共 6 条
外周血单个核细胞NADPH氧化酶活性及表达与颈动脉硬化的关系研究
被引:12
作者:

张婧
论文数: 0 引用数: 0
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机构: 第四军医大学西京医院老年病科

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黄秀清
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机构: 第四军医大学西京医院老年病科

黎健
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h-index: 0
机构: 第四军医大学西京医院老年病科

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机构:
[1] 第四军医大学西京医院老年病科
来源:
关键词:
颈动脉内-中膜厚度;
动脉粥样硬化;
NADPH氧化酶;
丙二醛;
氧化应激;
D O I:
暂无
中图分类号:
R543.5 [动脉疾病];
学科分类号:
100201 [内科学];
摘要:
目的探讨外周血单个核细胞(mononuclearcells)NADPH氧化酶(NADPH oxidase)活性及表达与颈动脉硬化的关系。方法采用高频超声测定入选者颈动脉内-中膜厚度(carotidintima-media thickness,IMT),分为IMT正常组(n=28)及IMT增高组(n=32),记录年龄、血压、血糖及血脂各参数,以血清丙二醛(malondialdehyde,MDA)和蛋白羰基化水平比较两组氧化应激(oxidative stress)状态,并用RT-PCR检测NADPH氧化酶核心酶NOX2表达,间接免疫荧光方法检测其活性。结果颈动脉硬化组血清丙二醛增高(P<0.05),蛋白羰基化水平高(P<0.05),NOX2亚单位表达高(P<0.05)。结论单个核细胞NADPH氧化酶活性与动脉硬化发生发展有密切关系,氧化应激促进动脉硬化(atherosclerosis,AS)。
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页码:146 / 149
页数:4
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