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. 2018 Apr 1;24(2):317–323. doi: 10.5056/jnm17063

Figure 4.

Figure 4

Peak and nadir during electrical field stimulation (EFS) after serial administration of bisacodyl, atropine, N-nitro-L-arginine (L-NNA), MRS2500, and tetrodotoxin (TTX). (A) Peak in the longitudinal muscle. (B) Nadir in the longitudinal muscle. (C) Peak in the circular muscle. (D) Nadir in the circular muscle. The Wilcoxon signed-rank test was used to evaluate the effects of each drug by compare values to the previous one: *P < 0.05 and **P < 0.01.