinant ProteinsOncogene Protein p21(ras)Epithelial CellsHistocompatibility AntigensPromoter Regions, GeneticBinding SitesCell Line, TumorCross ReactionsTime FactorsProtein-Tyrosine KinasesSkin NeoplasmsTumor Suppressor Protein p53ras ProteinsEnhancer Elements, GeneticCricetinaeHistocompatibility Antigens Class II