Figure 3.

Michaelis–Menten (a) and Lineweaver–Burk (b) plot for inhibition of tyrosinase in the presence of DIBOA and verbascoside on tyrosinase with different substrate L-DOPA concentrations (1, 2.5, 5, 7.5, and 10 mM). Data are reported as mean ± SEM of n = 3 experiments.