Brief Articles
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Sep 7, 2009; 15(33): 4163-4169
Published online Sep 7, 2009. doi: 10.3748/wjg.15.4163
Table 2 Stimulation index at different concentrations of fentanyl and naloxone (mean ± SD, n = 12)
FentanylFentanyl + 0.1μg/mL naloxoneFentanyl + 1μg/mL naloxone
Control (0 ng/mL)2.01 ± 0.212.02 ± 0.212.02 ± 0.21
I (0.3 ng/mL)2.17 ± 0.362.07 ± 0.352.08 ± 0.26
II (3 ng/mL)2.04 ± 0.261.95 ± 0.231.99 ± 0.34
III (30 ng/mL)1.89 ± 0.161.89 ± 0.192.08 ± 0.27
Naloxone1.97 ± 0.292.04 ± 0.28