宿半夏SRAP-PCR反应体系优化的研究

Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica(2012)

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Abstract
目的:研究宿半夏SRAP-PCR分子标记技术的优化体系。方法:采用L16(54)正交设计对宿半夏SRAP-PCR反应体系进行了5因素(dNTPs,Mg2+,模板DNA,引物,Taq酶)4水平优化筛选。结果:半夏SRAP最适合的正向引物是5'-TGAGTCCAAACCGGAAG-3',反向引物为5'-GACTGCGTACGAATTACG-3'。优化的反应体系为25μL反应体系中含有70 ngDNA模板,0.9μmol.L-1引物,0.2 mmoL.L-1dNTPs,1.5~2.0 mmol.L-1Mg2+,2.0 U Taq酶。结论:宿半夏SRAP-PCR体系的建立为今后构建半夏SRAP遗传图谱奠定了基础。
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Key words
srap-pcr,orthogonal design,optimization of reaction system,pinellia ternata
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