PDTC抑制NF-κB表达对兔蛛网膜下隙出血后脑血管重构的影响

被引:7
作者
张建忠 [1 ]
金海加 [2 ]
龙连圣 [1 ]
辛志成 [1 ]
李夏良 [1 ]
蒋超超 [1 ]
周政 [3 ]
机构
[1] 解放军医院神经外科
[2] 武警浙江嘉兴医院神经内科
[3] 第三军医大学新桥医院神经外科
关键词
蛛网膜下隙出血; 血管平滑肌; NF-κB; 吡咯烷二硫代氨基甲酸盐;
D O I
暂无
中图分类号
R743.35 [蛛网膜下腔出血];
学科分类号
100204 [神经病学];
摘要
目的观察兔蛛网膜下隙出血模型基底动脉核因子κB(NF-κB)的表达及其对脑血管重构的影响。方法 16只雄性新西兰大白兔随机分为SAH组和吡咯烷二硫代氨基甲酸盐(PDTC)组,各8只。SAH组枕大池二次穿刺并注入自体动脉血造模,PDTC组在SAH后应用PDTC注入枕大池进行干预。模型制作完成后7 d处死动物,取其基底动脉测量平滑肌厚度。免疫组化法及蛋白质印迹法检测基底动脉中NF-κB、增殖细胞核抗原(PCNA)蛋白的表达。结果与SAH组相比,PDTC干预后,基底动脉中NF-κB与PCNA蛋白表达减少,平滑肌厚度变薄,与SAH组比较差异有统计学意义(P<0.05)。结论 PDTC可通过抑制NF-κB的激活减轻SAH后脑血管壁平滑肌增殖性改变。
引用
收藏
页码:505 / 508
页数:4
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