The Vasorelaxant Effect of p-Cymene in Rat Aorta Involves Potassium Channels

Figure 5

Relaxant effect of p-cymene on the isolated rat aortic rings without endothelium, contracted by phenylephrine, in the absence (□) and presence of TEA 1 mM (▲), TEA 10 mM (△), or 4-AP 3 mM (▼).