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1、®世界华人消化杂志2010年7月28日;18(21):2187-2191wcjd@wjgnet.comISSN1009-3079CN14-1260/R基础研究BASICRESEARCH奥沙利铂对TRAIL诱导胃癌BGC823细胞凋亡的增强作用徐玲,刘静,刘云鹏,曲秀娟,张晔,侯科佐,姜又红徐玲,刘静,刘云鹏,曲秀娟,张晔,侯科佐,中国医科大学附(DR4)oncellmembranewasanalyzedbyimmu-■背景资料属第一医院肿瘤内科辽宁省沈阳市110001TRAIL是肿瘤坏nofluorescencestainingwithanti-cholerato
2、xin姜又红,中国医科大学附属第一医院肿瘤研究所第二研究室死因子家族的成辽宁省沈阳市110001Bsubunit,anti-DR4antibodyandrhodamine-员之一,化疗药可徐玲,2009年中国医科大学博士,讲师,主要从事胃癌耐药机制conjugatedfluorescentsecondaryantibody.增强肿瘤细胞对研究.TRAIL诱导凋亡国家自然科学基金资助项目,No.30770993作者贡献分布:此课题由刘云鹏与曲秀娟设计;研究过程由徐玲RESULTS:AfterBGC823cellsweretreatedwith的敏感性.本文探与刘静操
3、作完成;研究所用试剂及分析工具由侯科佐与姜又红讨了奥沙利铂对1-1000µg/LTRAILfor24h,thereducedratesof提供;数据分析由张晔完成;本论文写作由徐玲完成.TRAIL诱导胃癌通讯作者:刘云鹏,教授,110001,辽宁省沈阳市南京北街155cellproliferationdidnotexceed20%.Treatment细胞凋亡的影响号,中国医科大学附属第一医院肿瘤内科.with100µg/LTRAILfor24hinducedabout10%及机制.cmuliuyunpeng@yahoo.cninhibitionofcellprol
4、iferationand4.12%±1.26%电话:024-83282312传真:024-83282543收稿日期:2010-04-05修回日期:2010-06-13cellapoptosis.AfterBGC823cellsweretreated接受日期:2010-06-22在线出版日期:2010-07-28with1-50mg/Loxaliplatinfor24h,itwasfoundthatthehalfmaximalinhibitoryconcentration(IC50)was37.36mg/L±8.12mg/L.Treatmentwithox-Oxal
5、iplatinenhancesTRAIL-aliplatin(38mg/L,IC50dose)plusTRAILresultedinducedapoptosisofgastricinadramaticincreaseincellapoptosiswhencancerBGC823cellscomparedtotreatmentwithTRAILalone(19.83%±4.21%vs40.42%±5.78%,P<0.05).TRAILataLingXu,JingLiu,Yun-PengLiu,Xiu-JuanQu,concentrationof100µg/Ldidn
6、otinduceobviousYeZhang,Ke-ZuoHou,You-HongJianglipidraftaggregationorDR4clustering.Oxalipla-tin(38mg/L)significantlypromotedlipidraftag-LingXu,JingLiu,Yun-PengLiu,Xiu-JuanQu,YegregationandDR4clusteringandinducedtheco-Zhang,Ke-ZuoHou,DepartmentofMedicalOncology,theFirstHospitalofChinaMe
7、dicalUniversity,ShenyanglocalizationofDR4andlipidrafts.Treatmentwith110001,LiaoningProvince,ChinaoxaliplatinandTRAILfor24halsoinducedDR4You-HongJiang,CancerResearchInstitute,theFirstHos-clusteringintoaggregatedlipidrafts.pitalofChinaMedicalUniversity,Shenyang110001,Lia-oningProvince,C
8、hinaS