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康莱特对HepG2细胞凋亡及其Caspase-3和Survivin表达影响
引用本文:金鑫,姚良苹,卢云,李昌生.康莱特对HepG2细胞凋亡及其Caspase-3和Survivin表达影响[J].康复与疗养杂志,2012(1):1-3.
作者姓名:金鑫  姚良苹  卢云  李昌生
作者单位:[1]枣庄矿业集团中心医院普外科,山东枣庄277011 [2]青岛大学医学院附属医院肝胆外科 ,山东枣庄277011 [3]潍坊寿光市人民医院,山东枣庄277011
基金项目:山东省优秀中青年科学家科研奖励基金资助项目(2006BS03039)
摘    要:目的观察康莱特注射液对HepG2肝癌细胞凋亡及半胱氨酸天冬氨酸蛋白酶-3(Caspase-3)和存活素(Survivin)表达的影响,并初步探讨其作用机制。方法分别采用体积分数0.005、0.010、0.015、0.020的康莱特体外培养HepG2细胞。采用MTT法检测HepG2细胞抑制率,流式细胞仪检测HepG2凋亡情况以及Caspase-3和Survivin表达的变化。结果康莱特能明显抑制HepG2肝癌细胞生长,且呈时间和浓度依赖性。康莱特组中Caspase-3、Survivin蛋白的表达与对照组比较,差异有显著性(P〈0.01)。结论康莱特可抑制HepG2肝癌细胞增殖,并可通过提高Caspase-3蛋白表达和降低Survivin蛋白表达诱导HepG2肝癌细胞凋亡。

关 键 词:康莱特  HepG2细胞  细胞凋亡  半胱氨酸天冬氨酸蛋白酶3  Survivin

EFFECTS OF KANGLAITE INJECTION ON APOPTOSIS OF HEPG2 CELLS AND EXPRESSIONS OF CASPASE-3 AND SURVIVIN
Authors:JIN Xin  YAO Liangping  LU Yun  LI Changsheng
Institution:(Department of General Surgery,The Central Hospital of Zaozhuang Coal Mining Group,Zaozhuang 277011,China)
Abstract:Objective To investigate the effects of Kanglaite injection(KLT) on apoptosis of hepatoma carcinoma cell HepG2(HepG2),expressions of Caspase-3 and Survivin,and discuss their mechanisms.Methods HepG2 cells were cultured in vitro with different concentrations of KLT(0.005,0.010,0.015,and 0.020),cell inhibition rate was detected by MTT method,and apoptosis of HepG2,expressions of Caspase-3 and Survivin were determined by using flow cytometry.Results KLT obviously inhibited the growth of HepG2,manifesting time-and concentration-dependent.In KLT group,the differences of expressions of Caspase-3 and Survivin were significant versus the control group(P0.01).Conclusion KLT can inhibit HepG2 cell multiplication,and induce apoptosis of HepG2 by increasing expression Caspase-3 and decreasing the expression of Survivin.
Keywords:Kanglaite  HepG2 cell  apoptosis  Caspase 3  Survivin
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