Receptors, Histamine H3Receptors, Histamine H1HistamineReceptors, Histamine H2Histamine H1 AntagonistsHistamine AgonistsReceptors, HistamineHistamine H2 AntagonistsHistamine AntagonistsHistamine H3 AntagonistsHistamine ReleaseMethylhistaminesChlorpheniramineDimapritReceptors, IgECimetidineChromatography, AffinityMetiamideBinding, CompetitiveThioureaKineticsProtein BindingImpromidineMolecular Sequence DataDiphenhydramineBinding SitesHistamine N-MethyltransferaseHistamine AgentsMast CellsFamotidineImmunoglobulin EAmino Acid SequenceRadioligand AssayRanitidineHistidine DecarboxylaseBurimamideAntibody AffinityPyrilamineReceptors, Cell SurfaceDoxepinHistamine H1 Antagonists, Non-SedatingAffinity LabelsGuinea PigsLigandsCell LineIsothiuroniumRecombinant ProteinsDose-Response Relationship, DrugPiperidinesBasophilsTripelennamineCell MembraneCHO CellsReceptors, IgGCricetinaeCells, CulturedImidazolesBase Sequencep-Methoxy-N-methylphenethylamineTriprolidineLeukemia Inhibitory Factor Receptor alpha SubunitStructure-Activity RelationshipTerfenadineModels, MolecularGastric AcidKetotifenReceptors, G-Protein-CoupledReceptors, OSM-LIFReceptors, DrugReceptor AggregationTransfectionDibenzoxepinsProtein Structure, TertiaryReceptors, FcProtein ConformationCloning, MolecularReceptors, Fibroblast Growth FactorMutagenesis, Site-DirectedBetahistineGuanidinesMolecular WeightCalciumLeukemia, Basophilic, AcuteElectrophoresis, Polyacrylamide GelRecombinant Fusion ProteinsPruritusCetirizineCross-Linking ReagentsSequence Homology, Amino AcidGastric MucosaTumor Cells, CulturedIodine RadioisotopesAntibodies, MonoclonalReceptors, Nerve Growth FactorCattleRabbitsPhosphorylationAnaphylaxisCarrier ProteinsCell Degranulation