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时间:2019-02-28
《淮安食管鳞癌与癌旁组织中差异表达micrornas的初步分析》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、癌变II变突变墨■日Vo1.22No.6淮安食管鳞癌与Apilotstudyofdiferentially癌旁组织中差异expressedmicroRNAsbetween表达micr。RNAsesophagealsquamouscell___一。_的初步分析●carcinomaandadjacenttissuesinHuai’anpopulation刘辉l/刘冉/苏耀耀l/杨淼/浦跃朴1/尹立红,/王仪2/潘恩春2/郭伟/尤振兵UUHui。UURan,SUYao-~o,YANGMiao,(1.东南大学公共卫生学院环境医学T程教育PUYu~puYINLi.h
2、ongl1.WANGYi。部重点实验室,南京210009;2.江苏省淮安市PANEn-ehun.GU0ki.YOUZhen-bin疾病预防控制中心,淮安223001;3.江苏省淮f1.KeyLaboratoryofEnvironmentalMedwalEngineering,安市第一人民医院,淮安223000)MinistryofEducation.Schoolof尸lZicHeal.SoutheastUniversity,Nanfing2100092.Hua’anCenterforDiseaseControlandPrevention.Huaian223
3、0ol:3.HuaianFirstPeopleSHospital,Huaian2230oO,Jiangsu,China)【摘要】目的:初步筛选淮安食管鳞癌与癌旁组织中差异表达的microRNAs,为进一步研究与肿瘤相关的microRNA在食管鳞癌发病机制中的作用奠定基础。方法:选取3例食管鳞癌病人癌组织及其癌旁组织为样本,采用AgilentTM高通量的micmRNA微阵列芯片检~miRNAs的表达水平,应用配对t检验分析芯片数据,筛选食管鳞癌组织和癌旁组织中差异表达的内源性micmRNAs。结果:MicroRNA微阵列芯片检测的866个人类相关micmRN
4、A探针中,食管鳞癌组织与配对癌旁组织样本表达差异有统计学意义的microRNAs有15个(P<0.05):其中表达上调的有7个,分别为hsa-miR-20a,hsa-miR-155,hsa-miR-574-5p,hsa-miR-21,hsa-miR-183,hsa-miR-601,hsa-miR-623;表达下调的有8个,分别为hsa-miR-186,J,hsa-miR-144,hsa-miR-338-3p,hsa-miR-192,hsa-miR-218,~a-miR451,hsa-miR-139-5p。结论:在食管鳞癌组织和癌旁组织中初步筛选了l5个差异
5、表达的micmRNAs,它们可能与食管鳞癌的发生和发展相关。【关键词】食管鳞癌;microRNA;差异表达,o微阵列中图分类号:R735.1文献标识码:A文章编号:1004—616X(2010J06—0418—05lAnSm4CrIOKIECWIVE:TostudythediferenceofmicmRNAexpressionprofilesbetweenesophagealsquamouscellcarcinoma(ESCC)tissuesandadjacenttissuesinHuai’al1.Iefesultofthisstudymayprovide
6、theoreticalsupportandexperimentalbasisforfurtherresearchonmechanismofmicroRNAsinthepathogenesisofesophagealsquamouscellcarcinoma.METItOI~:Cancertissuesandcorrespondingnormalesophagealtissues(NET)adjacenttotumorfrom3patientswithnewlydiagnosedESCCwereobtained.EndogenousmicroRNAswere
7、determinedbyhigh-throughputmicmRNAmicroarray.R~ULTS:Amongthe866humanrelevantmicroRNAprobesdetectedbymiemRNAmicroarray,thediferenceoffifteenmicroRNAsbetweenesophagealcancertissuesandtissuesadjacenttothetumorswasstatisticallysigmfieant(P<0.05),includingasetof7overexpressedmieroRNAs(
8、hsa-miR-20a,hsa-miR-155,hsa-miR-5
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