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高糖对系膜细胞基质金属蛋白酶的影响 被引量:4

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摘要 系膜区基质积聚是糖尿病肾病的病理特征之一,它主要由于基质合成与降解通路的精细平衡失调。近年来研究发现高糖能通过对系膜细胞基质金属蛋白酶类(MMPs)基因转录、活化及抑制等三方面复杂的调控而降低其基质降解活性,调控过程可能由转化生长因子(TGF)-β、胰岛素样生长因子(IGF)-1和基质糖化等介导。系膜细胞MMPs活性下降致系膜区基质降解减少可能是引起系膜区基质积聚导致糖尿病肾病的重要原因之一。
作者 孙蔚 高鑫
出处 《国外医学(内分泌学分册)》 2003年第5期319-321,共3页 Foreign Medical Sciences(Section of Endocrinology)
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