KeratinocytesSkinUltraviolet RaysEpidermisMelanocytesCells, CulturedSkin NeoplasmsSkin AgingDose-Response Relationship, RadiationSkin Physiological PhenomenaSkin, ArtificialKeratinsDermisSkin DiseasesPsoriasisWound HealingSkin PigmentationMice, HairlessCell DifferentiationRNA, MessengerCell LineCell Line, TransformedKeratin-10DermatitisOncogene Proteins, ViralCell DivisionPapillomavirus E7 ProteinsGene Expression RegulationGene ExpressionPapillomaviridaeSkin AbsorptionApoptosisSunlightKeratin-14Cell SurvivalSignal TransductionHair FolliclePyrimidine DimersMelaninsForeskinCell ProliferationTransglutaminasesDNA DamageKeratin-1CysteamineBlisterAdministration, TopicalSkin TransplantationOxidative StressNon-Fibrillar CollagensImmunohistochemistryBase SequenceSkin TestsPemphigusbeta-DefensinsMelanosomesDesmosomesUp-RegulationDose-Response Relationship, DrugDNAErythemaHydrogen PeroxideProtein PrecursorsHuman papillomavirus 16Carcinoma, Squamous CellMicroscopy, FluorescenceTransfectionModels, BiologicalCell MovementArsenitesPromoter Regions, GeneticMelanomaReactive Oxygen SpeciesLangerhans CellsCarcinoma, Basal CellTumor Suppressor Protein p53Urocanic AcidFibroblast Growth Factor 7Pemphigoid, BullousSebaceous GlandsCell AdhesionMolecular Sequence DataPhotosensitizing AgentsCalciumReverse Transcriptase Polymerase Chain ReactionDesmoglein 3Blotting, WesternPhosphorylationTime FactorsCell Transformation, NeoplasticDNA PrimersDermatitis, AtopicTetradecanoylphorbol AcetateTranscription, GeneticMatrix Metalloproteinase 1DNA-Binding ProteinsTranscription Factor AP-1Down-RegulationCell Transformation, ViralOrgan Culture Techniques