Dickkopf-1与抗酒石酸酸性磷酸酶5b在类风湿关节炎骨破坏中的意义

被引:13
作者
马晓旭
李春
左瑜
杜燕
郑莉
张学武
机构
[1] 北京大学人民医院风湿免疫科
关键词
关节炎,类风湿; Dickkopf-1蛋白; 抗酒石酸酸性磷酸酶5b; 骨质破坏;
D O I
暂无
中图分类号
R593.22 [类风湿性关节炎];
学科分类号
100201 [内科学];
摘要
目的:研究类风湿关节炎(RA)患者外周血及关节液Dickkopf-1(DKK-1)水平和血清抗酒石酸酸性磷酸酶5b(TRAP5b)活性在骨破坏及骨代谢失衡中的意义。方法:采用酶联免疫吸附法(ELISA)检测230例RA患者、50例骨关节炎(OA)患者及150例健康对照者的血清DKK-1水平、关节液DKK-1浓度及血清TRAP5b的活性浓度,比较各组DKK-1及TRAP5b水平及其与临床相关指标的相关性。结果:(1)RA患者血清DKK-1水平显著高于健康对照组和OA患者组(均P<0.01)。(2)RA关节液DKK-1水平显著高于OA(P<0.01),15例配对血清和关节液DKK-1水平呈显著正相关(r=0.860,P<0.01)。(3)RA骨质疏松组血清TRAP5b活性显著高于非骨质疏松组(P<0.01)。(4)RA患者外周血DKK-1水平及TRAP5b活性均与病程、Sharp评分正相关(P<0.05)。结论:RA患者外周血DKK-1和TRAP5b与局部骨破坏密切相关,可作为骨破坏及骨代谢失衡的评价指标。
引用
收藏
页码:134 / 138
页数:5
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