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miR-21及PDCD4在乳腺浸润性导管癌中的表达及意义 被引量:2

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摘要 目的:了解miRNA-21(miR-21)和其靶基因程序性细胞死亡4(programmed cell death 4,PDCD4)在乳腺浸润性导管癌中的表达情况。方法:运用原位杂交及免疫组化技术检测128例乳腺浸润性导管癌组织中miR-21及PDCD4的表达情况,分析两者与临床病理特征之间的关系。结果:miR-21与PDCD4的表达呈负相关,相关系数rs=0.727(P<0.01);在远处转移组中miR-21的表达高于非远处转移组(P<0.001),PDCD4的表达则低于非远处转移组(P<0.001);两者表达均与肿瘤大小及淋巴结转移情况相关(P<0.05),而与激素受体以及绝经状况不相关(P>0.05)。结论:乳腺浸润性导管癌组织中miR-21高表达与PDCD4低表达相关,其或许均能提示该病较高的恶性程度。
出处 《实用医学杂志》 CAS 北大核心 2012年第14期2351-2353,共3页 The Journal of Practical Medicine
基金 广东省医学科学技术研究基金项目(编号:WSTJJ2006122744010419630407371X) 广东省科技计划项目(编号:00162921120203014)
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