宫颈癌患者血清微小RNA-196a表达变化及意义
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  • 作者:李小燕 ; 谢永红 ; 杨丽
  • 关键词:宫颈癌 ; 微小RNA-196a ; 临床病理特征 ; 预后 ; 诊断
  • 中文刊名:SDYY
  • 英文刊名:Shandong Medical Journal
  • 机构:广州军区广州总医院一五七分院;
  • 出版日期:2019-06-05
  • 出版单位:山东医药
  • 年:2019
  • 期:v.59;No.1138
  • 基金:广东省科技厅自筹经费类科技计划项目(A201300230)
  • 语种:中文;
  • 页:SDYY201916017
  • 页数:4
  • CN:16
  • ISSN:37-1156/R
  • 分类号:60-63
摘要
目的观察宫颈癌患者血清微小RNA-196a(miR-196a)的表达变化,并探讨其意义。方法选取2014年1~12月收诊的80例宫颈癌患者,同时选取同期进行健康体检的80例健康志愿者,采用TaqMan实时荧光定量PCR检测入选受试者血清miR-196a表达,比较宫颈癌患者与健康志愿者血清miR-196a表达,并分析宫颈癌患者血清miR-196a表达与临床病理特征的关系。对宫颈癌患者的预后情况进行随访调查,分析不同血清miR-196a表达宫颈癌患者的生存情况。以受试者工作特征(ROC)曲线评估血清miR-196a用于宫颈癌诊断的灵敏度、特异度。结果宫颈癌患者血清miR-196a表达高于健康志愿者(t=12.082,P=0.000)。宫颈癌患者血清miR-196a表达与肿瘤直径、淋巴结转移和FIGO分期有关(t分别为2.035、-2.481、2.046,P分别为0.045、0.015、0.044)。42例宫颈癌患者血清miR-196a相对表达量高于平均值(miR-196a高表达组),38例宫颈癌患者血清miR-196a相对表达量低于平均值(miR-196a低表达组)。与血清miR-196a低表达组相比,血清miR-196a高表达组的3年生存率降低(χ~2=5.082,P=0.024)。ROC曲线分析结果显示,血清miR-196a诊断宫颈癌的ROC曲线下面积为0.853,对宫颈癌诊断的灵敏度和特异度分别为0.832和0.765。结论宫颈癌患者血清miR-196a表达升高,且与肿瘤的恶性程度、患者预后相关;检测血清miR-196a表达有助于宫颈癌诊断、病情预测及预后判断。
        
引文
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