Skin PigmentationPigmentation DisordersPigmentationMelaninsMelanosomesMelanocytesInflammationHyperpigmentationSkinSunlightMonophenol MonooxygenaseReceptor, Melanocortin, Type 1Eye ColorUltraviolet RaysSkin Physiological PhenomenaCyclic AMP-Dependent Protein Kinase RIalpha SubunitErythemaHypopigmentationChromatophoresAlbinismalpha-MSHMelanophoresVitamin D DeficiencyClofazimineMultiple Endocrine NeoplasiaHair ColorDyskeratosis CongenitaVitiligoAdrenal Cortex DiseasesMyxomaVitamin DSkin NeoplasmsKeratinocytesSkin AgingSkin DiseasesAntiportersEpidermisInflammation MediatorsPigments, BiologicalSyndromeAgouti Signaling ProteinMelanosisAfrican Continental Ancestry GroupEuropean Continental Ancestry GroupCells, CulturedMice, Inbred C57BLPolymorphism, Single NucleotideMutationSelection, GeneticAlbinism, Oculocutaneous