Radiation DosageSamariumUltraviolet RaysDose-Response Relationship, RadiationSunlightSunscreening AgentsSunburnRadiation EffectsErythemaSkin PigmentationNeoplasms, Radiation-InducedUltraviolet TherapyRadiation InjuriesSkinSkin NeoplasmsPUVA TherapyRadiation, IonizingRadiation TolerancePyrimidine DimersMice, HairlessIncandescenceMelanocytesRadiation Injuries, ExperimentalRadiationRadiation GeneticsMethoxsalenSunbathingDNA DamageAcetoxyacetylaminofluoreneMelaninsUrocanic AcidPhotosensitivity DisordersDNA RepairRadiation ProtectionRadiation MonitoringSkin AgingCarcinoma, Basal CellKeratinocytesProtective ClothingDermatitis, PhotoallergicSun Protection FactorSpectrophotometry, UltravioletMelanomaDermatitis, ContactHair ColorEye Protective DevicesFilm DosimetryCiliophoraReceptor, Melanocortin, Type 1Receptors, MelanocortinEnvironmental ExposureXeroderma PigmentosumOzoneEpidermisAnthralinRadiation OncologyMutationGene DosageReceptors, CorticotropinCataractTime FactorsCosmic RadiationDosage Compensation, GeneticPterygiumKeratosisLens, CrystallineCell SurvivalGamma RaysAir MicrobiologySeasonsRadiation PneumonitisEyePhotochemistrySkin Physiological PhenomenaThymineDeoxyribodipyrimidine Photo-LyaseMice, Inbred C3HMicrococcusArsenitesDNACells, CulturedPsoriasisVitamin Dalpha-MSHAdministration, TopicalMelanosomesBackground RadiationPhotolysisRadiotherapyImmunosuppressionDosage FormsTumor Suppressor Protein p53LightMicroscopy, UltravioletCell LineRadiometryApoptosisScattering, RadiationHypersensitivity, DelayedRadiotherapy Dosage