Verapamil minimized just the norepinephrine or urotensin II induced contraction inside the presence of extracellular Ca2+, with little or no alter from the contraction in Ca2+-free buffer. The urotensin I induced peace reaction in aortic strips contracted by 40 mM KCl was enhanced by pretreatment with papaverine or forskolin. Pretreatment https://nicki809wzp3.wikitron.com/user