Verapamil diminished just the norepinephrine or urotensin II induced contraction in the presence of extracellular Ca2+, with little if any change inside the contraction in Ca2+-free buffer. The urotensin I induced leisure reaction in aortic strips contracted by 40 mM KCl was enhanced by pretreatment with papaverine or forskolin. Pretreatment https://richardc433rdo6.mappywiki.com/user