Virus ReplicationMolecular Sequence DataInfluenza A Virus, H3N2 SubtypeMutationReceptors, VirusCell LineNeutralization TestsViral ProteinsVaccinia virusAntigens, ViralAmino Acid SequenceGenetic VariationHemagglutinin Glycoproteins, Influenza VirusRNA VirusesHemagglutinins, ViralViral Envelope ProteinsInfluenza A Virus, H1N1 SubtypeDefective VirusesGenes, ViralAntibodies, ViralSindbis VirusBase SequenceMurine hepatitis virusVirus CultivationVirus AssemblyRNA, ViralInfluenza A virusViral Plaque AssayEpitopesAntibodies, MonoclonalInfluenza, HumanCercopithecus aethiopsVirus SheddingSimian virus 40PhenotypeAvian Sarcoma VirusesTemperatureVesicular stomatitis Indiana virusVirus DiseasesVero CellsHepatitis B virusMutant ProteinsDNA VirusesPlant VirusesVirionAmino Acid SubstitutionHerpesvirus 1, SuidVirulenceDNA, ViralMutagenesis, Site-DirectedMeasles virusGenetic Complementation TestCell Transformation, ViralRabies virusCricetinaeAntiviral AgentsT-Lymphocytes, CytotoxicSemliki forest virusCapsidInfluenza A Virus, H5N1 SubtypeSimplexvirusGene DeletionSerial PassageTranscription, GeneticPlasmidsTransfectionPolyomavirusViral Structural ProteinsGene Expression Regulation, ViralSequence DeletionRecombination, GeneticWest Nile virusDNA PrimersCells, CulturedRespiratory Syncytial VirusesGenotypeFoot-and-Mouth Disease VirusPoint MutationKineticsSequence Analysis, DNAHerpesvirus 1, HumanVirus ActivationCloning, MolecularEscherichia coliEncephalitis Viruses, Tick-BornePolymerase Chain ReactionCapsid ProteinsVirus LatencyCytopathogenic Effect, ViralChick EmbryoRNA-Directed DNA PolymerasePhylogenyRNA, MessengerProtein BindingHeLa CellsSimian immunodeficiency virusBinding SitesSpecies SpecificityDrug Resistance, ViralSequence Homology, Amino Acid