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Position: Home > Articles > Series of Research on Establishing DNA Fingerprinting Database of Chinese New Maize Cultivars Ⅲ.Multiplex PCR Applied in Maize SSR Amplification Journal of Maize Sciences 2003,11 (4) 3-6

中国玉米新品种DNA指纹库建立系列研究 Ⅲ.多重PCR技术在玉米SSR引物扩增中的应用

作  者:
王凤格;赵久然;佘花娣;郭景伦;陈刚;廖琴;孙世贤;陈如明
单  位:
全国农技推广服务中心;北京市农林科学院玉米研究中心;农业部植物新品种保护办公室
关键词:
玉米;SSR;多重PCR;DNA指纹库
摘  要:
根据21对玉米SSR引物扩增片段大小范围组成不同的引物组合进行多重PCR反应的研究。在与单一PCR相同的反应条件下,47个两重PCR组合出现5种不同的扩增情况,其中30个组合扩增正常;10个三重PCR组合中有9个组合扩增正常;两个四重PCR组合中有1个扩增正常,这些筛选出的正常扩增的组合可应用于今后玉米DNA指纹库构建研究中。研究表明,应用与单一PCR完全相同的反应条件,大部分能够获得正常扩增的多重PCR组合,在此基础上提出了简化的多重PCR优化程序。
译  名:
Series of Research on Establishing DNA Fingerprinting Database of Chinese New Maize Cultivars Ⅲ.Multiplex PCR Applied in Maize SSR Amplification
作  者:
WANG Feng-ge 1 ,ZHAO Jiu-ran 1 ,SHE Hua-di 1,2 ,GUO Jing-lun 1 ,CHEN Gang 1 ,LIAO Qin 3 ,SUN Shi-xian 3 ,CHEN Ru-ming 4 (1.Maize Research Center,Beijing Academy of Agricultural and Forestry Sciences,Beijing100089,China;2.Heibei Agricultural University,Heibei Baoding071001,China;3.The Whole Country' Service Center on Agricultural Technique Popularization,Beijing100026,China;4.Plant New Variety Protection Office,Agricultural Ministry,Beijing100026,China)
关键词:
Maize;SSR;Multiplex PCR;DNA fingerprinting database
摘  要:
Twenty-one pairs of maize SSR primers were used for building various multiplex-PCR-sets accord-ing to their amplified bands' size range.Under the same conditions as single PCR reaction,47two-PCR-sets ap-peared five different amplification behaviors,of which30were amplified normally.Nine of10three-PCR-sets and one of2four-PCR-sets were amplified normally.These screened normally-amplified multiplex-PCR-sets could be applied in maize DNA fingerprinting database.The results showed that most multiplex-PCR-sets could be amplified normally under just the same conditions as single PCR.Based on our experience,we proposed a simplified protocol for developing a multiplex PCR assay.

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