Toxigenic Properties of <i>Yersinia enterocolitica</i> Biotype 1A

<i>Yersinia (Y.) enterocolitica</i>, an etiological agent of yersiniosis, is a bacterium whose pathogenicity is determined, among other things, by its ability to produce toxins. The aim of this article was to present the most important toxins that are produced by biotype 1A strains of &l...

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Main Author: Aleksandra Platt-Samoraj
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Toxins
Subjects:
Online Access:https://www.mdpi.com/2072-6651/14/2/118
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author Aleksandra Platt-Samoraj
author_facet Aleksandra Platt-Samoraj
author_sort Aleksandra Platt-Samoraj
collection DOAJ
description <i>Yersinia (Y.) enterocolitica</i>, an etiological agent of yersiniosis, is a bacterium whose pathogenicity is determined, among other things, by its ability to produce toxins. The aim of this article was to present the most important toxins that are produced by biotype 1A strains of <i>Y. enterocolitica</i>, and to discuss their role in the pathogenesis of yersiniosis. <i>Y. enterocolitica</i> biotype 1A strains are able to synthesize variants of thermostable YST enterotoxin and play a key role in the pathogenesis of yersiniosis. Biotype 1A strains of <i>Y. enterocolitica</i> also produce <i>Y. enterocolitica</i> pore-forming toxins, YaxA and YaxB. These toxins form pores in the cell membrane of host target cells and cause osmotic lysis, which is of particular importance in systemic infections. Insecticidal toxin complex genes have been detected in some clinical biotype 1A strains of <i>Y. enterocolitica</i>. However, their role has not yet been fully elucidated. Strains belonging to biotype 1A have long been considered non-pathogenic. This view is beginning to change due to the emerging knowledge about the toxigenic potential of these bacteria and their ability to overcome the defense barriers of the host organism.
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spelling doaj.art-7a36cd1d374345d783dd4927b6059bf72023-11-23T22:21:40ZengMDPI AGToxins2072-66512022-02-0114211810.3390/toxins14020118Toxigenic Properties of <i>Yersinia enterocolitica</i> Biotype 1AAleksandra Platt-Samoraj0Department of Epizootiology, Faculty of Veterinary Medicine, University of Warmia and Mazury, 10-718 Olsztyn, Poland<i>Yersinia (Y.) enterocolitica</i>, an etiological agent of yersiniosis, is a bacterium whose pathogenicity is determined, among other things, by its ability to produce toxins. The aim of this article was to present the most important toxins that are produced by biotype 1A strains of <i>Y. enterocolitica</i>, and to discuss their role in the pathogenesis of yersiniosis. <i>Y. enterocolitica</i> biotype 1A strains are able to synthesize variants of thermostable YST enterotoxin and play a key role in the pathogenesis of yersiniosis. Biotype 1A strains of <i>Y. enterocolitica</i> also produce <i>Y. enterocolitica</i> pore-forming toxins, YaxA and YaxB. These toxins form pores in the cell membrane of host target cells and cause osmotic lysis, which is of particular importance in systemic infections. Insecticidal toxin complex genes have been detected in some clinical biotype 1A strains of <i>Y. enterocolitica</i>. However, their role has not yet been fully elucidated. Strains belonging to biotype 1A have long been considered non-pathogenic. This view is beginning to change due to the emerging knowledge about the toxigenic potential of these bacteria and their ability to overcome the defense barriers of the host organism.https://www.mdpi.com/2072-6651/14/2/118<i>Yersinia enterocolitica</i>biotype 1AtoxinsYST-bYSY-cinsecticidal toxins
spellingShingle Aleksandra Platt-Samoraj
Toxigenic Properties of <i>Yersinia enterocolitica</i> Biotype 1A
Toxins
<i>Yersinia enterocolitica</i>
biotype 1A
toxins
YST-b
YSY-c
insecticidal toxins
title Toxigenic Properties of <i>Yersinia enterocolitica</i> Biotype 1A
title_full Toxigenic Properties of <i>Yersinia enterocolitica</i> Biotype 1A
title_fullStr Toxigenic Properties of <i>Yersinia enterocolitica</i> Biotype 1A
title_full_unstemmed Toxigenic Properties of <i>Yersinia enterocolitica</i> Biotype 1A
title_short Toxigenic Properties of <i>Yersinia enterocolitica</i> Biotype 1A
title_sort toxigenic properties of i yersinia enterocolitica i biotype 1a
topic <i>Yersinia enterocolitica</i>
biotype 1A
toxins
YST-b
YSY-c
insecticidal toxins
url https://www.mdpi.com/2072-6651/14/2/118
work_keys_str_mv AT aleksandraplattsamoraj toxigenicpropertiesofiyersiniaenterocoliticaibiotype1a