植物组培褐化发生机制的研究进展

被引:41
|
作者
冯代弟 [1 ,2 ]
王燕 [2 ]
陈剑平 [2 ]
机构
[1] 安徽农业大学生命科学学院
[2] 浙江省农业科学院病毒与生物技术研究所
关键词
植物组织培养; 褐化; 切伤; 酶促反应; 信号转导;
D O I
暂无
中图分类号
Q943.1 [植物细胞的离体培养];
学科分类号
摘要
褐化是植物组织培养过程中常见的不利现象,极大地限制了组培技术在多种植物上的应用。近年来,关于切伤对植物生理代谢产生的影响及切伤后的信号转导过程方面的研究取得了很大的进展,为植物组培褐化的发生机制研究提供了新思路。首先从植物的种类和基因型、外植体、培养基成分及培养条件综述了植物组培褐化的发生特点;然后,从褐化对植物细胞形态的影响以及组培褐化过程中植物细胞发生的生理代谢变化及基因调控,阐述了植物组培褐化可能的发生机制;最后指出了目前组培褐化研究中存在的不足之处,并提出了一些建议,为进一步了解并研究植物组培褐化的发生机制提供参考。
引用
收藏
页码:1108 / 1116
页数:9
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