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A: concentration-response curves to ACh of SFAs in the presence of the NOS inhibitor l-NAME (300 μM). B: NOS-dependent component of ACh dilation (difference with and without l-NAME). C: concentration-response curves to the NO donor SNP. Values are means ± SE; sample size in parentheses. *P < 0.05 vs. OPA; **P < 0.05 for comparison indicated; †P < 0.05 vs. LSED.
