Mast CellsHistamineHistamine ReleaseReceptors, Histamine H1Receptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsHistamine H1 AntagonistsReceptors, Histamine H3Immunoglobulin EFood HypersensitivityHypersensitivityCell DegranulationHistamine H2 Antagonistsp-Methoxy-N-methylphenethylamineAnaphylaxisTryptasesHistamine N-MethyltransferaseReceptors, IgEPyrilamineChymasesAllergensBasophilsBipolar DisorderHistidine DecarboxylaseSkin TestsMethylhistaminesCromolyn SodiumDimapritAllergy and ImmunologyMental DisordersMastocytosisHypersensitivity, ImmediateMilk HypersensitivityAnxiety DisordersMood DisordersAnti-Allergic AgentsHistamine H3 AntagonistsCimetidineHistamine AgentsChlorpheniramineDrug HypersensitivityPeanut HypersensitivityDesensitization, ImmunologicPassive Cutaneous AnaphylaxisLatex HypersensitivityAsthmaRhinitis, Allergic, SeasonalProto-Oncogene Proteins c-kitEgg HypersensitivityDiphenhydramineKetotifenDiagnostic and Statistical Manual of Mental DisordersSerine EndopeptidasesPeritoneal CavityMastocytosis, SystemicCells, CulturedMetiamideNational Institute of Allergy and Infectious Diseases (U.S.)Stem Cell FactorArachis hypogaeaSkinAntigens, Plantbeta-N-AcetylhexosaminidasesNut HypersensitivityDepressive Disorder, MajorUrticariaRadioallergosorbent TestCytoplasmic GranulesCell CountRhinitis, Allergic, PerennialAttention Deficit Disorder with HyperactivityLeukemia, Mast-CellDermatitis, Allergic ContactDermatitis, AtopicCarboxypeptidases AGuinea PigsMice, Inbred C57BLDepressive DisorderBasophil Degranulation TestRespiratory HypersensitivityPollenEczemaThioxanthenesObsessive-Compulsive DisorderAutistic DisorderPatch TestsStress Disorders, Post-TraumaticBronchial Provocation TestsDose-Response Relationship, DrugHybrid CellsRhinitisHistamine H1 Antagonists, Non-SedatingMice, Inbred BALB CPruritusLungPhobic DisordersEosinophilsImpromidine