Ultraviolet RaysLightRadiation EffectsUltraviolet TherapyRadiation GeneticsMicroscopy, UltravioletDose-Response Relationship, RadiationPUVA TherapySpectrophotometry, UltravioletMethoxsalenDNA RepairSunscreening AgentsErythemaSunlightPyrimidine DimersPhotochemistryPhotosensitivity DisordersThymineSkinXeroderma PigmentosumPsoralensPhotolysisMutationDNA DamageSunburnSkin NeoplasmsDNAEscherichia coliEye Protective DevicesMice, HairlessDarknessGenetics, MicrobialNeoplasms, Radiation-InducedMyosin Light ChainsSkin AgingTrioxsalenFicusinMethyl MethanesulfonateDNA, BacterialKeratinocytesMitomycinsDNA ReplicationTime FactorsPhotosensitizing AgentsKineticsCell LineFluorescenceLysogenyFibroblastsMolecular Sequence DataCell SurvivalCondimentsCells, CulturedThymidineTritiumAffinity LabelsCentrifugation, Density GradientLight Signal TransductionColiphagesWettabilityMutagensDermatitis, ContactEpidermisBase SequenceBacteriophagesLasersAcridinesSkin PigmentationProkaryotic Initiation Factor-1X-RaysDeoxyribodipyrimidine Photo-LyaseCobalt RadioisotopesParabiosisDeoxyribonucleasesEndonucleasesRecombination, GeneticCockayne SyndromeAzidesHydroxyureaMicroscopy, ElectronCuring Lights, DentalGenesGamma RaysHot TemperatureAlkylating AgentsAgarMolecular WeightBacillus megateriumScattering, RadiationTemperatureCaffeineLangerhans CellsCulture MediaColorPityriasisRNA, MessengerAmino Acid SequenceLens, CrystallineCricetinaeChromatography, High Pressure Liquid