Paraoxon Attenuates Vascular Smooth Muscle Contraction through Inhibiting Ca²⁺ Influx in the Rabbit Thoracic Aorta

Figure 2

Time course of vasodilation induced by 30𝜇M paraoxon in thoracic aortic rings precontracted by 1 𝜇M Phe (a) or 80 mM KCl (b). Data are expressed as means ± SEM (𝑛=8). ^⋆𝑃<.05 and ^⋆⋆𝑃<.01, compared with vehicle group. ^#𝑃<.05, compared with time of zero.

(a)

(b)