globalchange  > 气候变化与战略
CSCD记录号: CSCD:5642685
论文题名:
HBV病毒X蛋白诱导肝细胞miRNA表达谱变化的研究
其他题名: Comprehensive analysis of microRNA expression profile in HBX-induced hepatocellular carcinoma
作者: 申晓贺1; 卫志远2; 倪兵2; 田易2; 樊卫平1
刊名: 免疫学杂志
ISSN: 1000-8861
出版年: 2016
卷: 32, 期:3, 页码:2253-2257
语种: 中文
中文关键词: 乙肝病毒 ; 肝癌 ; HBX蛋白 ; miRNA芯片
英文关键词: HBV ; HCC ; HBX protein ; miRNA microarray
WOS学科分类: MEDICINE GENERAL INTERNAL
WOS研究方向: General & Internal Medicine
中文摘要: 目的研究HBX蛋白对肝细胞内miRNA表达水平的影响。方法构建表达HBX的慢病毒质粒,慢病毒包装后转染L02和HepG2细胞,通过miRNA芯片分析筛选出表达变化差异明显的miRNA,并进一步对miRNA的靶基因进行预测。结果成功构建了稳定表达HBX的L02-HBX和HepG2-HBX细胞系,芯片分析发现了19个表达异常的miRNA,预测到304个最有可能的潜在靶基因,在肝癌细胞系和肝癌组织中,通过RT-PCR验证了miRNA-21、miRNA-211和miRNA-125b及其靶基因BCL2L10和ARHGAP10的异常表达。结论HBX通过诱导肝细胞内miRNA表达谱发生改变,导致相关抑癌基因失活或癌基因活化,进而影响HCC的发生发展。
英文摘要: Hepatocellular carcinoma (HCC) is one of the most prevalent malignant diseases worldwide and Hepatic B virus infection is the major risk factor in east-Asia and Sub-Saharan Africa. Hepatitis B virus-encoded X protein (HBX) has been widely reported to play important and extensive roles in the pathogenesis of HCC. And some microRNAs (miRNAs) are getting more attentions in carcinogenesis of HCC. However, the global changes of miRNA expression in hepatocellular induced by HBX protein have been less studied. Here, we transfected the HBx gene into L02 and HepG2 cells using lentivirus, and investigated the influence of HBX protein on the miRNA expression by miRNA microarray assay. We found 19 significantly different expressed miRNAs and predicted 304 potential target genes regulated by these miRNAs. Using quantitative RT-PCR, we identified that the different expression of miRNA-21, miRNA-211 and miRNA-125b in HepG2-HBX cell and HCC tissues was consistent with the results of miRNA microarray and the expression level of these miRNAs target gene also changed. In conclusion, we have comprehensively analyzed the global influence of HBX protein on hepatocyte miRNA expression and found more miRNA targets induced by HBX protein.
资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/151103
Appears in Collections:气候变化与战略

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作者单位: 1.山西医科大学微生物与免疫学教研室, 太原, 山西 030001, 中国
2.第三军医大学全军免疫学研究所, 重庆 400038, 中国

Recommended Citation:
申晓贺,卫志远,倪兵,等. HBV病毒X蛋白诱导肝细胞miRNA表达谱变化的研究[J]. 免疫学杂志,2016-01-01,32(3):2253-2257
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