Agouti Signaling ProteinMelanomaHair ColorMelanoma, ExperimentalSkin NeoplasmsReceptors, MelanocortinReceptors, CorticotropinPigmentationUveal NeoplasmsReceptor, Melanocortin, Type 1Agouti-Related ProteinMelanoma, Amelanoticalpha-MSHIntercellular Signaling Peptides and ProteinsMelaninsgp100 Melanoma AntigenMonophenol MonooxygenaseChoroid NeoplasmsNevus, PigmentedSkin PigmentationMelanocyte-Stimulating HormonesMART-1 AntigenProto-Oncogene Proteins B-rafMelanoma-Specific AntigensCell Line, TumorProteinsAntigens, NeoplasmDysplastic Nevus SyndromeGenes, Intracisternal A-ParticleTumor Cells, CulturedMice, Inbred C57BLNeoplasm MetastasisMelanosisRats, Inbred LECMelanophores