Influenza, HumanInfluenza A Virus, H5N1 SubtypeInfluenza in BirdsInfluenza A virusInfluenza A Virus, H9N2 SubtypeInfluenza A Virus, H3N2 SubtypeInfluenza A Virus, H1N1 SubtypeInfluenza A Virus, H10N7 SubtypeInfluenza VaccinesHemagglutinin Glycoproteins, Influenza VirusBirdsInfluenza A Virus, H7N3 SubtypeSchools, VeterinaryInfluenza A Virus, H7N2 SubtypeInfluenza B virusOrthomyxoviridae InfectionsDisease OutbreaksInfluenza A Virus, H7N9 SubtypePoultryInfluenza A Virus, H7N1 SubtypeHemagglutinins, ViralNeuraminidaseInfluenza A Virus, H3N8 SubtypeInfluenza A Virus, H1N2 SubtypeInfluenza A Virus, H2N2 SubtypeReassortant VirusesInfluenza A Virus, H5N2 SubtypeInfluenza A Virus, H7N7 SubtypeAntibodies, ImmobilizedPhylogenyOrthomyxoviridaeMolecular Sequence DataHemagglutination Inhibition TestsVaccinia virusVirus ReplicationPandemicsReceptors, VirusAntibodies, ViralRNA VirusesVirus CultivationVirus SheddingSequence Analysis, DNAViral ProteinsAntigens, ViralCell LineAntiviral AgentsAmino Acid SequenceRNA, ViralChickensOseltamivirVirus DiseasesGenes, ViralPolymerase Chain ReactionDogsSeasonsVaccinationVirus AssemblyMicrobial Sensitivity TestsSimian virus 40Defective VirusesPlant VirusesDucksDNA VirusesGenotypeVirulenceGenetic VariationMeasles virusSindbis VirusNeutralization TestsVaccines, InactivatedRabies virusRespiratory Syncytial VirusesSpecies SpecificityDNA, BacterialAmantadineFerretsBacterial Typing TechniquesChick EmbryoAnti-Bacterial AgentsMadin Darby Canine Kidney CellsHepatitis B virusSerotypingMolecular EpidemiologyReverse Transcriptase Polymerase Chain ReactionVirologyCross ReactionsWest Nile virusBase SequenceDNA, ViralHIV-1Cercopithecus aethiopsMice, Inbred BALB CSwineZanamivirVero CellsViral Plaque AssayTime FactorsVirionMutationVesicular stomatitis Indiana virus