人Hiwi miRNA干扰质粒的构建及其鉴定

郝波, 蒋建霞, 施瑞华, 张国新, 成道祥

郝波, 蒋建霞, 施瑞华, 张国新, 成道祥. 人Hiwi miRNA干扰质粒的构建及其鉴定[J]. 实用临床医药杂志, 2013, (3): 1-4,27. DOI: 10.7619/jcmp.201303001
引用本文: 郝波, 蒋建霞, 施瑞华, 张国新, 成道祥. 人Hiwi miRNA干扰质粒的构建及其鉴定[J]. 实用临床医药杂志, 2013, (3): 1-4,27. DOI: 10.7619/jcmp.201303001
HAO Bo, JIANG Jianxia, SHI Ruihua, ZHANG Guoxin, CHENG Daoxiang. Construction and identification of miRNA recombinant eukaryotic expression vectors of Hiwi[J]. Journal of Clinical Medicine in Practice, 2013, (3): 1-4,27. DOI: 10.7619/jcmp.201303001
Citation: HAO Bo, JIANG Jianxia, SHI Ruihua, ZHANG Guoxin, CHENG Daoxiang. Construction and identification of miRNA recombinant eukaryotic expression vectors of Hiwi[J]. Journal of Clinical Medicine in Practice, 2013, (3): 1-4,27. DOI: 10.7619/jcmp.201303001

人Hiwi miRNA干扰质粒的构建及其鉴定

基金项目: 国家自然基金项目,江苏省南京市科技发展研究项目资助
详细信息
  • 中图分类号: R735.7

Construction and identification of miRNA recombinant eukaryotic expression vectors of Hiwi

  • 摘要: 目的 构建人Hiwi基因miRNA干扰质粒,探讨其对肝癌7721细胞株中Hiwi基因和蛋白表达的阻抑作用.方法 根据Homo sapiens Hiwi基因序列,设计RNA干扰靶点,构建4对Hiwi的pcDNATM6.2-GW/EmGFPmiR miRNA及1对无效对照miRNA干扰质粒并将其转染至肝癌7721细胞中,通过RT-PCR和Western blot检测7721细胞中Hiwi mRNA和蛋白的表达水平.结果 成功构建了4对Hiwi miRNA干扰质粒及无效干扰质粒,测序表明Hiwi干扰序列及读框完全正确.RT-PCR和Western blot结果显示,与未转染组及阴性对照组比较,转染该载体能有效下调7721细胞株中mRNA和蛋白的表达.结论 成功构建了Hiwi的干扰表达载体,为进一步探讨Hiwi基因在肝癌中的相关机制提供了实验基础.
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出版历程
  • 发布日期:  2013-05-22

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