压力性尿失禁患者阴道壁组织中MMP-10、TIMP-3和LN的表达及意义

In: 山东医药 · 2009 · vol. 49(46) , pp. 16–17 · W1023174062
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Abstract

目的观察女性压力性尿失禁(SUI)患者阴道壁组织中基质金属蛋白酶-10(MMP-10)及其抑制剂-3(TIMP-3)和层粘连蛋白(LN)的表达变化,并探讨其意义。方法随机选取40例有完整随访资料的女性SUI患者为SUI组,选取同期30例无压力性尿失禁和盆腔脏器脱垂(POP)的良性妇科病手术患者为对照组,均于术中取患者阴道壁结缔组织,采用免疫组化法检测其中的MMP-10、TIMP-3及LN。结果SUI组MMP-10的表达较对照组明显升高,TIMP-3和LN的表达较对照组明显下降(P〈0.05)。SUI组MMP-10与TIMP-3、LN的表达分别呈负相关(r分别为-0.494、-0.459,P均〈0.05);TIMP-3与LN的表达呈正相关(r=0.946,P〈0.05)。结论SUI中MMP-10升高及TIMP-3和LN的下降,使胶原代谢活跃,对胶原纤维的降解明显增强。联合检测阴道壁组织中的MMP-10、TIMP-3和LN有助于SUI的诊疗。

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