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sCD40L联合长春瑞滨对肺腺癌A549细胞的作用
引用本文:刘珊,陈波,李燕,赵卫红,吴剑卿. sCD40L联合长春瑞滨对肺腺癌A549细胞的作用[J]. 中国肺癌杂志, 2010, 13(7). DOI: 10.3779/j.issn.1009-3419.2010.07.06
作者姓名:刘珊  陈波  李燕  赵卫红  吴剑卿
作者单位:南京医科大学第一附属医院老年呼吸科,南京,210029
基金项目:国家自然科学基金,江苏省卫生厅医学科技发展基金,江苏省"兴卫工程"医学重点人才基金 
摘    要:背景与目的 CD40信号对肿瘤细胞化疗敏感性的影响存在争议.本研究旨在观察可溶性CD40配体(sCD40L)联合长春瑞滨对肺腺癌A549细胞的作用.方法 以sCD40L处理AS49细胞,MTT法和流式细胞仪检测CD40激发前后长春瑞滨作用下A549细胞的生长、细胞周期及凋亡率等生物学行为的变化,同时用Caspase-3检测试剂盒分析Caspase-3活性的改变.结果 sCD40L对CD40分子的激发可增强长春瑞滨对表达CD40肺癌细胞株A549增殖的抑制率(P<0.05),但并不显著影响细胞周期时相和细胞凋亡率(P>0.05),Caspase-3活性反而显著下降(P<0.05).结论 以sCD40L激发CD40信号可增强肺腺癌细胞A549对长春瑞滨的敏感性,可能通过非凋亡的、Cas-pase非依赖性的机制,且可能与抑制细胞周期进程无关.

关 键 词:可溶性CD40配体  长春瑞滨  肺肿瘤

Effect of sCD40L Combined with Vinorelbine on Lung Adenocarcinoma Cell A549
Shan LIU,Bo CHEN,Yan LI,Weihong ZHAO,Jianqing WU. Effect of sCD40L Combined with Vinorelbine on Lung Adenocarcinoma Cell A549[J]. Chinese journal of lung cancer, 2010, 13(7). DOI: 10.3779/j.issn.1009-3419.2010.07.06
Authors:Shan LIU  Bo CHEN  Yan LI  Weihong ZHAO  Jianqing WU
Affiliation:Shan LIU,Bo CHEN,Yan LI,Weihong ZHAO,Jianqing WU Department of Geriatrics,the First Affiliated Hospital of Nanjing Medical University,Nanjing 210029,China
Abstract:Background and objective The results of published data on the effect of CD40 signal related to cancer cell sensitivity to chemotherapy are inconclusive. The aim of this study is to investigate the effect of soluble CD40 ligand (sCD40L) combined with vinorelbine on lung adenocarcinoma cell line A549. Methods Lung adenocarcinoma A549 cells were chosen as target cells and CD40 signal was stimulated by sCD40L. MTT assay and flow cytometry were used to determine the changes of cell proliferation, cell cycle and ...
Keywords:sCD40L  Vinorelbine  Lung neoplasms  
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