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应用LAMP实时浊度法检测转基因大豆

袁瑛娜 单潇潇 王宗德 石磊 袁秀金 谭贵良

现代食品科技2011,Vol.27Issue(10):1264-1267,4.
现代食品科技2011,Vol.27Issue(10):1264-1267,4.

应用LAMP实时浊度法检测转基因大豆

Development of a Real-time Turbidimeter-based Loop-mediated Isothermal Amplification Assay for Detection of Transgenic Soybean

袁瑛娜 1单潇潇 2王宗德 1石磊 3袁秀金 4谭贵良4

作者信息

  • 1. 江西农业大学园林与艺术学院,江西南昌330045
  • 2. 华南理工大学生物科学与工程学院,广东广州510006
  • 3. 华南理工大学轻工与食品学院,广东广州510640
  • 4. 广东省中山市质量计量监督检测所,广东中山528403
  • 折叠

摘要

Abstract

Loop-mediated isothermal amplification method (LAMP) is a novel nucleic acid ampli- fication technology. The LAMP method amplifies DNA with rapidity, high specificity and sensitivity under isothermal conditions. Since turbidity of the reaction mixture would increase in correlation with the DNA yield, real-time monitoring of the LAMP reaction was achieved by real-time turbidimeter. Enolpyruvl Shimimate phosphate syntheses gene was amplified by a set of four specially primers that recognize six distinct sequences of the target. The amplification can be obtained in 1 h by incubating all of the reagents in a single tube by real-time turbidimeter at 63 ℃. Results from this study showed that the LAMP method was an effective method for the rapid detection of Transgenic Soybean and their test results were consistent with the results of conventional PCR methods. LAMP assay results were found to be 10 times more sensitive than the conventional PCR. The LAMP detection method was specific, stable and reliable, and will be an effective tool for rapid detection of Transgenic Soybean.

关键词

环介导等温核酸扩增技术/实时浊度仪/转基因大豆/检测

Key words

LAMP/real-time turbidimeter/transgenic soybean/detection

引用本文复制引用

袁瑛娜,单潇潇,王宗德,石磊,袁秀金,谭贵良..应用LAMP实时浊度法检测转基因大豆[J].现代食品科技,2011,27(10):1264-1267,4.

基金项目

广东省质监局科技计划项目(2009zz11) (2009zz11)

现代食品科技

OA北大核心CSTPCD

1673-9078

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