ECM	Extracellular matrix
HA	Hyaluronic acid
ROS	Reactive oxygen species
TRP	Tyrosinase-related protein
MITF	Microphthalmia-associated transcription factor
cAMP	Adenosine 3’,5’-cyclic monophosphate (cyclic AMP)
CREB	cAMP response element-binding
ERK	Extracellular receptor kinase
ASP	Agonist stimulating protein
SCF	Stem cell factor
Wnt	Wingless-related integration site
MC1R	Melanocortin 1 receptor
α-MSH	α-Melanocyte-stimulating hormone
MAPK	Mitogen-activated protein kinase
MMP	Matrix metalloproteinase
NF-κB	Nuclear factor kappa-light-chain-enhancer of activated B cells
AP-1	Activator protein 1
IL-12 and IL-8	Interleukin 12
TLR2	Toll-like receptor 2
MAA	Mycosporine-like amino acid
PUFA	Polyunsaturated fatty acid