性激素与内脏型肥胖及胰岛素抵抗

被引:14
作者
杨治芳
毛季萍
机构
[1] 中南大学湘雅二医院代谢内分泌研究所
[2] 中南大学湘雅二医院代谢内分泌研究所 长沙
[3] 长沙
关键词
性激素; 胰岛素抵抗; 内脏型肥胖; 激素替代治疗;
D O I
暂无
中图分类号
R589.2 [脂肪代谢障碍];
学科分类号
1002 ; 100201 ;
摘要
女性相对雄激素水平升高,成年男性睾酮水平降低均可引起胰岛素抵抗(IR)。性激素通过影响胰岛素和受体的结合减少葡萄糖转运体4(GLUT4)的蛋白表达及细胞内胰岛素受体底物(IRS)-1、IRS-2和磷脂酰肌醇3激酶(PI-3K)的P85α亚单位含量,降低蛋白激酶B活性等使GLUT4的血浆跨膜转位减少。内脏型肥胖与性激素变化引起的IR有一定关系。短期性激素替代治疗或应用脱氢表雄酮可改善IR。
引用
收藏
页码:18 / 20
页数:3
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