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农作物抗渗透胁迫与P5CS基因工程研究进展 被引量:2

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摘要 干旱、盐渍和低温等渗透胁迫因素是导致植物生长缓慢、农作物减产的主要非生物胁迫因素。在轻度渗透胁迫环境下,农作物主要通过合成渗透调节物质来抵御干旱、盐渍等。脯氨酸是农作物体内分布最广的渗透调节物质之一,二氢吡咯-5-羧酸合成酶(Δ1-pyrroline-5-carboxyl-atesynthetase,P5CS)是植物体内合成脯氨酸的关键酶。为此,综述了渗透调节在农作物抗渗透胁迫中的作用,脯氨酸的生物合成,P5CS在植物脯氨酸合成中的作用及其转基因工程的研究进展。
出处 《河南农业科学》 CSCD 北大核心 2007年第2期15-19,共5页 Journal of Henan Agricultural Sciences
基金 深圳市科技局基金项目资助
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参考文献21

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