Skin UlcerDermatitisSkin DiseasesSkinPsoriasisDermatitis, AtopicMustard GasChronic DiseaseEpidermisKeratinocytesSkin AgingSkin NeoplasmsSkin Physiological PhenomenaSkin TestsSkin AbsorptionSkin PigmentationSkin, ArtificialSkin Diseases, BacterialSkin AbnormalitiesStaphylococcal Skin InfectionsDermatologic Surgical ProceduresSkin Diseases, ViralSkin CreamSkin Physiological ProcessesMice, HairlessCarcinoma, Basal CellUltraviolet RaysDermisErythemaAdministration, CutaneousAdministration, TopicalSkin Diseases, ParasiticPapillomaKeratosisWound HealingSunlightSunscreening AgentsFibroblastsHair FollicleRats, Hairless9,10-Dimethyl-1,2-benzanthraceneHairBlister