首页|RNF213基因对急性髓系白血病THP-1细胞增殖及凋亡的影响

RNF213基因对急性髓系白血病THP-1细胞增殖及凋亡的影响

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目的:发掘RNF213基因与急性髓系白血病(AML)的关联,并探究RNF213对AML细胞系THP-1细胞增殖及凋亡的影响.方法:通过GEPIA数据库分析RNF213基因在AML中的表达与预后的关系.收集2017年1月至2022年1月于遵义医科大学附属医院就诊的AML患者30例以及血液系统非肿瘤患者21例,采用RT-qPCR和Western blot法分别检测RNF213 mRNA及蛋白表达水平,Kaplan-Meier法对AML患者进行生存分析,同时检测AML细胞株(THP-1、OCI-AML2)中RNF213 mRNA及蛋白表达水平.采用CRISPR-Cas9技术敲减THP-1细胞中RNF213基因,流式细胞术检测细胞凋亡率,CCK-8和集落形成实验检测细胞增殖情况,Western blot检测凋亡相关蛋白Cleaved-Caspase 3的表达水平.结果:AML患者的RNF213基因表达水平明显高于对照组,且RNF213高表达患者的预后更差,THP-1细胞中RNF213蛋白表达水平也高于对照组.敲减THP-1细胞RNF213基因后,细胞增殖明显降低,细胞凋亡率及凋亡相关蛋白Cleaved-Caspase3的表达较对照组明显增加.结论:在AML患者中RNF213高表达,且高表达患者预后更差.RNF213基因影响AML细胞增殖及凋亡,可能是AML预后相关的标志物和潜在的治疗靶点.
The Effects of RNF213 on the Proliferation and Apoptosis of Acute Myeloid Leukemia THP-1 Cells
Objective:To discover the relationship between the RNF213 gene and acute myeloid leukemia(AML),and explore the effect of RNF213 on the proliferation and apoptosis of THP-1 cells.Methods:Analyze the expression of RNF213 gene in AML and its relationship with prognosis through the GEPIA database.Collecting 30 AML patients and non-tumor hematological patients who went to the Affiliated Hospital of Zunyi Medical University from January 2017 to January 2022.RT-qPCR and Western blot were used to detect the expression levels of RNF213 mRNA and protein.Perform survival of patients was analysed by Kaplan-Meier.Meanwhile,the expression levels of RNF213 mRNA and protein were detected in AML cell lines(THP-1,OCI-AML2).CRISPR-Cas9 was used to knockdown the RNF213 gene in THP-1 cells;flow cytometry was used to detect apoptosis rate of cell.CCK-8 and colony formation assay were used to detect cell proliferation.Western blot was used to detect the expression level of Cleaved-Caspase 3 protein.Results:Compared with the control group,the expression level of RNF213 in AML patients was significantly increased,and patients with high expression of RNF213 have a worse prgnosis.Higher expression level of RNF213 protein in THP-1 cells.After knocking down the RNF213 gene of THP-1 cells,cell proliferation was significantly reduced,and the apoptosis rate and expression of apoptosis related protein Cleared-Caspase3 were significantly increased.Conclusion:AML patients have high expression of RNF213,and the prognosis of high expression patients is poor.The RNF213 gene affects AML cell proliferation and apoptosis,and may be a prognostic marker and potential therapeutic target for AML.

RNF213 geneacute myeloid leukemiaprognosisproliferationapoptosis

施晓琦、张平平、官亚宁、杜作晨、陈艳、黄佩、何志旭

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遵义医科大学附属医院小儿内科,贵州省儿童医院小儿内科,遵义医科大学组织损伤修复与再生医学省部共建协同创新中心,贵州遵义 563000

RNF213基因 急性髓系白血病 预后 增殖 凋亡

2024

中国实验血液学杂志
中国病理生理学会

中国实验血液学杂志

CSTPCD北大核心
影响因子:0.988
ISSN:1009-2137
年,卷(期):2024.32(5)