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TUBA1C基因在结肠癌中的临床意义

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目的 研究TUBA1C基因在结肠癌中的表达情况,分析其表达与结肠癌患者临床特征和预后的关系,探索TUBA1C基因与结肠癌发生、发展的关系.方法 在癌症基因图谱(TCGA)和基因表达数据库(GEO)中下载结肠癌和正常组织的RNA测序数据,利用R 4.3.0软件提取TUBA1C mRNA的表达值,分析TUBA1C在正常组织和结肠癌中的表达,并探究其表达水平与患者临床病理参数的相关性.结合患者的生存资料,使用Kaplan-Meier生存分析法分析TUBA1C表达与患者总体生存率的关系.COX回归分析用于探索TUBA1C在结肠癌中的预后作用.同时,使用GEPIA2数据库和UALCAN数据库验证分析TUBA1C在结肠癌中的表达及预后的预测作用.基因集富集分析(GSEA)用于探索TUBA1C基因与结肠癌发生、发展相关的分子作用通路.结果 与正常组织相比,TUBA1C mRNA在结肠癌组织中表达显著上调,差异有统计学意义(P<0.05),其表达水平与患者的Stage分期显著相关,差异有统计学意义(P<0.05).生存分析结果显示,高表达TUBA1C患者的总体生存率显著低于低表达组,差异有统计学意义(P<0.05).多因素COX回归分析显示,TUBA1C可作为结肠癌患者的独立预后因素(HR=1.993,95%CI:1.077~3.010,P<0.05).GSEA富集分析结果显示TUBA1C参与了细胞周期、DNA复制、错配修复以及P53信号通路.结论 TUBA1C基因在结肠癌组织中高表达,并与患者的预后相关,可通过多种致癌通路参与结肠癌的发生发展,有可能成为结肠癌的新型分子标志物.
Clinical significance of the TUBA1C in colon cancer
Objective To investigate the expression of TUBA1C gene in colon cancer,analyze the relationship between expression and prognosis with patients with colon cancer,and explore the relationship between TUBA1C gene and colon cancer.Methods RNA sequencing data of colon cancer tissues and normal tissues were downloaded from The Cancer Genome Atlas(TCGA)and Gene Expression Omnibus(GEO)da-tabase.R 4.3.0 software was used to extract the expression value of TUBA1C mRNA.Then,the expression of TUBA1C in normal tissues and colon cancer were analyzed.In the following analysis,the correlation between TUBA1C expression and clinicopathological parameters of patients were explored.Moreover,the Kaplan-Mei-er survival analysis was utilized to analyze the relationship between TUBA1C expression and overall survival rate of patients.The COX regression analysis was used to explore the prognostic role of TUBA1C in colon can-cer.In addition,GEPIA2 database and UALCAN database were utilized to verify the expression of TUBA1C and its predictive effect on prognosis.Gene set enrichment analysis(GSEA)was used to find the molecular pathways between TUBA1C gene and the occurrence and development of colon cancer.Results Compared with the normal tissues,TUBA1C mRNA was significantly upregulated in colon cancer tissues,the difference was statistically significant(P<0.05).The expression level of TUBA1C was significantly correlated with the tu-mor stage of patients(P<0.05).Moreover,the overall survival rate of patients with high TUBA1C expression was significantly lower than that of patients with the low expression group,the difference was statistically sig-nificant(P<0.05).Multivariate COX regression analysis showed that TUBA1C could be an independent prog-nostic factor for colon cancer patients(HR=1.993,95%CI:1.077~3.010,P<0.05).GSEA enrichment analysis revealed that TUBA1C was involved in cell cycle,DNA replication,mismatch repair,and the P53 signaling pathway in colon cancer.Conclusion The TUBA1C gene is highly expressed in colon cancer tissue and is re-lated to the patients'prognosis.It can participate in the occurrence and development of colon cancer through a variety of carcinogenic pathways,which may become a new molecular marker of colon cancer.

TUBA1CColon cancerPrognosisBiomarker

黄奔、刘书娜、仇思洁、徐婷

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南京医科大学第一附属医院检验学部,江苏,南京 210009

TUBA1C 结肠癌 预后 标志物

江苏省医学重点学科建设项目

ZDXK202239

2024

分子诊断与治疗杂志
中山大学

分子诊断与治疗杂志

CSTPCD
影响因子:0.65
ISSN:1674-6929
年,卷(期):2024.16(1)
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