Polyomavirus InfectionsPolyomavirusTumor Virus InfectionsBK VirusJC VirusPolyomaviridaeSimian virus 40RNA VirusesDNA, ViralVirus ReplicationVaccinia virusUrineCystitisKidney TransplantationReceptors, VirusVirus CultivationGenes, ViralVirus SheddingAntigens, ViralVirus DiseasesPlant VirusesVirus AssemblyDNA VirusesDefective VirusesPolymerase Chain ReactionSindbis VirusInfluenza A Virus, H1N1 SubtypeMeasles virusVero CellsKidney DiseasesRabies virusCercopithecus aethiopsCell Transformation, ViralInfluenza A Virus, H5N1 SubtypeViremiaViral ProteinsCell LineInfluenza A Virus, H3N2 SubtypeAntiviral AgentsHepatitis B virusWest Nile virusRespiratory Syncytial VirusesMolecular Sequence DataViral LoadRNA, ViralVirus ActivationCytopathogenic Effect, ViralVirus Physiological ProcessesAntibodies, ViralCapsid ProteinsVesicular stomatitis Indiana virusKidneyVirus LatencyHemagglutinin Glycoproteins, Influenza VirusHaplorhiniOncogenic VirusesCricetinaeTime FactorsSimian immunodeficiency virusMosaic VirusesMumps virusVirologyAntigens, Polyomavirus TransformingVirionParainfluenza Virus 1, HumanHepatitis A virusSemliki forest virusCells, CulturedAvian Sarcoma VirusesNeutralization TestsViral Plaque AssayVirus AttachmentViruses, UnclassifiedDNA Restriction EnzymesPhylogenyLarge-Conductance Calcium-Activated Potassium ChannelsAvian leukosis virusOrthomyxoviridaeBase SequenceOrthomyxoviridae InfectionsBluetongue virusImmunocompromised HostGene Expression Regulation, ViralLeukoencephalopathy, Progressive MultifocalSendai virusMoloney murine leukemia virusNucleic Acid HybridizationVirus IntegrationCapsidTobacco Mosaic VirusSimplexvirusYellow fever virusCross ReactionsRespiratory Syncytial Virus InfectionsInfluenza, HumanImmunosuppressionTranscription, GeneticMyxoma virusVirus InactivationCowpox virus