Figure 4From: Norartocarpetin from a folk medicine Artocarpus communis plays a melanogenesis inhibitor without cytotoxicity in B16F10 cell and skin irritation in mice Norartocarpetin downregulates the tryosinase-related protein expression. (A) p-CREB, (B) MITF, (C) TYR, (D) TRP-1, (E) TRP-2. The different superscript letters indicate significant difference at p < 0.05 as analyzed by Student’s t test. *Significantly different from control.Back to article page