Figure 3.

Time course of inhibition of MAO B by 2 (10 nM, blue line), safinamide (10 nM, red line), and pargyline (100 nM, green line): left, no preincubation; right, 1 h preincubation with enzyme. Data points represent the absorbance of 4-hydroxyquinoline at 316 nm (n = 3; mean ± SD).