| AC | adenylate cyclase |
| ACTH | adrenocorticotrophic hormone |
| CREB | cAMP-responsive element-binding protein |
| HPLC | high performance liquid chromatography |
| ITAo | individual topology angle |
| MC1R | melanocortin 1 receptor |
| MITF | microphthalmia-associated transcription factor |
| MSH | melanocyte-stimulating hormone |
| PKA | protein kinase A |
| SD | standard deviation |
| TYR | tyrosinase |
| UV | ultraviolet |