植物脯氨酸合成酶基因工程研究进展

被引：10

作者：

陈吉宝 ^{[1
,2
]}

赵丽英 ^{[1
]}

景蕊莲 ^{[2
]}

王述民 ^{[2
]}

卢玉琼 ^{[1
]}

机构：

[1] 南阳师范学院生命科学与技术学院

[2] 中国农业科学院作物科学研究所

来源：

生物技术通报 | 2010年 / 02期

关键词：

逆境; 脯氨酸; 脯氨酸合成酶;

D O I：

10.13560/j.cnki.biotech.bull.1985.2010.02.017

中图分类号：

Q943.2 [植物基因工程];

学科分类号：

071007 ; 090102 ;

摘要：

逆境条件下植物细胞积累脯氨酸是植物适应逆境的一种反应,有利于减轻逆境对植物的伤害。简要回顾了生物体脯氨酸代谢过程和逆境下植物积累脯氨酸的作用,重点总结了植物体内脯氨酸合成酶基因吡咯啉-5羧-酸合成酶(P5CS)的克隆、表达和转基因研究进展。研究认为,P5CS是一个逆境胁迫应答基因,通过基因工程方法调节P5CS基因的表达有利于提高植物体脯氨酸的积累量,改善植物的抗逆性。因此,目前可以在大田植物中开展利用提高脯氨酸来改善植物抗逆性的研究。

引用

页码：8 / 10+23 +23

页数：4

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