AllergensSkin TestsHistamineHistamine ReleaseImmune SystemReceptors, Histamine H1Receptors, Histamine H2Receptors, HistamineHistamine AntagonistsHistamine AgonistsTuberculin TestSkinHistamine H1 AntagonistsReceptors, Histamine H3Immunoglobulin ESubstance PIntradermal TestsHypersensitivityAntigens, PlantHypersensitivity, ImmediateHistamine H2 AntagonistsMitesAntigens, DermatophagoidesHistamine N-MethyltransferasePollenFood HypersensitivityDesensitization, ImmunologicHypersensitivity, DelayedPyrilamineLatent TuberculosisAsthmaCockroachesSkin DiseasesPyroglyphidaeArthropod ProteinsRadioallergosorbent TestAnaphylaxisRhinitis, Allergic, SeasonalTuberculosisImmunity, InnateSkin AgingSkin NeoplasmsBasophilsMethylhistaminesRespiratory HypersensitivityImmune ToleranceT-LymphocytesHistidine DecarboxylaseBronchial Provocation TestsImmunity, CellularDustDimapritGuinea PigsHistamine H3 AntagonistsInterferon-gammaCytokinesMice, Inbred BALB CHistamine AgentsInterferon-gamma Release TestsTuberculinMast CellsRhinitis, Allergic, PerennialBetulaCimetidineBCG VaccineDrug HypersensitivityLymphocyte ActivationUrticariaMice, Inbred C57BLChlorpheniramineSubstance-Related DisordersImmunoglobulin GEnzyme-Linked Immunosorbent AssayCells, CulturedImmune System DiseasesBronchial HyperreactivityImmunityOvalbuminMycobacterium tuberculosisBasophil Degranulation TestAntigensStreptodornase and StreptokinaseImmunologic TestsTime FactorsDiphenhydramineSkin Physiological PhenomenaAntigens, BacterialMetiamideDermatophagoides pteronyssinusAntibody FormationTuberculosis, Pulmonaryp-Methoxy-N-methylphenethylamineDendritic CellsMolecular Sequence DataLungSpleenPhleumImmunizationAdaptive ImmunityInflammation