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2019
시판수산물에서 분리한 Vibrio parahaemolyticus의 병원성 인자와 항균제 내성 현황
Virulence factors and antimicrobial resistance of Vibrio parahaemolyticus isolated from commercial fisheries products
한국수산과학회
논문정보
- Publisher
- 한국수산과학회지
- Issue Date
- 2019-12-31
- Keywords
- -
- Citation
- -
- Source
- -
- Journal Title
- -
- Volume
- 52
- Number
- 6
- Start Page
- 596
- End Page
- 604
- DOI
- ISSN
- 03748111
Abstract
Vibrio parahaemolyticus causes food poisoning, mainly via marine fisheries products. We investigated the virulence factors and drug resistance of V. parahaemolyticus isolated from fisheries products purchased from the Yeosu Fisheries Market. The isolates were identified using a variety of biochemical tests and the detection of toxR and hns gene. The presence of the virulence factor-encoding genes tdh and trh in the isolates was also investigated by PCR.
The resistance of the isolates to 13 antibacterial agents was tested using the disc-diffusion method and carriage of β-lactamase genes and class 1 integrons by ampicillin-resistant isolates was investigated by PCR. Four of seventeen isolates identified as V. parahaemolyticus by biochemical tests produced a species-specific PCR band. Those isolates showed >98% 16S rRNA gene sequence homology with V. parahaemolyticus and only one isolate harbored the tdh gene. All of the V. parahaemolyticus isolates were resistant to ampicillin and amoxicillin; moreover, VPA0477, a class A β-lactamase gene, and class 1 integrons were detected. Therefore, V. parahaemolyticus from fisheries products represents a low risk to human health. Also, V. parahaemolyticus is likely to develop multidrug resistance because it has class 1 integrons.
- 전남대학교
- KCI
- 한국수산과학회지
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