Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Mar 7, 2013; 19(9): 1444-1450
Published online Mar 7, 2013. doi: 10.3748/wjg.v19.i9.1444
Figure 4
Figure 4 Typical trace of thienorphine, buprenorphine, naloxone and morphine on guinea-pig ileum. A: Spontaneous movement of the guinea-pig ileum without chemical; B: The basal tonus decreased after buprenorphine (10.0 μmol/L) treatment; C: The basal tonus decreased after thienorphine (10.0 μmol/L) treatment; D: Spontaneous movement increased after naloxone (0.5 mmol/L) treatment; E: The basal tonus and spontaneous movement increased after morphine (1.6 mmol/L) treatment. The arrow indicates the addition of chemicals. Con: Control; Thie: Thienorphine; Bup: Buprenorphine; Mor: Morphine; NLX: Naloxone.