Effects of tanshinone Ⅱ-A sullfonate on adhesion molecule expression of endothelial cells and platelets in vitro

被引:9
|
作者
姜开余
阮长耿
顾振纶
周文轩
郭次仪
机构
[1] 江苏省血液研究所苏州医学院血栓与止血研究室
[2] 苏州医学院药理教研室
[3] 香港保健协会
关键词
血管内皮; 丹参酮Ⅱ-A; 血小板; 细胞粘附分子类; 细胞粘附; 脐静脉; HL-60细胞; 流动血细胞计数; 凝;
D O I
暂无
中图分类号
R285.5 [中药实验药理];
学科分类号
1008 ;
摘要
探讨丹参酮ⅡA磺酸钠(Tan)对培养人脐静脉内皮细胞(HUVEC)和人血小板表达粘附分子的影响.方法:用流动血细胞计数仪测定肿瘤坏死因子(TNFα)诱导人脐静脉内皮细胞ICAM1和凝血酶诱导人血小板P选择素的表达.结果:HUVEC经TNFα处理后,明显增加细胞表面ICAM1的表达,增加HL60细胞粘附到内皮细胞表面达加入细胞总数的30%±6%(对照组为46%±07%).在TNFα处理前,用Tan(25-200μmol·L-1)与HUVEC共孵育,则Tan剂量依赖性地抑制TNFα的作用.Tan(25-200μmol·L-1)与人血小板孵育后,可剂量依赖性地抑制凝血酶诱导人血小板表面Pselectin的表达.结论:Tan可抑制内皮细胞和血小板表达粘附分子.
引用
收藏
页码:46 / 49
页数:4
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