β细胞与2型糖尿病
向若兰,左 瑾,孟 雁,方福德*
中国医学科学院 中国协和医科大学 基础医学研究所国家医学分子生物学重点实验室,北京 100005

摘 要:摘 要:非胰岛素依赖型糖尿病(non-insulin-dependent diabetes mellitus, NIDDM)的发病机理尚未完全明了,通常认为胰岛素抵抗(insulin resistance, IR)和β细胞功能不全是两个主要因素。肥胖是NIDDM的早期诱因,它同时引起IR和β细胞功能不全。在同样的诱因下,易感人群将很快发展成NIDDM。NIDDM与环境和遗传都密切相关。
关键词β细胞功能不全;脂肪毒性;糖尿病家族史;糖毒性

β-cell and type 2 diabetes
Xiang Ruo-Lan, ZUO Jin, MENG Yan, FANG Fu-De*
National Laboratory of Medical Molecular Biology, Institute of Basic Medical Sciences, CAMS and PUMC, Beijing 100005, China

Abstract: Abstract: The mechanism of non-insulin-dependent diabetes mellitus (NIDDM) remains unclear. It is believed that both β-cell dysfunction and insulin resistance (IR) play critical roles in the NIDDM. Obesity might contribute to not only IR but also β-cell dysfunction during the compensate stage. High-risk population has higher risk for developing NIDDM than the other population. It has been demonstrated that NIDDM are influenced by environmental and genetic factors.
Key words: β-cell dysfunction; lipotoxicity; family history of diabetes; glucotoxicity

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