CRISPR/Cas基因编辑系统及其在植物中的研究进展

被引:4
作者
赵欣 [1 ]
胡军 [2 ]
机构
[1] 农业部农业生态与资源保护总站
[2] 中国农业科学院蔬菜花卉研究所
关键词
CRISPR/Cas; 基因编辑; 脱靶效应; 植物;
D O I
暂无
中图分类号
Q943.2 [植物基因工程];
学科分类号
摘要
靶向基因编辑系统是一种研究植物基因功能的工具。其中,CRISPR/Cas基因编辑系统的克隆策略相对简单,成本低廉,因而在生物学界获得了广泛的关注。为了更好地对其在植物中进行研究,笔者介绍了该系统的基本结构特征与作用机理,归纳了在拟南芥、烟草、水稻等植物中对该系统进行的报道,分析了该系统尚需改进的问题如脱靶效应,探讨了多种解决方法,如优化sg RNA序列长度、利用双Cas9切口酶、合成f Cas9复合体以及应用RFNs二聚体等,以降低脱靶效应。
引用
收藏
页码:187 / 192
页数:6
相关论文
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