HN ProteinHemagglutinin Glycoproteins, Influenza VirusNeuraminidaseHemagglutininsHemagglutinins, ViralInfluenza A virusInfluenza, HumanInfluenza A Virus, H1N1 SubtypeOrthomyxoviridaeInfluenza VaccinesInfluenza in BirdsInfluenza A Virus, H5N1 SubtypeInfluenza A Virus, H3N2 SubtypeOrthomyxoviridae InfectionsGlycoproteinsInfluenza B virusHemagglutination Inhibition TestsInfluenza A Virus, H9N2 SubtypeAntibodies, ViralZanamivirOseltamivirReassortant VirusesSialic AcidsBirdsInfluenza A Virus, H3N8 SubtypeReceptors, VirusHemagglutination, ViralMolecular Sequence DataInfluenza A Virus, H2N2 SubtypeInfluenza A Virus, H7N7 SubtypeCell LineFerretsVirus ReplicationViral ProteinsPandemicsDucksDogsMadin Darby Canine Kidney CellsN-Acetylneuraminic AcidAntigens, ViralAntiviral AgentsInfluenza A Virus, H5N2 SubtypeHemagglutination TestsMeasles virusHemagglutinationAmino Acid SequenceVirus SheddingInfluenza A Virus, H7N9 SubtypePyransChickensVirus CultivationVaccinia virusDisease OutbreaksRNA, ViralPoultryInfluenza A Virus, H1N2 SubtypeCross ReactionsPhylogenyNeutralization TestsChick EmbryoMembrane FusionMice, Inbred BALB CViral Fusion ProteinsHemadsorptionGlycosylationVaccines, InactivatedEpitopesNeuraminic AcidsCross ProtectionGenes, ViralViral Matrix ProteinsVaccinationVirulenceAntibodies, NeutralizingAmantadineBromelainsRNA VirusesLectinsNucleoproteinsViral Plaque AssayCercopithecus aethiopsVirus AttachmentMembrane GlycoproteinsViral Envelope ProteinsVaccines, AttenuatedGeeseAgglutininsSwineVirionVero CellsAnseriformesPoultry DiseasesVirus AssemblyAntibodies, MonoclonalSeasonsSwine DiseasesOligosaccharidesAntigenic VariationLungGuanidines