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LAMP法在阪崎肠杆菌快速检测中的应用

张淑红 吴清平 徐晓可 张菊梅 郭伟鹏

食品与机械2011,Vol.27Issue(5):111-114,4.
食品与机械2011,Vol.27Issue(5):111-114,4.DOI:10.3969/j.issn.1003-5788.2011.05.028

LAMP法在阪崎肠杆菌快速检测中的应用

The application of loop mediated isothermal amplification(LAMP)technique for rapid detection of Enterobacter sakazakii

张淑红 1吴清平 2徐晓可 3张菊梅 4郭伟鹏4

作者信息

  • 1. 广东省华南应用微生物重点实验室省部共建国家霞点实验室培育基地,广东广州 510070
  • 2. 广东省菌种保藏与应用重点实验室,广东广州 510070
  • 3. 广东省微生物应用新技术公共实验室,广东广州 510070
  • 4. 广东省微生物研究所,广东广州 510070
  • 折叠

摘要

Abstract

Four primers including two inner primers, two outer primers were designed specifically to recognize the ompA gene of E. Sakazakii and a method of loop-mediated isothermal amplification was set up to detect Enterobacter sakazakii rapidly. The results suggested that the method had high speciality to 2 E. Sakazakii typical strains, 24 isolates and 18 non- E. Sakazakii . More over, it had good sensitivity with the lowest detectable limit of 8 CFU/mL. Through detecting the proficiency tests of E. Sakazakii in milk powder and 26 milk powder samples by this method, the results indicated that it had the same results as traditional biochemical method and may be used to detect samples.

关键词

阪崎肠杆菌/ompA基因/环介导恒温扩增方法

Key words

Enterobacter sakazakii/ ompA gene/ loop mediated isothermal amplification

引用本文复制引用

张淑红,吴清平,徐晓可,张菊梅,郭伟鹏..LAMP法在阪崎肠杆菌快速检测中的应用[J].食品与机械,2011,27(5):111-114,4.

基金项目

广东省科技计划项目(编号:2008A040101001 ()

2009B040500001) ()

广东省科学院青年科学研究基金项目(编号:qnjj20099) (编号:qnjj20099)

食品与机械

OA北大核心CSCDCSTPCD

1003-5788

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