华北农学报 ›› 2011, Vol. 26 ›› Issue (1): 41-46. doi: 10.7668/hbnxb.2011.01.009

所属专题: 生物技术

• 论文 • 上一篇    下一篇

基于农杆菌介导法的植物转基因载体的改造

钟鸣, 黄国涛, 白丽萍, 张丽, 马慧, 张立军, 郭志富   

  1. 沈阳农业人学生物科学技术学院,辽宁省农业生物技术重点实验室,辽宁沈阳110866
  • 收稿日期:2010-11-23 出版日期:2011-02-28
  • 作者简介:钟鸣(1971- ),女,辽宁沈阳人,副教授,农学博士,主要从事植物基因工程的研究工作。黄国涛与钟鸣同等贡献。
  • 基金资助:
    国家自然科学基金项目(3090089431070448);辽宁省教育厅科研计划项目(L2010486)

New Strategy to Reconstruct Agrobacterium}nediated Plant Transgenic Expression Vectors

ZHONG Ming, HUANG Guo-tao, BAI Li-ping, ZHANG Li, MA Hui, ZHANG Li-jun, GUO Zhi-fu   

  1. Key Laboratory of Agricultural Biotechnology of Liaoning Province, College of Biology Science and Technology, Shenyang Agricultural University, Shenyang 110866, China
  • Received:2010-11-23 Published:2011-02-28

摘要: 根据植物转基因载体的特点和局限性,利用几种商业化载体进行克隆、酶切和重组,从而重构方便快捷的转基因植物表达载体。首先用PCR方法从pCAMBIA1301质粒中扩增到含启动子CaM35S、完整GusA基因和终止子NOS三部分的片段,经TA克隆重组入pGM-T载体中获得pGM-35S-GUS-NOS重组质粒。然后对来源于新疆沙冬青的抗寒基因AnGPAT片段和pGM-35S-GUS-NOS重组质粒进行双酶切,连接获得中间载体pGM-35S-GPAT-NOS。再对中间载体和双元真核表达载体pCAMBIA2300双酶切后连接,转化入大肠杆菌和农杆菌。经PCR、酶切及测序鉴定后确认得到改造后的植物表达载体p2300-35S-GPAT-NOS。结果表明,这是一种简便、高效、通用、经济的载体重构策略。

关键词: 转基因, 表达载体, 载体改造, 新策略

Abstract: According to the characteristics and limitations of plant transgene vectors the and transgenic plant ex-pression vectors were reconstructed by cloning digestion and recombination in the base of the existing commercial vec-torn. First design primers and amplify the gene fragments which were composed of CaM35S promoter.

Key words: Transenic, Expression vector, Vector transformation, New strategy

中图分类号: 

引用本文

钟鸣, 黄国涛, 白丽萍, 张丽, 马慧, 张立军, 郭志富. 基于农杆菌介导法的植物转基因载体的改造[J]. 华北农学报, 2011, 26(1): 41-46. doi: 10.7668/hbnxb.2011.01.009.

ZHONG Ming, HUANG Guo-tao, BAI Li-ping, ZHANG Li, MA Hui, ZHANG Li-jun, GUO Zhi-fu. New Strategy to Reconstruct Agrobacterium}nediated Plant Transgenic Expression Vectors[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2011, 26(1): 41-46. doi: 10.7668/hbnxb.2011.01.009.