BasophilsHistamine ReleaseMast CellsImmunoglobulin EHistamineDesensitization, ImmunologicAllergensReceptors, Histamine H1Receptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsHistamine H1 AntagonistsReceptors, Histamine H3Basophil Degranulation TestCell DegranulationReceptors, IgEHistamine H2 Antagonistsp-Methoxy-N-methylphenethylamineTryptasesChymasesAnaphylaxisHistamine N-MethyltransferasePyrilamineHistidine DecarboxylaseBipolar DisorderHypersensitivityMethylhistaminesDimapritCromolyn SodiumMental DisordersMastocytosisAnxiety DisordersHistamine H3 AntagonistsMood DisordersCimetidineHistamine AgentsInterleukin-3Anti-Allergic AgentsChlorpheniraminePassive Cutaneous AnaphylaxisCells, CulturedAntigens, CD63Proto-Oncogene Proteins c-kitAntibodies, Anti-IdiotypicCytoplasmic GranulesSerine EndopeptidasesEosinophilsLeukotriene C4KetotifenDiagnostic and Statistical Manual of Mental Disorders