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人SYNOVIOLIN基因真核表达载体的构建及表达
  • ISSN号:1001-165X
  • 期刊名称:《中国临床解剖学杂志》
  • 时间:0
  • 分类:Q813[生物学—生物工程]
  • 作者机构:[1]第三军医大学基础医学部中心实验室,重庆400038
  • 相关基金:【基金项目】国家自然科学基金(30672122)
作者: 陈钢, 张正治
中文摘要:

目的:构建携EGFP的人SYNOVIOLIN基因真核表达载体。方法:应用基因重组技术,根据人SYNOVIOLIN基因序列和表达载体pIRES2-EGFP质粒上的多克隆位点设计引物,对含有SYNOVIOLIN基因的质粒pCDNA3.syno扩增,得到约1900bp的目的片段,进行T.A克隆。SalI/BamHI双酶切测序正确的重组质粒,回收SYNOVIOLINcDNA片段,将其亚克隆于pIRES2-EGFP载体的多克隆位点内得到质粒pIRES2-EGFP.syno。脂质体法转染HEK293细胞,用激光共聚焦显微镜和Westernblot检测EGFP和SYNOVIOLIN在HEK293细胞的表达。结果:PCR,酶切及测序结果表明pIRES2-EGFP—syno真核表达载体构建成功,激光共聚焦显微镜和Westernblot显示EGFP和SYNOVIOLIN蛋白在HEK293细胞中成功表达。结论:成功构建pIRES2-EGFP-syno真核表达载体并在HEK293细胞表达,为抗肌腱粘连的SYNOVIOLIN基因治疗研究奠定基础。

英文摘要:

Objective: To construct eukaryotic expression vector containing the EGFP-SYNOVIOLIN gene. Methods: According to the sequence of SYNOVIOL1N gene and the multiple clone sites of the expression vector plRES2-EGFP plasmid, a specific pair of primers were designed and synthesize. PCR amplification of SYNOVIOL1N gene from the pCDNA3-syno plasmid was performed, and an approximate 1900bp objective fragment was achieved. The fragment was then cloned into T-A vector. The recombined vector confirmed by sequencing was digested by Sal I/BamH I to obtain SYNOVIOLIN cDNA fragment, then the fragment was subcloned into the multiple sites of plRES2-EGFP vector. The recombinant plasmid plRES2-EGFP-syno was transfected into HEK293 cell by lipofectamine 2000. The result was examined using confocal microscopy. The expression of SYNOVIOLIN was detected by Western blotting. Results: PCR, DNA sequencing and restriction enzyme digestion analysis indicated that the eukaryotic expression vector plRES2-EGFP-syno was constructed successfully. The expression of EGFP can be seen under confocal microscopy. Western blotting proved the protein expression of SYNOVIOLIN in HEK 293 cells. Conclusions: The SYNOVIOL1N cDNA is acquired and the eukaryotic expression vector, plRES2-EGFP-syno is successfully constructed with efficient expression in HEK293 cells, which provide a good experimental basis for further study on the gene therapy of anti-tendon adhesion.

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期刊信息
  • 《中国临床解剖学杂志》
  • 中国科技核心期刊
  • 主管单位:中国科学技术协会
  • 主办单位:中国解剖学会
  • 主编:欧阳均
  • 地址:广州市沙太南路1023号南方医科大学解剖学教研室
  • 邮编:510515
  • 邮箱:chjcana@126.com
  • 电话:020-61648203
  • 国际标准刊号:ISSN:1001-165X
  • 国内统一刊号:ISSN:44-1153/R
  • 邮发代号:46-108
  • 获奖情况:
  • 国内外数据库收录:
  • 被引量:19213