不同糖耐量患者肠促胰素水平变化的研究

Chinese Journal of Clinicians(Electronic Edition)(2012)

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Abstract
目的探讨不同糖耐量患者血清肠促胰素水平的变化。方法选择门诊年龄、性别及体重指数相匹配的进行糖耐量筛查的患者共109例,根据WHO的诊断标准分为对照组、糖耐量减低组及2型糖尿病组,检测空腹及口服葡萄糖耐量试验后各点的血糖、胰高糖素样肽-1(GLP-1)及胃抑素(GIP)的水平。结果 2型糖尿病组及糖耐量减低组空腹及OGTT各点GLP-1水平与对照组相比均有显著差异[空腹:(6.9±1.26)ng/ml,(8.1±3.68)ng/ml vs.(11±2.31)ng/ml;30 min:(9.8±2.12)ng/ml,(10.4±4.08)ng/ml vs.(15.7±2.74)ng/ml;60 min:(8.7±2.01)ng/ml,(10.2±4.02)ng/ml vs.(14.3±2.67)ng/ml;120 min:(8.2±2.03)ng/ml,(9.8±3.91)ng/ml vs.(11.5±2.26)ng/ml(P<0.05)]。2型糖尿病组各点GLP-1水平较糖耐量减低组更低,但无统计学差异。各组空腹及OGTT各点GIP水平无显著差异。结论肠促胰素尤其是GLP-1分泌的缺陷在2型糖尿病早期甚至糖耐量减低阶段就已经存在,可能参与了2型糖尿病的发生发展。
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