journal1 ›› 2014, Vol. 29 ›› Issue (4): 56-62. doi: 10.7668/hbnxb.2014.04.010

Special Issue: Cotton Biotechnology

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Construction of Plant Expression Vector with GmNHX1 and LcVP1 Dual-gene and Obtaining Transgenic Cotton

FENG Xue, JIA Yong-hong, GUO Hong-zhen, ZHANG Yi-ming, ZHAO Xue-liang, SUN Yan-xiang   

  1. Institute of Genetics and Breeding, Langfang Normal University, Langfang 065000, China
  • Received:2014-03-12 Published:2014-08-28

Abstract: By use of DNA recombination method,a vector,p1301-GmNHX1-LcVP1, harboring two open reading frames of soybean tonoplast Na+/H+ antiporter GmNHX1 and Lotus corniculatus H+-PPase LcVP1,was constructed through sequential restriction digests and ligations recombination.The two genes driven by CaMV 35S promoters were successfully transferred into cotton cultivars Coker 312 via Agrobacterium with hygromycin selection system.The molecular and physiological analysises of T1 generation indicated that genes were integrated into the cotton genome and enhanced transgenic cotton salt tolerance.

Key words: Cotton, Salt tolerance, Soybean tonoplast Na+/H+ antiporter GmNHX1, Lotus corniculatus H+-PPase LcVP1, Genetic transformation

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Cite this article

FENG Xue, JIA Yong-hong, GUO Hong-zhen, ZHANG Yi-ming, ZHAO Xue-liang, SUN Yan-xiang. Construction of Plant Expression Vector with GmNHX1 and LcVP1 Dual-gene and Obtaining Transgenic Cotton[J]. journal1, 2014, 29(4): 56-62. doi: 10.7668/hbnxb.2014.04.010.

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