慢性阻塞性肺病患者血清对氧磷酶水平与全身炎症反应的关系

被引:6
作者
张扬帆
刘晓菊
包海荣
张艺
机构
[1] 兰州大学第一医院老年呼吸科
关键词
对氧磷酶; 慢性阻塞性肺病; 全身炎症; 氧化应激;
D O I
暂无
中图分类号
R563.9 [其他];
学科分类号
摘要
目的探讨慢性阻塞性肺病急性加重(AECOPD)患者血清对氧磷酶(PON1)、氧化应激与全身炎症之间的关系。方法采用乙酸苯酯法检测40例AECOPD患者和30例正常对照者血清PON1活性;改良Hafeman法检测血清谷胱甘肽过氧化物酶(GSH-Px)活性;比色法测定总抗氧化能力(TAC);硫代巴比妥酸显色法测定丙二醛(MDA);放射免疫法测定血清IL-6和IL-8水平;免疫投射比浊法测定血清C反应蛋白(CRP)含量。结果AECOPD患者血清PON1活性(95.03±57.4)U/ml显著低于对照组(136.0±60.5)U/ml,GSH-Px活性(128.46±28.27)U/ml低于对照组(186.60±39.50)U/ml(P<0.05),血清MDA(6.25±0.87)nmol/ml显著高于对照组(3.65±0.54)nmol/ml(P<0.01),血清TAC(9.86±3.19)nU/ml明显低于对照组(18.42±8.23)nU/ml(P<0.01);IL-6(64.86±20.27)pg/ml、CRP(9.23±4.58)mg/L显著高于对照组(46.32±12.25)pg/ml、(3.34±1.29)mg/L(均P<0.01);IL-8(2.63±0.75)ng/ml高于对照组(1.82±0.67)ng/ml(P<0.05);PON1活性与IL-8呈显著负相关(r=-0.589,P<0.01),与FEV1%呈正相关(r=0.434,P<0.05),GSH-Px活性与IL-6呈负相关(r=-0.362,P<0.05),MDA与CRP呈显著正相关(r=0.512,P<0.01),与FEV1%呈显著负相关(r=-0.800,P<0.01),TAC与IL-6呈显著负相关(r=-0.573,P<0.01),与FEV1%呈正相关(r=0.357,P<0.05)。结论AECOPD患者血清PON1活性明显降低,且与FEV1%存在正相关,AECOPD患者存在氧化应激并与全身炎症之间密切相关。
引用
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页码:899 / 901
页数:3
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