Influenza, HumanInfluenza A virusInfluenza in BirdsInfluenza A Virus, H5N1 SubtypeInfluenza A Virus, H1N1 SubtypeInfluenza VaccinesInfluenza A Virus, H3N2 SubtypeAvian ProteinsInfluenza B virusHemagglutinin Glycoproteins, Influenza VirusOrthomyxoviridae InfectionsInfluenza A Virus, H9N2 SubtypeBirdsPoultryOrthomyxoviridaeNeuraminidaseAntiviral AgentsInfluenza A Virus, H7N7 SubtypeInfluenza A Virus, H5N2 SubtypeDucksReassortant VirusesOseltamivirDisease OutbreaksInfluenza A Virus, H7N9 SubtypeHemagglutinins, ViralInfluenza A Virus, H3N8 SubtypePandemicsVirus ReplicationHemagglutination Inhibition TestsInfluenza A Virus, H2N2 SubtypeAnseriformesAmantadineVirus SheddingAntibodies, ViralChickensViral ProteinsReceptors, VirusZanamivirCloacaRNA, ViralPoultry DiseasesPhylogenyInfluenza A Virus, H7N3 SubtypeMolecular Sequence DataDogsCell LineInfluenza A Virus, H7N1 SubtypeAntigens, ViralMadin Darby Canine Kidney CellsInfluenza A Virus, H1N2 SubtypeVirus CultivationSeasonsDrug Resistance, ViralFerretsAnimals, WildViral Plaque AssayGenes, ViralZoonosesVaccinationViral Matrix ProteinsVirus DiseasesVaccines, InactivatedHemagglutininsRNA VirusesInfluenza A Virus, H7N2 SubtypeGeeseRNA ReplicaseVaccinia virusNucleoproteinsCross ProtectionVirulenceAmino Acid SequenceViral Nonstructural ProteinsVirus AttachmentChick EmbryoPneumonia, ViralVaccines, AttenuatedBird DiseasesCercopithecus aethiopsHost-Pathogen InteractionsNeutralization TestsHemagglutination, ViralSequence Analysis, DNASwineMice, Inbred BALB CCharadriiformesLungAmino Acid SubstitutionAcyclovirAnimal MigrationCross ReactionsRimantadinePyransN-Acetylneuraminic AcidVirus AssemblyViral Core ProteinsVero CellsRespiratory SystemReverse Transcriptase Polymerase Chain ReactionEvolution, Molecular