植物不同种属间共用微卫星引物的研究

被引：23

作者：

王丽

赵桂仿

机构：

[1] 西北大学生命科学学院

[2] 西北大学生命科学学院秦岭生物多样性研究中心西安

[3] 秦岭生物多样性研究中心西安

来源：

西北植物学报 | 2005年 / 08期

关键词：

分子标记; 微卫星; 共用引物;

D O I：

暂无

中图分类号：

Q943.2 [植物基因工程];

学科分类号：

071007 ; 090102 ;

摘要：

微卫星标记是近年来发展起来的建立在PCR基础上的第二代分子标记,具有分布均匀、多态性高、共显性、选择中性等优点,已用于品种鉴定、构建连锁图谱、构建物理图谱、遗传多样性、居群和进化等方面的研究.由于来源于数据库的微卫星序列不能代表整个基因组微卫星的分布情况,而且数据库中的DNA序列仅局限于一些模式植物及经济作物.同时,通过基因组文库筛选获得微卫星序列既耗时又耗资.最近有很多研究表明,从某种植物来的微卫星引物可用于其近缘物种的扩增.本文概括介绍了植物不同种属间共用微卫星引物的研究情况及意义.

引用

页码：1540 / 1546

页数：7

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