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<p> The paper concerns molecular study on pathogenicity markers of fourteen Y. enterocolitica O:9 isolated from pigs in which initially positive serological reactions for brucellosis were observed (n = 41), healthy pigs, which were brucellosis-negative (n = 258), and wild boars serologically negative for brucellosis (n = 209). PCR identification proved that all isolates were ail, ystA- and myfA-positive. The plasmid encoding yadA marker was detected in nine isolates that originated from pigs serologically positive or negative for brucellosis, and from one isolate of wild boar origin. Furthermore, none of the examined isolates was ystB-positive. Results of the investigations indicate that the Y. enterocolitica O:9 isolates from pigs or wild boars, regardless of whether they were serologically positive or negative for brucellosis, may also be potentially pathogenic for humans, due to the presence of chromosomal and plasmid encoded molecular markers.</p>
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The paper concerns molecular study on pathogenicity markers of fourteen Y. enterocolitica O:9 isolated from pigs in which initially positive serological reactions for brucellosis were observed (n = 41), healthy pigs, which were brucellosis-negative (n = 258), and wild boars serologically negative for brucellosis (n = 209). PCR identification proved that all isolates were ail, ystA- and myfA-positive. The plasmid encoding yadA marker was detected in nine isolates that originated from pigs serologically positive or negative for brucellosis, and from one isolate of wild boar origin. Furthermore, none of the examined isolates was ystB-positive. Results of the investigations indicate that the Y. enterocolitica O:9 isolates from pigs or wild boars, regardless of whether they were serologically positive or negative for brucellosis, may also be potentially pathogenic for humans, due to the presence of chromosomal and plasmid encoded molecular markers.

Genotypic virulence markers of Yersinia enterocolitica O:9 isolated from pigs and wild boars serologically positive and negative for brucellosis

Journal of Veterinary Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The paper concerns molecular study on pathogenicity markers of fourteen Y. enterocolitica O:9 isolated from pigs in which initially positive serological...

Genotypic virulence markers of Yersinia enterocolitica O:9 isolated from pigs and wild boars serologically positive and negative for brucellosis

Published Online: Dec 20, 2014

Page range: 541 - 545

Received: Apr 28, 2014

Accepted: Nov 03, 2014

DOI: https://doi.org/10.2478/bvip-2014-0083

Keywords
pigs, wild boars, brucellosis, Yersinia enterocolitica O:9, virulence markers

© 2014 National Veterinary Research Institute in Pulawy

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Genotypic virulence markers of Yersinia enterocolitica O:9 isolated from pigs and wild boars serologically positive and negative for brucellosis

Published Online: Dec 20, 2014

Page range: 541 - 545

Received: Apr 28, 2014

Accepted: Nov 03, 2014

DOI: https://doi.org/10.2478/bvip-2014-0083

Keywordspigs, wild boars, brucellosis, Yersinia enterocolitica O:9, virulence markers

© 2014 National Veterinary Research Institute in Pulawy

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
pigs, wild boars, brucellosis, Yersinia enterocolitica O:9, virulence markers