三阴性乳腺癌中p53 brca-1的表达及意义-expression and significance of p53 brca - 1 in triple negative breast cancer.docxVIP
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三阴性乳腺癌中p53 brca-1的表达及意义-expression and significance of p53 brca - 1 in triple negative breast cancer
目录中文摘要……………………………………………………………3英文摘要……………………………………………………………4正文…………………………………………………………………5引言……………………………………………………………5资料与方法……………………………………………………6结果…………………………………………………………10讨论……………………………………………………………16结论…………………………………………………………………22展望与不足…………………………………………………………23参考文献……………………………………………………………24致谢…………………………………………………………………28综述…………………………………………………………………29综述参考文献………………………………………………………372三阴性乳腺癌中P53、BRCA-1的表达及意义研究生李武锦导师游振辉福建医科大学省立临床医学院,福州350004摘要目的:研究P53、BRCA-1在三阴性乳腺癌及非三阴性乳腺癌中的表达差异及意义;并分析三阴性乳腺癌中P53、BRCA-1表达的相关性。方法:回顾分析福建省立医院2011年1月至2013年12月收治的513例乳腺癌患者的临床病理资料,采用Elivison二步法进行免疫组化染色,检测乳腺癌组织中P53、BRCA-1的表达水平,并结合患者相关临床病理资料通过SPSS统计软件进行分析。结果:513例病例,其中三阴性乳腺癌有81例,非三阴性乳腺癌432例,三阴组中P53阳性表达率74.07%(60/81),BRCA-1阳性表达率55.56%(45/81)均高于非三阴组。P53、BRCA-1表达与组织分级和淋巴结转移相关。结论:三阴性乳腺癌中P53、BRCA-1高表达,且BRCA-1阳性表达与P53过表达呈负相关,P53、BRCA-1可作为判断三阴性乳腺癌预后及治疗的重要指标。关键词:三阴性乳腺癌,P53,BRCA-1,免疫组化,负相关3TheExpressionandSignificanceofP53,BRCA-1inTripleNegativeBreastCancer【ABSTRACT】【Objective】:TostudythedifferentexpressionandsignificanceofP53,BRCA-1betweenthetriplenegativebreastcancerandnon-triplenegativebreastcancerandtoanalyzetherelationshipbetweenP53andBRCA-1expressioninthetriplebreastcancer.【Methods】:Theclinicalandpathologicaldataof513casesofbreastcancerinFujianProvincialHospitalfromJanuary2011toDecember2013wereanalyzedretrospectively.TheexpressionlevelsofP53,BRCA-1inbreastcancertissueswithElivisontwo-stepimmunohistochemicaltechnique,andcombinedwiththerelatedclinicaldatawereanalyzedbystatisticalsoftwareSPSS.【Results】:Thereare81casesoftriplenegativebreastcancerand432casesofnon-triplenegativebreastcancerinthe513cases.ThepositiveexpressionofP53in60cases(74.07%),positiveexpressionofBRCA-1in45cases(55.56%)whichintriplenegativebreastcancergrouparehigherthanthatinnon-triplenegativebreastcancergroup.P53,BRCA-1werecorrelatedwiththegradeofhistologyandthemetastasisoflymphnodesinbreastcancer.【Conclusions】:P53andBRCA-1arehighexpressedintriple-negativebreastcancer.ThepositiveexpressionofBRCA-1isnegativelyrelatedtoP53'sover-expression.Theycanbeusedasj
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