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尿液中miRNA-24-3p联合miRNA-222-3p检测在前列腺癌中的诊断及临床意义
引用本文:任超1,2. 尿液中miRNA-24-3p联合miRNA-222-3p检测在前列腺癌中的诊断及临床意义[J]. 天津医科大学学报, 2022, 0(2): 181-185
作者姓名:任超1  2
作者单位:(1.天津医科大学人民医院临床学院,天津300121;2.天津市滨海新区大港医院检验科,天津300270)
摘    要:目的:建立尿液miRNA检测板,作为诊断前列腺癌(PC)的无创性生物标志物。方法:采用miRNAs芯片分析对照1组(6名)及PC1组(18例)中miRNAs表达,并进一步利用qRT-PCR对20名对照2组及59例PC2组(GS2 6组22例,GS2 7组19例,GS28组18例)尿液、血清标本进行差异基因的进一步验证。应用受试者工作特征(ROC)曲线分析组合诊断模型的准确真实性。结果:获得在PC1组中20个miRNAs差异表达谱,与对照1组相比,miRNA-24-3p及miRNA-222-3p显著表达下调(T=5.79、4.59,均P<0.05),用于PC诊断检测。在扩大样本量的PC患者尿液及血清样本中,根据GS分组的GS26、GS27及GS28组中,与对照2组相比,miRNA-24-3p联合miRNA-222-3p表达水平也都显著下调(t=3.89,P<0.05),ROC分析联合诊断模型具有较高的准确度(曲线下面积为0.93,OR=1.37,95% CI:0.92~1.76,P=0.02)。结论:在尿液、血清样本中建立了miRNA-24-3p联合miRNA-222-3p组合模型,可作为诊断PC的无创性生物标志物。

关 键 词:miRNAs  前列腺癌  生物标志物  qRT-PCR

Diagnosis and clinical significance of miR-24b-3p combined with miR-222-3p in urinary in prostate cancer
REN Chao1,' target="_blank" rel="external">2. Diagnosis and clinical significance of miR-24b-3p combined with miR-222-3p in urinary in prostate cancer[J]. Journal of Tianjin Medical University, 2022, 0(2): 181-185
Authors:REN Chao1,' target="  _blank"   rel="  external"  >2
Affiliation:(1. Tianjin Union Medical Center,Tianjin Medical University,Tianjin 300121,China; 2. Department of Clinical Laboratory,Dagang Hospital of Tianjin Binhai New Area,Tianjin 300270,China)
Abstract:Objective: To establish a urine miRNA detection panel as a non-invasive biomarker helping diagnosing prostate cancer (PC).Methods: A total of 18 PC1 group patients and 6 normal control group 1 urinary samples were analyzed through a miRNA microarray process,and further using quantitative real-time polymerase chain reaction,differentially expressed miRNAs were detected in urinary and serum of the PC2 patients(n=59),including 22 GS2 6,19 GS2 7 and 18 samples of GS2 8,20 normal samples as the control group 2.The accuracy and authenticity of the combined diagnostic model should be analyzed by the receiver operating characteristic(ROC)curve. Results: The differential expression profiles of 20 miRNAs in PC1 group were identified,including miR-24b-3p and miR-222-3p for PC detection,compared with control group1(T=5.79,4.59,all P<0.05). Moreover,in the urine and serum samples of PC samples with expanded samples,the expression of miR-24b-3p combined with miR-222-3p in GS6,GS7 and GS8 groups grouped according to GS score were significantly decreased than those in the control group 2(t=3.89,P<0.05). The combined diagnostic model of ROC analysis has high accuracy(area under curve=0.93,OR=1.37,95% CI:0.92-1.76,P=0.02). Conclusion: A combined model of miR-24-3p and miR-222-3p in urinary and serum samples are established,which can be acted as a non-invasive biomarker helping diagnosing PC.
Keywords:miRNAs  prostate cancer  diagnostic biomarker  qRT-PCR
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