Figure 6.
Effects of KMUP-1, theophylline, milrinone, rolipram and zaprinast (100 μM) on cyclic AMP and GMP levels in guinea-pig cultured tracheal smooth muscle cells. Each value represents the mean±s.e.m. of three independent experiments. *P<0.05 as compared with the basal value, ANOVA followed by Dunnett's test.