扁桃基因组DNA的制备和AFLP技术体系的建立

被引:8
作者
马艳
马荣才
徐锡增
机构
[1] 南京林业大学
[2] 北京农业生物技术研究中心
[3] 南京林业大学 江苏 南京
[4] 北京
[5] 江苏 南京
关键词
扁桃; DNA模板; AFLP分析;
D O I
暂无
中图分类号
S662.1 [桃];
学科分类号
090201 ;
摘要
AFLP技术对DNA模板的质量要求较高。桃属果树扁桃的叶片含有较高的糖分、多酚类等物质,基因组DNA的纯化比较繁琐。笔者采用3×CTAB缓冲液提取基因组DNA,并加以纯化,使DNA质量达到AFLP技术的要求。在AFLP分析中,筛选出合适的引物组合:采用E+3/M+3选择性引物组合时,扩增条带少;改用E+2/M+3引物组合后,扩增产物主要分布在600~100bp内,且扩增条带数目适中,多态性适宜,电泳图谱清晰。
引用
收藏
页码:35 / 38
页数:4
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