Table 2.
EC50-values of K+ (mM) in aorta (n = 4), carotid artery (n = 6), femoral artery (n = 6), and mesenteric artery (n = 5) segments in the presence and absence of basal NO release (inhibited with 300 μM L-NAME).
| Artery | eNOS active | eNOS inhibited | ||
|---|---|---|---|---|
| Aorta | 31.3 ± 1.4 | 23.9 ± 1.1 | ### | |
| Carotid artery | 33.9 ± 0.6 | 25.4 ± 0.6 | ### | |
| Femoral artery | 24.5 ± 0.7 | ***, $$$ | 25.3 ± 0.6 | |
| Mesenteric artery | 26.5 ± 1.0 | *, $$$ | 28.0 ± 0.6 | ** |
*, **, ***
P < 0.05, 0.01, 0.001 vs. aorta;
$$$P < 0.001 vs. carotid artery; ###P < 0.001 eNOS inhibited vs. eNOS active.