Pigmentation DisordersHyperpigmentationSkin PigmentationVitiligoMelaninsPigmentationMelanosisMelanocytesMelanosomesMonophenol MonooxygenaseSkinLentigoHypopigmentationErythemaSunlightFacial DermatosesReceptor, Melanocortin, Type 1Cafe-au-Lait SpotsBleaching AgentsSkin DiseasesUltraviolet RaysEye ColorDermatitis, PhototoxicNevus of OtaSkin Physiological PhenomenaTinea VersicolorCyclic AMP-Dependent Protein Kinase RIalpha SubunitAcne VulgarisAcanthosis NigricansChromatophoresFlatfishesAlbinism