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Optimization of orthogonal design and initial application in genetic diversity analysis for bryophytes in SRAP system
Author(s): ZHANG Anshi, ZHANG Weimin, XING Zhifeng, LIU Yongying, XIN Zehua
Pages: 343-
347
Year: 2010
Issue:
3
Journal: Guihaia
Keyword: 苔藓; SRAP; 正交设计; 优化; 亲缘关系; 遗传多样性;
Abstract: 以黄灰藓为材料,通过正交法优化SRAP-PCR反应条件,并在此基础上对11种苔藓植物进行遗传多样性分析.结果表明:苔藓植物SRAP反应(25 μL体系)的最佳条件为:40 ng DNA模板,2.5 mmol/L Mg2+,0.3 mmol/L dNTP,15 pmol引物,1.5 U Taq酶.用30对引物组合进行筛选,有5对引物组合扩增条带清晰,重复性好,共扩增出65条带,其中多态性条带63条,...
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