Fig. 4. Effect of proton pump inhibitors. Ax-2 cells were preincubated with (A) 5 µmoll^-1 or (B) 10 µmoll^-1 DES, and (C) 5 µmoll^-1 or (D) 10 µmoll^-1 miconazole, prior to 2-D culturing. Photographs were taken at t=30 min (A,B) and t=10 min (C,D). Scale bar, 200 mm.