Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Dose response relations to cumulative additions of the α1-receptor agonist phenylephrine in arterioles from the soleus, GastRed and GastWhite muscle. A: % vasoconstriction to cumulative doses of phenylephrine with the endothelium intact. B: % vasoconstriction to cumulative doses of phenylephrine with the endothelium removed. *P < 0.05 vs. vessel responses from GastRed and GastWhite.
