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生长激素/胰岛素样生长因子1与阿尔茨海默病
Growth hormone/insulin-like growth factor 1 and Alzheimer’s disease
【摘要】 生长激素/胰岛素样生长因子-1(GH/IGF-1)轴的合成、分泌、调节及生物学活性与阿尔茨海默病(AD)有密切关系。生长激素(GH)的合成和分泌受生长激素释放激素(GHRH)正向调节。GH/IGF-1轴活性下降导致一系列生理功能变化。GH/IGF-1缺乏可引起衰老及神经退行性变(AD)而导致认知功能的下降,相应激素的补给可以抑制或逆转这种认知障碍。越来越多的证据表明:GH/IGF-1参与AD型痴呆病理过程,对AD有很好的治疗应用前景。本文就生长激素/胰岛素样生长因子1在AD发病中的机理和药理学研究做一综述。
【Abstract】 The synthesis,secretion,regulation and biological activity of the growth hormone (GH)/insulin-like growth factor-1 (IGF-1) play important parts in the development of Alzheimer’s disease (AD).The synthesis and secretion are regulated by the stimulants,the GH-releasing hormone (GHRH).Decrement of the activity of the somatotrophic axis causes a series of changes of physiological functions.The deficiency of GH/IGF-1 results in aging and decline of cognition.Supplementation of the related hormones will protect or reverse the cognitive deficits.The evidence available strongly indicates that GH/IGF-1 therapy in Alzheimer’s dementia may be addressing pathogenic processes.The role of GH/IGF-1 in the development of Alzheimer’s disease and pharma- cological research are reviewed
【Key words】 growth hormone; insulin-like growth factor 1; Alzheimer’s disease;
- 【文献出处】 生命科学 ,Chinese Bulletin of Life Sciences , 编辑部邮箱 ,2007年02期
- 【分类号】R749.1
- 【被引频次】7
- 【下载频次】402