Mast CellsHistamineHistamine ReleaseImmune SystemReceptors, Histamine H1Receptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsHistamine H1 AntagonistsReceptors, Histamine H3Cell DegranulationHistamine H2 Antagonistsp-Methoxy-N-methylphenethylamineHistamine N-MethyltransferaseTryptasesImmunoglobulin EReceptors, IgEPyrilamineChymasesBipolar DisorderHistidine DecarboxylaseImmunity, InnateMethylhistaminesAnaphylaxisMice, Inbred C57BLBasophilsDimapritCromolyn SodiumMental DisordersCells, CulturedMastocytosisAnxiety DisordersHistamine H3 AntagonistsMood DisordersCytokinesCimetidineHistamine AgentsImmune ToleranceMice, Inbred BALB CChlorpheniramineT-LymphocytesImmune System DiseasesPassive Cutaneous AnaphylaxisProto-Oncogene Proteins c-kitHypersensitivityMice, KnockoutPeritoneal CavitySerine EndopeptidasesSkinKetotifenSignal TransductionDiagnostic and Statistical Manual of Mental DisordersDiphenhydramineMastocytosis, SystemicInflammationMetiamideImmunityStem Cell FactorCell CountAdaptive ImmunityDisease Models, AnimalLymphocyte ActivationImmunity, CellularSpleenAntigensTime Factorsbeta-N-AcetylhexosaminidasesCytoplasmic GranulesDepressive Disorder, MajorAnti-Allergic AgentsMolecular Sequence DataCell LineLungDendritic CellsGuinea PigsFlow CytometryLeukemia, Mast-CellImmunoglobulin GAttention Deficit Disorder with HyperactivityMacrophagesImmune EvasionRNA, MessengerCarboxypeptidases ADose-Response Relationship, DrugDepressive DisorderModels, ImmunologicalAutistic DisorderInterferon-gammaAntibody FormationB-LymphocytesThioxanthenesImmune SeraGene Expression RegulationAntigen-Antibody ComplexMice, Mutant StrainsObsessive-Compulsive DisorderOvalbuminBone Marrow CellsStress Disorders, Post-Traumatic