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中华放射肿瘤学杂志
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中华放射肿瘤学杂志  2021, Vol. 30 Issue (9): 910-916    DOI: 10.3760/cma.j.cn113030-20201030-00520
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循环miR-143水平在宫颈癌患者同步放化疗后肿瘤残留的早期预测
陈翠云1, 王梅云1, 朱庆尧2, 付芳芳1, 李晓栋1, 文泽军1, 朱绍成1, 刘洁3, 梁菲菲4, 连利霞2
1河南省人民医院 郑州大学人民医院医学影像科 450003;
2河南省人民医院 郑州大学人民医院肿瘤放疗科 450003;
3河南省人民医院 郑州大学人民医院泌尿外科 450003;
4河南省人民医院 郑州大学人民医院妇产科 450003
The value of circulating miR-143 level in predicting early response to concurrent chemoradiotherapy in cervical cancer patients
Chen Cuiyun1, Wang Meiyun1, Zhu Qingyao2, Fu Fangfang1, Li Xiaodong1, Wen Zejun1, Zhu Shaocheng1, Liu Jie3, Liang Feifei4, Lian Lixia2
1Department of Medical Imaging, Henan Provincial People's Hospital,People's Hospital of Zhengzhou University,Zhengzhou 450003, China;
2Department of Radiation Oncology, Henan Provincial People's Hospital,People's Hospital of Zhengzhou University, Zhengzhou 450003, China;
3Department of Urology Surgery, Henan Provincial People's Hospital, People's Hospital of Zhengzhou University,Zhengzhou 450003, China;
4Department of Obsterics and Gynecology, Henan Provincial People's Hospital,People's Hospital of Zhengzhou University, Zhengzhou 450003, China
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摘要 目的 探讨血清miR-143水平结合MRI在预测宫颈癌同步放化疗(CCRT)早期反应的价值。方法 收集 85例经病理证实的宫颈癌患者,在CCRT前均行常规MRI、腔内非相干运动扩散加权成像(IVIM-DWI)和动态增强MRI (DCE-MRI),并收集患者的活检组织和血清样品。应用微阵列芯片分析活检组织中miRNA差异性表达。采用qRT-PCR分析血清样品中miR-143水平。根据术后MRI表现,将患者分为非残留肿瘤组和残留肿瘤组。对两组患者术前临床因素、MRI参数和miR-143进行单因素和多因素分析,绘制受试者工作曲线(ROC)曲线,估计治疗后残留肿瘤发生的最佳阈值和预测性能。结果 CCRT完成后1个月,无残留组 52例,残留组 33例。残留组肿瘤的国际妇产科联合会分期、表观扩散系数、D和Ve明显高于非残留组(P<0.05),Ktrans明显低于非残留组(P<0.001)。miRNA阵列分析显示两组间有16个miRNAs表达差异(P<0.05),其中miR-143的升高在残留组患者中最为显著。与残留组相比,非残留组的血清miR-143表达显著下调(P=0.002)。与Siha细胞相比,SiHa-R细胞的miR-143表达明显上调(P<0.05)。多因素分析显示只有miR-143、D、Ktrans和Ve是独立的预后因素。ROC曲线分析显示MRI-miR-143组合参数的曲线下面积最高(AUC=0.975),敏感性为84.8%,特异性为96.2%。结论 治疗前MRI参数与血清miR-143的结合进一步提高了CCRT后残留肿瘤的预测性能,有助于宫颈癌的个性化治疗。
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陈翠云
王梅云
朱庆尧
付芳芳
李晓栋
文泽军
朱绍成
刘洁
梁菲菲
连利霞
关键词 miR-143磁共振成像宫颈肿瘤/同步放化疗法肿瘤残留    
AbstractObjective To investigate the value of serum miR-143 level combined with MRI in predicting the early response to concurrent chemoradiotherapy (CCRT) in cervical cancer. Methods A total of 85 patients with pathologically confirmed cervical cancer underwent conventional MRI, intravoxel incoherent motion diffusion-weighted imaging (IVIM-DWI), and dynamic contrast-enhanced MRI (DCE-MRI) before CCRT. The biopsy tissues and serum samples were collected. The differential expression of miRNA in the biopsy tissues was determined by microarray chip. The expression level of miR-143 in the serum samples was analyzed by qRT-PCR. All patients were divided into the non-residual and residual tumor groups according to post-treatment MRI. Pre-treatment clinical factors, MRI parameters and miR-143 between two groups were statistically analyzed by the univariate and multivariate analyses. The optimal thresholds and predictive performance for post-treatment incidence of residual tumors were estimated by drawing the ROC curve. Results At one month after CCRT, there were 52 patients in the non-residual tumor group and 33 patients in the residual tumor group. In the residual tumor group, pre-treatment FIGO staging, apparent diffusion coefficient (ADC), D and Ve were significantly higher (all P<0.05), whereas Ktrans value was significantly lower (P<0.001) when compared to those in the non-residual tumor group. The miRNA array analysis showed that there were 16 miRNAs with differential expression levels between two groups (all P<0.05). Among them, the increase of miR-143 was the most significant in the residual tumor group. Compared with the residual tumor group, the expression level of serum miR-143 was significantly down-regulated in the non-residual tumor group (P=0.002). Compared with the SiHa cells, the expression level of miR-143 in the SiHa-R cells was significantly up-regulated (P<0.05). Multivariate analysis showed that only miR-143, D, Ktrans and Ve were the independent prognostic factors. The combination of multi-parametric MRI and miR-143 exhibited the highest predictive performance (AUC=0.975), with a sensitivity of 84.8% and a specificity of 96.2%. Conclusion The combination of multi-parametric MRI with miR-143 further improves the predictive performance for residual tumors after CCRT, which contributes to the personalized treatment of cervical cancer.
Key wordsmiR-143    Magnetic resonance imaging    Cervical neoplasm/concurrent chemoradiotherapy    Residual tumor   
收稿日期: 2020-10-30     
通讯作者: 王梅云,marian9999@163.com   
引用本文:   
陈翠云,王梅云,朱庆尧等. 循环miR-143水平在宫颈癌患者同步放化疗后肿瘤残留的早期预测[J]. 中华放射肿瘤学杂志, 2021, 30(9): 910-916.
Chen Cuiyun,Wang Meiyun,Zhu Qingyao et al. The value of circulating miR-143 level in predicting early response to concurrent chemoradiotherapy in cervical cancer patients[J]. Chinese Journal of Radiation Oncology, 2021, 30(9): 910-916.
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http://journal12.magtechjournal.com/Jweb_fszlx/CN/10.3760/cma.j.cn113030-20201030-00520     或     http://journal12.magtechjournal.com/Jweb_fszlx/CN/Y2021/V30/I9/910
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