Receptors, Histamine H3Receptors, Histamine H1HistamineReceptors, Histamine H2Histamine H1 AntagonistsHistamine AgonistsReceptors, HistamineHistamine H2 AntagonistsHistamine AntagonistsHistamine H3 AntagonistsHistamine ReleaseMethylhistaminesChlorpheniramineDimapritReceptors, IgECimetidineMetiamideThioureaImpromidineDiphenhydramineBinding, CompetitiveHistamine N-MethyltransferaseHistamine AgentsFamotidineMast CellsImmunoglobulin EKineticsRanitidineHistidine DecarboxylaseBurimamidePyrilamineHistamine H1 Antagonists, Non-SedatingDoxepinChromatography, AffinityGuinea PigsRadioligand AssayProtein BindingReceptors, Cell SurfaceIsothiuroniumMolecular Sequence DataBinding SitesPiperidinesAmino Acid SequenceCell LineBasophilsDose-Response Relationship, DrugTripelennamineLigandsReceptors, IgGRecombinant Proteinsp-Methoxy-N-methylphenethylamineImidazolesTriprolidineTerfenadineLeukemia Inhibitory Factor Receptor alpha SubunitGastric AcidCells, CulturedCHO CellsCricetinaeKetotifenCell MembraneDibenzoxepinsReceptors, G-Protein-CoupledReceptors, OSM-LIFReceptor AggregationAntibody AffinityBetahistineReceptors, FcReceptors, DrugReceptors, Fibroblast Growth FactorAffinity LabelsGuanidinesPruritusBase SequenceCetirizineLeukemia, Basophilic, AcuteGastric MucosaTransfectionStructure-Activity RelationshipReceptors, Nerve Growth FactorAnaphylaxisSignal TransductionCell DegranulationDibenzazepinesModels, MolecularTumor Cells, CulturedDimethindeneCloning, MolecularCross-Linking ReagentsReceptors, Leukotriene B4AstemizoleCalciumNizatidineMuscle, SmoothDrug Inverse AgonismReceptors, Granulocyte-Macrophage Colony-Stimulating FactorIodine RadioisotopesGastric JuicePhosphorylationImmunoglobulin epsilon-Chains