血浆miRNA作为肝癌早期诊断生物标志物的流行病学研究

来源 :2015中国转化医学大会暨中国转化医学联盟成立大会 | 被引量 : 0次 | 上传用户:yhl0921
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  目的:探讨肝癌组织来源的血浆miRNA在肝细胞肝癌(HCC)患者中的表达并评估血浆miRNAs作为HCC早期诊断标志物的价值.方法:采用三阶段研究设计.第一阶段,在HCC患者肝癌移植术或肝癌切除术前及术后的血浆样本和肝癌患者的癌组织、癌旁组织及肝硬化患者的肝硬化组织中通过TLDA芯片系统筛选差异表达的miRNA.第二阶段,采用病例对照研究设计在大样本HBV阳性HCC患者和HBV携带者中验证第一阶段筛选的差异表达miRNA.第三阶段,应用两个前瞻性队列评价血浆miRNA在HCC早期诊断中的价值.
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