Mast CellsHistamineHistamine ReleaseReceptors, Histamine H1Receptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsHistamine H1 AntagonistsReceptors, Histamine H3Cell DegranulationHistamine H2 AntagonistsProtein Precursorsp-Methoxy-N-methylphenethylamineHistamine N-MethyltransferaseTryptasesPyrilamineChymasesReceptors, IgEImmunoglobulin EBipolar DisorderHistidine DecarboxylaseMethylhistaminesAnaphylaxisDimapritCromolyn SodiumMental DisordersBasophilsMastocytosisAnxiety DisordersHistamine H3 AntagonistsMood DisordersCimetidineHistamine AgentsChlorpheniramineCells, CulturedProto-Oncogene Proteins c-kitSerine EndopeptidasesAmyloid beta-Protein PrecursorPassive Cutaneous AnaphylaxisKetotifenDiagnostic and Statistical Manual of Mental DisordersPeritoneal CavityDiphenhydramineMastocytosis, SystemicMetiamideStem Cell FactorEnzyme PrecursorsMice, Inbred C57BLSkinMolecular Sequence DataCell Countbeta-N-AcetylhexosaminidasesCytoplasmic GranulesHypersensitivityDepressive Disorder, MajorAnti-Allergic AgentsCarboxypeptidases AAttention Deficit Disorder with HyperactivityCell DifferentiationLeukemia, Mast-CellAmino Acid SequenceGuinea PigsDepressive DisorderRNA, MessengerDose-Response Relationship, DrugThioxanthenesCell LineAutistic DisorderObsessive-Compulsive DisorderMice, KnockoutTime FactorsRNA PrecursorsStress Disorders, Post-TraumaticSignal TransductionBase SequenceBone Marrow CellsThioureaMast-Cell SarcomaUrticaria PigmentosaPhobic DisordersImpromidineChild Development Disorders, PervasiveSubstance-Related DisordersPsychotic DisordersSerotoninMice, Mutant StrainsMutationMice, Inbred BALB CTolonium ChlorideLungProstaglandin D2Interleukin-3PruritusSRS-ALeukemia, Basophilic, AcuteDisease Models, AnimalStem CellsBronchial Provocation TestsBrain