PolyomavirusMerkel CellsCarcinoma, Merkel CellPolyomavirus InfectionsMerkel cell polyomavirusAntigens, Polyomavirus TransformingAntigensBK VirusAntigens, Viral, TumorTumor Virus InfectionsJC VirusAntigens, BacterialAntigens, NeoplasmAntigens, SurfaceAntigens, ViralDNA, ViralSkin NeoplasmsCapsid ProteinsSimian virus 40Molecular Sequence DataAntigens, ProtozoanCell LineLeukoencephalopathy, Progressive MultifocalHLA AntigensBase SequenceKeratin-20Antigens, FungalAntigens, CDAntigens, HelminthH-2 AntigensPolyomaviridaeCell Transformation, ViralVirus ReplicationDNA ReplicationCarcinoembryonic AntigenAntibodies, MonoclonalPolymerase Chain ReactionAntibodies, ViralHLA-DR AntigensReceptors, Antigen, T-CellCapsidAmino Acid SequenceHistocompatibility AntigensEpitopesCells, CulturedProliferating Cell Nuclear AntigenCross ReactionsGenes, ViralSkinHistocompatibility Antigens Class IIMutationProstate-Specific AntigenO AntigensReceptors, Antigen, B-CellGenome, ViralT-LymphocytesEnhancer Elements, GeneticUrineMice, Inbred BALB CEnzyme-Linked Immunosorbent AssayVibrissaeAntigens, CD15Immunoglobulin GAntigens, Tumor-Associated, CarbohydrateImmunohistochemistryOncogene Proteins, ViralProto-Oncogene Proteins pp60(c-src)HLA-A2 AntigenAntigens, CD83T3 CellsMechanoreceptorsViral ProteinsGene Expression Regulation, ViralTransfectionLingual FrenumBlood Group AntigensHepatitis B Surface AntigensAntigens, CD3Immunoenzyme TechniquesFluorescent Antibody TechniqueViral Regulatory and Accessory ProteinsPlasmidsImmunocompromised HostHLA-A AntigensHistocompatibility Antigens Class IKidney TransplantationLymphocyte ActivationTranscription, GeneticHLA-D AntigensAntibody SpecificityReceptors, AntigenAntigens, CD45Hepatitis B AntigensCloning, MolecularAntigens, CD4Viral Structural ProteinsMolecular WeightCell Transformation, NeoplasticBlood Buffy CoatAntigen-Antibody Reactions