Dermatitis, ContactDermatitis, Allergic ContactDinitrofluorobenzenePatch TestsOxazoloneHaptensPicryl ChlorideDermatitis, IrritantDermatitis, OccupationalHypersensitivity, DelayedLangerhans CellsIrritantsSkinUrocanic AcidDinitrochlorobenzeneEar, ExternalDrug HypersensitivityNickelAllergensEarCosmeticsLocal Lymph Node AssayUltraviolet RaysPhenylenediaminesMice, Inbred BALB CAdministration, CutaneousDermatitis, ToxicodendronMice, Inbred C57BLHypersensitivityCroton OilPerfumeFacial DermatosesLawsonia PlantLaboratory ChemicalsAdministration, TopicalSkin CreamErythemaImmune ToleranceLymph NodesKeratinocytesDermatitis, PhotoallergicDendritic CellsDesonideSkin TestsInkMice, KnockoutEpoxy ResinsMice, Inbred C3HConstruction IndustryEpidermisT-LymphocytesGloves, ProtectiveDrug EruptionsDisease Models, AnimalAcrylatesFluorescein-5-isothiocyanateInterferon-gammaCytokinesInterleukin-10ImmunosuppressionAdoptive TransferEczemaCell MovementAlveolitis, Extrinsic AllergicCD8-Positive T-LymphocytesTattooingInjections, IntradermalTrinitrobenzenesHand DermatosesPetrolatumHair DyesCell Migration InhibitionPreservatives, PharmaceuticalUrticariaCD4-Positive T-LymphocytesMast CellsEdemaPhthalic Anhydrides