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橄榄SRAP-PCR体系的建立和优化
引用本文:张平湖 刘冠明. 橄榄SRAP-PCR体系的建立和优化[J]. 中国农学通报, 2010, 26(15): 86-88
作者姓名:张平湖 刘冠明
作者单位:1. 仲恺农业工程学院白云校区办公室,广州,510225
2. 仲恺农业工程学院农学院,广州,510225
基金项目:广东省农业科技计划项目 
摘    要:以橄榄品种为材料,采用L16(45)的正交试验设计,对影响PCR反应的Taq酶量、Mg2+浓度、模板DNA含量、dNTPs浓度和引物浓度5个因素进行了SRAP-PCR扩增反应条件优化研究,并利用反应体系对11个橄榄品种进行了SRAP-PCR扩增。结果表明:在20μl体系中,Taq酶1.5U、Mg2+2.5 mmol/L、模板DNA 60ng、dNTPs 0.2 mmol/L和引物0.15μmol/L时的扩增效果最好;利用该体系,SRAP标记引物对Me5- Em2在11个橄榄品种中可以扩增出7条清晰的多态性条带。

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收稿时间:2010-02-20
修稿时间:2010-03-15

Establishment and Optimization of SRAP-PCR System in Canarium album Reausch
Zhang Pinghu,Liu Guanming. Establishment and Optimization of SRAP-PCR System in Canarium album Reausch[J]. Chinese Agricultural Science Bulletin, 2010, 26(15): 86-88
Authors:Zhang Pinghu  Liu Guanming
Affiliation:1 New Campus Office, Zhongkai Agrotechnical University , Guangzhou 510225; 2 Agronomy College, Zhongkai Agrotechnical University , Guangzhou 510225)
Abstract:The variety of Canarium album Reausch was used as material, optimization of SRAP-PCR system was studied with L 16 ( 4 5 ) orthogonal design of five factors (Taq polymerase, Mg 2 + , DNA template, dNTPs and primer) and the DNA of 11 varieties were amplified with the optimized SRAP-PCR system. The results showed that in 20 μ L amplification system contained 1.5 U Taq DNA polymerase, 2.5 mmol/L Mg 2 + , 60 ng genomic templates DNA, 0.2 mol/L dNTPs, and 0.15 μ mol/L Primer, the result of SRAP-PCR was best for Canarium album Reausch. Seven polymorphic bands were amplified with one primer pair Me5-Em2 through the optimized SRAP-PCR system in 11 varieties of Canarium album Reausch.
Keywords:SRAP  PCR
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