肿瘤坏死因子-α与胰岛素抵抗和2型糖尿病

被引:11
作者
张静漪
刘树琴
机构
[1] 安徽医科大学第一附属医院内分泌科
关键词
肿瘤坏死因子α; 胰岛素抵抗; 2型糖尿病;
D O I
暂无
中图分类号
R587.1 [糖尿病];
学科分类号
摘要
近年大量证据表明肿瘤坏死因子-α(TNF-α)参与了胰岛素抵抗的发生,并在与肥胖相关的2型糖尿病胰岛素抵抗的发生中起重要作用。TNF-α致胰岛素抵抗的主要机制有:(1)直接作用于胰岛素信号转导系统,减少酪氨酸磷酸化。(2)降低葡萄糖转运子4的表达及转运从而减弱胰岛素的作用。(3)与过氧化物酶体增殖物激活受体γ相互拮抗,负性调节与胰岛素敏感性有关的核转录因子。(4)通过促脂解作用介导游离脂肪酸增加。
引用
收藏
页码:175 / 177
页数:3
相关论文
共 5 条
[1]  
Inhibitory effect of ceramide on insulin-induced protein kinase C[zeta] translocation in rat adipocytes[J] . Atsushi Miura,Kazuo Kajita,Masayoshi Ishizawa,Yoshinori Kanoh,Yasunori Kawai,Yoshiyuki Natsume,Hiroya Sakuma,Yoritsuna Yamamoto,Keigo Yasuda,Tatsuo Ishizuka.Metabolism . 2003 (1)
[2]   Lower rate of tumor necrosis factor-α-863A allele and higher concentration of tumor necrosis factor-α receptor 2 in first-degree relatives of subjects with type 2 diabetes [J].
Costa, A ;
Fernández-Real, JM ;
Vendrell, J ;
Broch, M ;
Casamitjana, R ;
Ricart, W ;
Conget, I .
METABOLISM-CLINICAL AND EXPERIMENTAL, 2003, 52 (08) :1068-1071
[3]   Inhibition of ceramide production reverses TNF-induced insulin resistance [J].
Grigsby, RJ ;
Dobrowsky, RT .
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 2001, 287 (05) :1121-1124
[4]   Potential role of TNF-α in the pathogenesis of insulin resistance and type 2 diabetes [J].
Moller, DE .
TRENDS IN ENDOCRINOLOGY AND METABOLISM, 2000, 11 (06) :212-217
[5]  
Tumor Necrosis Factor-α-Induced Insulin Resistance in Adipocytes (44471)[J] . Chen Qi,Phillip H. Pekala.Experimental Biology and Medicine . 2000 (2)