The Role of Extracellular Exopolysaccharide in Cholera Agent Adaptation in the Environment

The review presents literary data as regards the role of extracellular exopolysaccharide in formation of morphologically altered rugose variants of cholera vibrio. These variants differ by greater resistance to unfavorable factors of the environment as well as genetic control of synthesis of rugose...

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Main Authors: S. P. Zadnova, N. I. Smirnova
Format: Article
Language:Russian
Published: Federal Government Health Institution, Russian Research Anti-Plague Institute “Microbe” 2010-06-01
Series:Проблемы особо опасных инфекций
Subjects:
Online Access:https://journal.microbe.ru/jour/article/view/536
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author S. P. Zadnova
N. I. Smirnova
author_facet S. P. Zadnova
N. I. Smirnova
author_sort S. P. Zadnova
collection DOAJ
description The review presents literary data as regards the role of extracellular exopolysaccharide in formation of morphologically altered rugose variants of cholera vibrio. These variants differ by greater resistance to unfavorable factors of the environment as well as genetic control of synthesis of rugose exopolisaccharide. Besides, presented are authors` experimental data on detection of the clones with altered colony morphology (opaque) in the population of Vibrio cholerae of classical biovar. They appeared as a result of production of extracellular exopolysaccharide and coordinated alteration of synthesis of some vital pathogenicity factors (cholera toxin, soluble hemagglutinin/protease, motility). The data received suggest that revealed is new mechanism of classical cholera vibrios adaptation at a change of environmental conditions.
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spelling doaj.art-529b20176a684f4c8b163daf4fac12292024-04-05T16:47:06ZrusFederal Government Health Institution, Russian Research Anti-Plague Institute “Microbe”Проблемы особо опасных инфекций0370-10692658-719X2010-06-0103(105)131910.21055/0370-1069-2010-3(105)-13-19520The Role of Extracellular Exopolysaccharide in Cholera Agent Adaptation in the EnvironmentS. P. Zadnova0N. I. Smirnova1Russian Research Anti-Plague Institute MicrobeRussian Research Anti-Plague Institute MicrobeThe review presents literary data as regards the role of extracellular exopolysaccharide in formation of morphologically altered rugose variants of cholera vibrio. These variants differ by greater resistance to unfavorable factors of the environment as well as genetic control of synthesis of rugose exopolisaccharide. Besides, presented are authors` experimental data on detection of the clones with altered colony morphology (opaque) in the population of Vibrio cholerae of classical biovar. They appeared as a result of production of extracellular exopolysaccharide and coordinated alteration of synthesis of some vital pathogenicity factors (cholera toxin, soluble hemagglutinin/protease, motility). The data received suggest that revealed is new mechanism of classical cholera vibrios adaptation at a change of environmental conditions.https://journal.microbe.ru/jour/article/view/536<i>vibrio cholerae</i>rugose variantsexopolysaccharideadaptation
spellingShingle S. P. Zadnova
N. I. Smirnova
The Role of Extracellular Exopolysaccharide in Cholera Agent Adaptation in the Environment
Проблемы особо опасных инфекций
<i>vibrio cholerae</i>
rugose variants
exopolysaccharide
adaptation
title The Role of Extracellular Exopolysaccharide in Cholera Agent Adaptation in the Environment
title_full The Role of Extracellular Exopolysaccharide in Cholera Agent Adaptation in the Environment
title_fullStr The Role of Extracellular Exopolysaccharide in Cholera Agent Adaptation in the Environment
title_full_unstemmed The Role of Extracellular Exopolysaccharide in Cholera Agent Adaptation in the Environment
title_short The Role of Extracellular Exopolysaccharide in Cholera Agent Adaptation in the Environment
title_sort role of extracellular exopolysaccharide in cholera agent adaptation in the environment
topic <i>vibrio cholerae</i>
rugose variants
exopolysaccharide
adaptation
url https://journal.microbe.ru/jour/article/view/536
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AT nismirnova theroleofextracellularexopolysaccharideincholeraagentadaptationintheenvironment
AT spzadnova roleofextracellularexopolysaccharideincholeraagentadaptationintheenvironment
AT nismirnova roleofextracellularexopolysaccharideincholeraagentadaptationintheenvironment