柴胡皂苷d联合黄芩苷对大鼠脑缺血/再灌注损伤中PARP-1表达的影响

被引:2
作者
董利平
崔玉环
赵宝民
连晶晶
魏玉磊
颜娟
郑茂东
刘占矿
机构
[1] 河北北方学院附属第一医院
关键词
脑缺血/中医药疗法; 动物,实验; 大鼠;
D O I
暂无
中图分类号
R285.5 [中药实验药理];
学科分类号
100806 [中药药理学];
摘要
目的:探讨柴胡皂苷d联合黄芩苷对二磷酸腺苷核糖多聚酶-1(Poly(ADP-ribose)polymerase-1,PARP-1)表达的影响。方法:将健康雄性SD大鼠随机分为正常对照组、假手术组、模型组、PARP-1抑制剂PJ34组、柴胡皂苷d组、黄芩苷组、柴胡皂苷d+黄芩苷组,按再灌注时间点不同分为6h、12h、24h、48h、72h五个亚组;应用修饰酶循环法检测NAD+浓度,定量RT-PCR技术检测PARP-1mRNA表达。结果:模型组NAD+浓度较假手术组明显降低(P<0.01),PARP mRNA表达显著增加(P<0.01),于再灌注24h达高峰;药物干预组NAD+浓度较模型组显著增加(P<0.01),PARP mRNA表达显著降低(P<0.01),并于24h表达最低(P<0.01,P<0.05),且柴胡皂苷d+黄芩苷组效果最为显著(P<0.01)。结论:我们推测柴胡皂苷d联合黄芩苷可能是通过抑制MCAO大鼠PARP-1表达,降低NAD+消耗,实现其对大鼠脑缺血/再灌注损伤的神经保护作用。
引用
收藏
页码:929 / 931
页数:3
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