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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
2010-6-3
pubmed:abstractText
Vibrio parahaemolyticus is a major cause of foodborne gastroenteritis in China, Japan, and other countries. The pandemic O3:K6 clone, which harbors thermostable direct hemolysin [tdh] gene and toxRS/new gene, is mainly responsible for the foodborne outbreaks after 1995. Previous studies showed that genes in the pathogenicity island-1 (VPaI-1) and VPaI-5 are harbored only by pandemic strains, whereas genes in VPaI-7 and type III secretion system 2 are closely associated with tdh-positive strains of V. parahaemolyticus. In this study, we examined the distribution of genes encoding VPaI-2, VPaI-3, VPaI-4, VPaI-6, type VI secretion systems (T6SS), biofilm, and type I pilus in 71 food and 116 clinical strains of V. parahaemolyticus. The results showed that most of the pandemic strains of V. parahaemolyticus harbored the complete genes of VPaI-2, T6SS, and type I pilus. In contrast, most of the pathogenic strains (harboring tdh gene or TDH-related hemolysin [trh] gene) and nonpathogenic strains (harboring neither tdh gene nor trh gene) contained partial genes of VPaI-2, T6SS, and type I pilus. Genes of VPaI-4 were exclusively present in the pandemic strains. Genes of VPaI-3 were present in most of the pandemic strains and a small percentage of nonpathogenic strains, mainly O3:K6 strains. VPaI-6 and biofilm-associated genes were harbored by almost all the strains, irrespective of their pandemic, pathogenic, or nonpathogenic traits.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
1556-7125
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
7
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
649-58
pubmed:meshHeading
pubmed-meshheading:20132020-Bacterial Toxins, pubmed-meshheading:20132020-Biofilms, pubmed-meshheading:20132020-China, pubmed-meshheading:20132020-Disease Outbreaks, pubmed-meshheading:20132020-Fimbriae, Bacterial, pubmed-meshheading:20132020-Food Microbiology, pubmed-meshheading:20132020-Foodborne Diseases, pubmed-meshheading:20132020-Genes, Bacterial, pubmed-meshheading:20132020-Genomic Islands, pubmed-meshheading:20132020-Hemolysin Proteins, pubmed-meshheading:20132020-Humans, pubmed-meshheading:20132020-Polymerase Chain Reaction, pubmed-meshheading:20132020-Seafood, pubmed-meshheading:20132020-Secretory Pathway, pubmed-meshheading:20132020-Species Specificity, pubmed-meshheading:20132020-Vibrio Infections, pubmed-meshheading:20132020-Vibrio parahaemolyticus, pubmed-meshheading:20132020-Virulence, pubmed-meshheading:20132020-Virulence Factors
pubmed:year
2010
pubmed:articleTitle
Distribution of genes encoding four pathogenicity islands (VPaIs), T6SS, biofilm, and type I pilus in food and clinical strains of Vibrio parahaemolyticus in China.
pubmed:affiliation
Jiangsu Key Laboratory of Zoonosis, Yangzhou University, Yangzhou, China.
pubmed:publicationType
Journal Article, Comparative Study, Research Support, Non-U.S. Gov't