铃蟾肽(Bombesin)对离体灌流大鼠胃的胃泌素、生长抑制、胰升糖素及胃酸释放的影响
陈名道, Attali J R, Assan R
上海第二医科大学;Hopital Avicenne, Bobigny, France;Hopital Bichat, Paris, France
摘要
2×10~(-8)mol/L铃蟾肽以0.3ml/min速度作动脉内输注, 可刺激胃酸的分泌, 自2.50±0.05×10~(-1)增至5.50±1.50×10~(-1)mEg/min, 但与外源性五肽胃泌素无协同作用。铃蟾肽引起两次性的门脉中胃泌素及生长抑素的释放, 但抑制胰升糖素释放。这三种激素的基础释放率分别为: 胃泌素62±8pg, 生长抑素5.9±1.1ng, 胰升糖素0.40±0.03ng/min; 2×10~(-8)mol/L铃蟾肽以0.3ml/min作动脉内输注, 胃泌素及生长抑素的峰值分别为1000±20pg及12.2±2.0ng/min, 胰升糖素的反应均与铃蟾肽的浓度成正比。图3表1参12
Effects of bombesin on gastrin, somatostatin, glucagon and acid secretion from isolated rat stomach in vitro
Chen Mingdao, Attali J R, Assan R
Shanghai 2d Med. Univ.
Abstract
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引用本文:
陈名道, Attali J R, Assan R. 铃蟾肽(Bombesin)对离体灌流大鼠胃的胃泌素、生长抑制、胰升糖素及胃酸释放的影响[J]. 生理学报 1989; 41 (5): .
Chen Mingdao, Attali J R, Assan R. Effects of bombesin on gastrin, somatostatin, glucagon and acid secretion from isolated rat stomach in vitro. Acta Physiol Sin 1989; 41 (5): (in Chinese with English abstract).