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贝类中副溶血弧菌和沙门氏菌荧光定量PCR快速检测方法的建立

倪梦丽 杨冰 王春德 陈颖 孙善华

中国动物检疫Issue(8):78-82,5.
中国动物检疫Issue(8):78-82,5.

贝类中副溶血弧菌和沙门氏菌荧光定量PCR快速检测方法的建立

Rapid detection of Vibrio parahaemolyticus and Salmonella sp. in shell ifshes by Real-time quantitative PCR

倪梦丽 1杨冰 2王春德 1陈颖 3孙善华4

作者信息

  • 1. 青岛农业大学海洋科学与工程学院,山东青岛,266109
  • 2. 青岛出入境检验检疫局,山东青岛,266001
  • 3. 青岛机场出入境检验检疫局,山东青岛,266108
  • 4. 黑河出入境检验检疫局,黑龙江黑河,164300
  • 折叠

摘要

Abstract

Rapid detection of pathogens is essential for rapid import inspection of live aquatic animals. In the paper, a real-time quantitative PCR assay was developed for rapid detection of V. parahaemolyticus and Salmonella sp. in shellfishes. PCR primers were designed targeting the species-specific gene gyrB of V. parahaemolyticus and the fimY gene of Salmonella sp. The specificity and repeatability of the method were also tested. The results showed that both V. parahaemolyticus strains and Salmonella sp. exhibited typical curves while the other negative control strains were not amplified, indicating the specificity of the assay. The standard curves showed good linearity at the range between 1.53×105 and 1.53×109 copies/μL for V. parahaemolyticus, and between 4.89×106 and 4.89×1010 copies/μL for Salmonella sp. The rapidness and reliability of the assay should be enough for the quick inspection of live imported shellfishes.

关键词

副溶血弧菌/沙门氏菌/荧光定量PCR/贝类

Key words

Vibrio parahaemolyticus/Salmonella sp./Real-time PCR/shellfishes

分类

医药卫生

引用本文复制引用

倪梦丽,杨冰,王春德,陈颖,孙善华..贝类中副溶血弧菌和沙门氏菌荧光定量PCR快速检测方法的建立[J].中国动物检疫,2013,(8):78-82,5.

基金项目

国家质量检验检疫总局科技计划项目 ()

中国动物检疫

1005-944X

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