Xeroderma PigmentosumXeroderma Pigmentosum Group A ProteinXeroderma Pigmentosum Group D ProteinUltraviolet RaysDNA RepairCockayne SyndromePyrimidine DimersDNA DamageEndonucleasesTrichothiodystrophy SyndromesTranscription Factor TFIIHHair DiseasesDNA-Binding ProteinsFibroblastsPhotosensitivity DisordersAcetoxyacetylaminofluoreneSkin NeoplasmsGenetic Complementation TestDNADNA HelicasesDNA Replication4-Nitroquinoline-1-oxideDose-Response Relationship, RadiationMutationCell LineDNA-Directed DNA PolymeraseTranscription Factors, TFIIAnthramycinPsoralensCarcinoma, Basal CellIchthyosisMolecular Sequence DataDNA Repair EnzymesSunburnCell Line, TransformedAtaxia TelangiectasiaDwarfismCells, CulturedSkinBase SequenceApurinic AcidMelanosisHeLa CellsRadiation GeneticsUveal DiseasesSkin Diseases, GeneticHeredodegenerative Disorders, Nervous SystemNeoplasms, Radiation-InducedAfrica, NorthernHypoxanthine PhosphoribosyltransferaseCell SurvivalReplication Protein ATranscription FactorsHeterozygoteRadiation ToleranceRadiation EffectsSimian virus 40DNA AdductsFrameshift MutationEndodeoxyribonucleasesProgeriaTranscription, GeneticGenes, SuppressorCell ExtractsPlasmidsProteinsMutagenesisNuclear Proteins