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pcDNA3.1-Canstatin-3Flag真核表达载体的构建及转染HepG2细胞中的表达
引用本文:赵贵先,张志会,翟顺生,傅文达,张建华,王雪雯.pcDNA3.1-Canstatin-3Flag真核表达载体的构建及转染HepG2细胞中的表达[J].现代生物医学进展,2010,10(3).
作者姓名:赵贵先  张志会  翟顺生  傅文达  张建华  王雪雯
作者单位:石河子大学医学院病理生理学教研室/新疆地方与民族高发病教育部重点实验室,新疆,石河子,832002
基金项目:石河子大学“自然科学与技术创新”项目资助(ZRKX2008076)
摘    要:目的:构建pcDNA3.1-Canstatin-3Flag载体并稳定转染肝癌HepG2细胞,检测canstatin在mRNA水平的表达。方法:胎盘中提取总RNA,RT-PCR法获得canstatinDNA,克隆至pcDNA3.1(-)载体中,并测序,重组质粒pcDNA3.1-Canstatin-3Flag转染肝癌HepG2细胞,G418筛选出稳定转染细胞,RT-PCR检测canstatin mRNA表达。结果:1.成功构建出pcDNA3.1-Canstatin-3Flag重组质粒;2.获得稳定转染pcDNA3.1-Canstatin-3Flag的肝癌HepG2细胞;3.发现转染后的肝癌HepG2细胞canstatin在mRNA水平比未转染细胞有明显的增强。结论:获得了稳定转染pcDNA3.1-Canstatin-3Flag的肝癌HepG2细胞,为后期canstatin在肝癌中的研究提供了支持。

关 键 词:canstatin  肝癌HepG2细胞  基因转染  RT-PCR  

pcDNA3.1-Canstatin-3Flag Eukaryotic Expression Vector:Its construction and expression in transfection of hepatocellular carcinoma HepG-2 cells
ZHAO Gui-xian,ZHANG Zhi-hui,ZHAI Shun-sheng,FU Wen-da,ZHANG Jian-hua,WANG Xue-wen.pcDNA3.1-Canstatin-3Flag Eukaryotic Expression Vector:Its construction and expression in transfection of hepatocellular carcinoma HepG-2 cells[J].Progress in Modern Biomedicine,2010,10(3).
Authors:ZHAO Gui-xian  ZHANG Zhi-hui  ZHAI Shun-sheng  FU Wen-da  ZHANG Jian-hua  WANG Xue-wen
Institution:ZHAO Gui-xian,ZHANG Zhi-hui,ZHAI Shun-sheng,FU Wen-da,ZHANG Jian-hua,WANG Xue-wen (Department of Pathology,Medical School of Shihezi University,Xinjiang Shihezi 832002)
Abstract:Objective:To construct pcDNA3.1-Canstatin-3Flag eukaryotic expression vector and stable transfection into hepatocellular carcinoma cell line HepG-2,and detect canstatin mRNA expression. Methods:The placenta extract total RNA, RT-PCR method to obtain canstatinDNA, cloned into pcDNA3.1 (-) vector and sequencing, recombinant plasmid pcDNA3.1-Canstatin-3Flag transfected hepatoma HepG2 cells, G418 selection a stable transfer transfected cells, RT-PCR detection of canstatin mRNA expression. Results:1. Successfull...
Keywords:Canstatin  hepatocellular carcinoma cell line HepG-2  Gene transfection  RT-PCR  
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