Trichothiodystrophy SyndromesLoose Anagen Hair SyndromeHair DiseasesXeroderma PigmentosumSulfurHairXeroderma Pigmentosum Group D ProteinSyndromeMenkes Kinky Hair SyndromeTranscription Factor TFIIHPhotosensitivity DisordersIchthyosisCockayne SyndromeSulfur CompoundsDNA RepairAging, PrematureUltraviolet RaysDNA HelicasesSulfur DioxideEchinodermataSulfur IsotopesAmino Acids, SulfurHair FolliclePyrimidine DimersTranscription Factors, TFIIDown SyndromeHair Cells, AuditoryMetabolic Syndrome XMutationMustard GasDNA-Binding ProteinsProteinsTranscription FactorsDiabetic KetoacidosisSulfides