Skin PigmentationChromatophoresAmbystoma mexicanumPigmentation DisordersPigmentationMelaninsMelanosomesMelanocytesHyperpigmentationSkinSunlightMonophenol MonooxygenaseReceptor, Melanocortin, Type 1Eye ColorUltraviolet RaysSkin Physiological PhenomenaCyclic AMP-Dependent Protein Kinase RIalpha SubunitHypopigmentationErythemaAlbinismalpha-MSHMelanophoresVitamin D DeficiencyClofazimineMultiple Endocrine NeoplasiaHair ColorDyskeratosis CongenitaVitiligoAdrenal Cortex DiseasesMyxomaVitamin DSkin AgingSkin NeoplasmsAntiportersKeratinocytesSkin DiseasesEpidermisPigments, BiologicalAgouti Signaling ProteinSyndromeMelanosisAfrican Continental Ancestry Group