SkinSkin AgingSkin DiseasesSkin NeoplasmsSkin Physiological PhenomenaSkin TestsSkin AbsorptionSkin PigmentationSkin, ArtificialSkin Diseases, BacterialSkin UlcerEpidermisSkin AbnormalitiesStaphylococcal Skin InfectionsDermatitisDermatologic Surgical ProceduresSkin Diseases, ViralSkin CreamSkin Physiological ProcessesMice, HairlessUltraviolet RaysCarcinoma, Basal CellDermisAdministration, CutaneousErythemaAdministration, TopicalSkin Diseases, ParasiticPapillomaTime FactorsKeratosisWound HealingSunlightFibroblastsCells, CulturedSunscreening AgentsHair FollicleRats, HairlessHairBlister9,10-Dimethyl-1,2-benzanthraceneSebaceous GlandsSunburnLangerhans CellsSkin ManifestationsDose-Response Relationship, DrugWater Loss, InsensibleBiopsyDermatitis, ContactEmollientsDermatitis, Allergic ContactDermatologic AgentsInjections, IntradermalAnti-Bacterial AgentsMelanomaDermatologyMelanocytesTuberculin TestCosmeticsDrug EruptionsPlant ExtractsSurgical FlapsIntradermal TestsDermatitis, OccupationalDermatitis, IrritantMice, Inbred C57BLNeoplasms, Radiation-InducedImmunohistochemistryDermatomycosesMelaninsTreatment OutcomeRegional Blood FlowMicrobial Sensitivity TestsSensitivity and SpecificityOintmentsIrritantsRNA, MessengerCarcinoma, Squamous CellDisease Models, AnimalRadiodermatitisBody Temperature RegulationHyperpigmentationSoft Tissue InfectionsCollagenPigmentation DisordersKeratosis, ActinicKeratinsSkin Diseases, PapulosquamousProspective StudiesImmunoglobulin EForeheadMice, Inbred BALB CLaser-Doppler FlowmetryChromatography, High Pressure LiquidKeratoacanthomaSkin Diseases, VascularEdemaBiological MarkersScleroderma, LocalizedMice, TransgenicAcne Vulgaris