PUVA TherapyPhotopheresisEczemaMethoxsalenPhotochemotherapyFicusinPsoralensAnthralinUltraviolet TherapyUltraviolet RaysExtracorporeal CirculationHematoporphyrinsPhototherapyPsoriasisPhotosensitizing AgentsLymphoma, T-Cell, CutaneousDermatitis, AtopicHand DermatosesGraft vs Host DiseaseCross-Linking ReagentsKaposi Varicelliform EruptionSpectrophotometry, UltravioletPhotochemistryDermatitis, PhototoxicErythemaDNA RepairRadiation EffectsAmmiPsoraleaUmbelliferonesEmollientsSkinDose-Response Relationship, RadiationDNADNA DamageDNA AdductsMice, HairlessDermatologic AgentsRhinitis, Allergic, SeasonalSunscreening AgentsCoumarinsSkin NeoplasmsNucleic Acid ConformationRhinitisSunlightPyrimidine DimersMicroscopy, UltravioletBlotting, SouthwesternBase Sequence