Mitogen-activated protein kinase (MAPK) and Wnt signaling pathways are critical for melanocyte development and melanogenesis and could be novel therapeutic targets for modulating melanin synthesis.
BBPH, bear bile powder high dose; BBPL, bear bile powder low dose; DSS, dextran sulfate sodium; NC, normal control; 5-ASA, 5-Amino salicylic acid. Ulcerative colitis (UC) is a chronic autoimmune ...