Cell DegranulationMast CellsImmunity, Innatep-Methoxy-N-methylphenethylamineHistamine ReleaseAnaphylaxisPassive Cutaneous AnaphylaxisImmunoglobulin EReceptors, IgEMice, Inbred C57BLbeta-N-AcetylhexosaminidasesImmune SystemCromolyn SodiumCytokinesMice, KnockoutCytoplasmic GranulesMacrophagesToll-Like ReceptorsNeutrophilsKiller Cells, NaturalSignal TransductionCells, CulturedInflammationHistamineDendritic CellsMice, Inbred BALB CAdaptive ImmunityMyeloid Differentiation Factor 88Toll-Like Receptor 4TryptasesToll-Like Receptor 2KetotifenDisease Models, AnimalAnti-Allergic AgentsFlow CytometryBasophilsNorbornanesReceptors, Pattern RecognitionMonocytesLipopolysaccharidesCell LineT-LymphocytesTumor Necrosis Factor-alphaInflammation MediatorsComplement C3aBasophil Degranulation TestModels, ImmunologicalPhagocytosisLeukocytesEdemaInterferon-gammaChymasesHypersensitivityLungAllergensSkinAntigens, CD11bBone Marrow CellsLymphocyte ActivationEosinophilsMicrogliaGliotoxinImmunity, CellularToll-Like Receptor 9Histamine AntagonistsHost-Pathogen InteractionsOvalbuminCapillary PermeabilityMacrophage ActivationUrticariaMice, TransgenicMyeloid CellsGene Expression RegulationAntigensSpleenSubstance PPyrilamineMembrane GlycoproteinsUp-RegulationStreptomycetaceaeVenulesReceptors, Prostaglandin E, EP1 SubtypeReceptors, ImmunologicConjunctivitis, AllergicCD4-Positive T-LymphocytesCoculture TechniquesImmune ToleranceInterleukin-1betaReceptors, IgGDermatitisReceptors, Prostaglandin E, EP3 SubtypeB-LymphocytesCell Line, TumorChemokinesImmunity, HumoralCalciumImmune EvasionReceptors, Cell SurfaceMethysergideImmunoglobulin G