基质金属蛋白酶与支气管哮喘气道重塑

被引:1
作者
叶新民 [1 ,2 ]
钟南山 [3 ]
机构
[1] 南京儿童医院呼吸科
[2] 广州医学院
[3] 广州医学院第一附属医院 广州呼吸疾病研究所
关键词
基质金属蛋白酶; 哮喘; 气道重塑;
D O I
暂无
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
气道炎症和重塑是支气管哮喘(简称哮喘)的主要特征。细胞外基质(extracellular matrix,ECM)的降解和沉积失衡是导致呼吸道壁结构异常构建的重要原因,而基质金属蛋白酶(matrixmetalloproteinases,MMP)则是调节ECM代谢的主要限速酶。各种MMP及其抑制剂之间可以互相调节,也可作用于细胞因子等多种炎症因子,以增强或减弱其生物学效应。气道重塑的过程也是MMP在气道壁沉积的过程,因此对MMP及其抑制剂的深入研究,对哮喘炎症及气道重塑机制的进一步明确有着重要意义。本文着重就MMP的生物学特性以及它们在哮喘气道重塑中所起的作用进行综述。
引用
收藏
页码:672 / 676
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