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Dose response relations to cumulative additions of the α2-receptor agonist clonidine in arterioles from the soleus, gastrocnemius (Gast)Red, and GastWhite muscle. A: % vasoconstriction to cumulative doses of clonidine with the endothelium intact. B: % vasoconstriction to cumulative doses of clonidine with the endothelium removed. *P < 0.05 vs. GastWhite; †P < 0.05 vs. soleus.
