Figure 1From: Blockade of CNG channels abrogates urethral relaxation induced by soluble guanylate cyclase activationThe presence of L-cis-diltiazem (50 μM) rapidly and effectively inhibited relaxation in arginine-vasopresin (AVP)-precontracted urethral preparations induced by both A) EFS (0.8 ms, 10 Hz, 5 s at 2 min-intervals) and B) guanylate cyclase activation by YC-1 (50 μM).Back to article page