Rapid, specific and sensitive detection of Vibrio parahaemolyticus in seafood by accelerated strand exchange amplification

Author:

Sun Ritong1,Chen Jiao1,Wang Yingeng2,Zhang Zheng2,Li Yong1,Li Fengmei1,Ma Cuiping1ORCID,Han Qingxia3,Shi Yanjing1ORCID

Affiliation:

1. Shandong Provincial Key Laboratory of Biochemical Engineering, Qingdao Nucleic Acid Rapid Detection Engineering Research Center, College of Marine Science and Biological Engineering, Qingdao University of Science and Technology, Qingdao, 266042, PR China

2. Yellow Sea Fisheries Research Institute, Chinese Academy of Fishery Sciences, Qingdao, 266071, PR China

3. Bin Zhou Polytechnic, Qingdao, 256600, PR China

Abstract

The total detection time from DNA preparation was about 20 min. The LOD of the ASEA method was 25 CFU mL−1 of pure cultured V. parahaemolyticus. The enrichment time was significantly reduced to 3 h with a LOD of 18 CFU g−1 of spiked scallop meat.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Shandong Province

Publisher

Royal Society of Chemistry (RSC)

Subject

General Engineering,General Chemical Engineering,Analytical Chemistry

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