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shui dao zhong p5cs ji yin de cun zai ji qi zai gao fu an suan bian yi xi zhong de zuo yong
Author(s): 
Pages: 49-54
Year: Issue:  1
Journal: Acta Phytophysiologica Sinica

Keyword:  脯氨酸△’-吡咯啉-5-羧酸合成酶基因耐盐性水稻;
Abstract: 用来自豇豆根瘤的脯氨酸合成酶△’-吡咯啉-5-羧酸合成酶(P5CS)cDNA作探针进行杂交分析,结果表明水稻中存在豇豆根瘤P5cs基因的同源序列,它在盐胁迫条件下转录水平提高。水稻高脯氨酸变异系杂交后代株系的脯氨酸含量和耐盐性均明显高于原始型。应用水稻高脯氨酸变异系为材料进行的试验,结果显示高脯氨酸特性和高耐盐性与此基因的存在及其转录水平的提高有相关性。
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