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葡萄糖酸铬对大鼠肥胖基因表达的影响及其与生长激素的关系
引用本文:张薇,孙长颢,张毅,韩晶,于春援,刘志芳. 葡萄糖酸铬对大鼠肥胖基因表达的影响及其与生长激素的关系[J]. 中国公共卫生, 2001, 17(9): 804-806
作者姓名:张薇  孙长颢  张毅  韩晶  于春援  刘志芳
作者单位:1. 哈尔滨医科大学公共卫生学院营养与食品卫生学教研室,
2. 海军大院门诊部
3. 哈尔滨医科大学第一临床医学院检验科
基金项目:本课题为国家自然科学基金资助项目(编号:39670638)
摘    要:目的研究葡萄糖酸铬对肥胖基因表达的影响及其生长激素的关系.方法将80只大鼠按体重随机分为8组,分别为基础饲料对照组,基础饲料实验组(不同剂量的葡萄糖酸铬),高脂饲料对照组,高脂饲料实验组(不同剂量的葡萄糖酸格),每周称重1次,并于第8周末断头取血,用放射免疫的方法分别检测血清中的瘦素及生长激素,同时称取大鼠的肝,脾,肾和睾丸,计算脏/体比值.结果表明葡萄糖酸铬对大鼠体重影响不大,但可改善饮食诱导的“Leptin抵抗”的现象,并可促进生长激素的分泌.

关 键 词:葡萄糖酸铬  瘦素  生长激素  大鼠
文章编号:1001-0580(2001)09-0804-03
修稿时间:2000-06-09

Effect of Glucose Acid Chromium on the Expression of Obese Gene and its Relationship to Growth Hormone
ZHANG Wei,et al.. Effect of Glucose Acid Chromium on the Expression of Obese Gene and its Relationship to Growth Hormone[J]. Chinese Journal of Public Health, 2001, 17(9): 804-806
Authors:ZHANG Wei  et al.
Affiliation:ZHANG Wei,et al.Department of Nutrition and Food Hygiene,School of Public Health,Harbin Medical University
Abstract:Objective To observe the effect of glucose acid chromium on rat body weight,level of serum leptin and serum growth hormone.Methods Eight groups of rats were randomly fed with different diets(basal diet, high-fat diet),different levels of glucose acid chromium for 8 weeks.All rats were weighed once a week.At the end of the experiment,all animals were decapitalized and their blood samples were taken and the concentration of serum leptin and growth hormone were tested by RIA method.In the meantime ,the liver, the spleen, the kidneys and the testis were isolated and weighed ,the ratio of internal organs to the body weight were calculated.Results Glucose acid chromium can cause weight loss slightly, improve the phenomenon of diet incduced "Leptin resistance",increase the secretion of growth hormone.
Keywords:glucose acid chromium  leptin  growth hormone (GH)  rat  
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