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<article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Journal of microbiology, epidemiology and immunobiology</journal-id><journal-title-group><journal-title xml:lang="en">Journal of microbiology, epidemiology and immunobiology</journal-title><trans-title-group xml:lang="ru"><trans-title>Журнал микробиологии, эпидемиологии и иммунобиологии</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0372-9311</issn><issn publication-format="electronic">2686-7613</issn><publisher><publisher-name xml:lang="en">Central Research Institute for Epidemiology</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">13790</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>Articles</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>Статьи</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">INFLUENCE OF PLANT EXTRACTS ON THE ACTIVITY OF CHOLERA TOXIN OF VIBRIO CHOLERAE</article-title><trans-title-group xml:lang="ru"><trans-title>ВЛИЯНИЕ ЭКСТРАКТОВ РАСТЕНИЙ НА АКТИВНОСТЬ ХОЛЕРНОГО ТОКСИНА VIBRIO CHOLERAE</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Markina</surname><given-names>O. V</given-names></name><name xml:lang="ru"><surname>Маркина</surname><given-names>О. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Alekseeva</surname><given-names>L. P</given-names></name><name xml:lang="ru"><surname>Алексеева</surname><given-names>Л. П</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Markin</surname><given-names>N. V</given-names></name><name xml:lang="ru"><surname>Маркин</surname><given-names>Н. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Telesmanich</surname><given-names>N. R</given-names></name><name xml:lang="ru"><surname>Телесманич</surname><given-names>Н. Р</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Rostov-on-Don Research Institute of Plague Control</institution></aff><aff><institution xml:lang="ru">Ростовский-на-Дону противочумный институт</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Research Institute of Biology of Southern Federal University, Rostov-on-Don, Russia</institution></aff><aff><institution xml:lang="ru">НИИ биологии Южного Федерального университета, Ростов-на Дону</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2013-02-15" publication-format="electronic"><day>15</day><month>02</month><year>2013</year></pub-date><volume>90</volume><issue>1</issue><issue-title xml:lang="en">NO1 (2013)</issue-title><issue-title xml:lang="ru">№1 (2013)</issue-title><fpage>9</fpage><lpage>13</lpage><history><date date-type="received" iso-8601-date="2023-06-09"><day>09</day><month>06</month><year>2023</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2013, Markina O.V., Alekseeva L.P., Markin N.V., Telesmanich N.R.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2013, Маркина О.В., Алексеева Л.П., Маркин Н.В., Телесманич Н.Р.</copyright-statement><copyright-year>2013</copyright-year><copyright-holder xml:lang="en">Markina O.V., Alekseeva L.P., Markin N.V., Telesmanich N.R.</copyright-holder><copyright-holder xml:lang="ru">Маркина О.В., Алексеева Л.П., Маркин Н.В., Телесманич Н.Р.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://creativecommons.org/licenses/by/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://microbiol.crie.ru/jour/article/view/13790">https://microbiol.crie.ru/jour/article/view/13790</self-uri><abstract xml:lang="en"><p>Aim . Study the activity of plant extracts against cholera toxin (CT) of Vibrio cholerae O1. Materials and methods. Antitoxic activity of plant extracts was determined by using enzyme immunoassay and CHO-K1 cell culture. Results. 8 water extracts of plants were studied. Extracts of nut, tutsan, milfoil, basil do not have effect on CT activity in EIA or CHO-K1 cell culture. Celandine and rhubarb extracts do not reduce CT immunochemical activity but prevent elongation of CHO-K1 cells. Oak and hop extracts suppress binding in EIA of cholera toxin and GM1 receptors and in- significantly reduce its activity in cell culture. Conclusion. Antitoxic activity of plant extracts against CT is perspective for the development of preparations possessing inhibition effect.</p></abstract><trans-abstract xml:lang="ru"><p>Цель. Изучение активности экстрактов растений в отношении холерного токсина (ХТ) Vibrio cholerae O1. Материалы и методы. Определяли антитоксическую активность растительных экстрактов, используя иммуноферментный анализ и культуру клеток CHO-K1. Результаты. Было исследовано 8 водных экстрактов растений. Показано, что экстраты ореха, зверобоя, тысячелистника, базилика не влияют на активность ХТ в ИФА и культуре клеток CHO-K1. Экстракты чистотела и ревеня не снижают иммунохимическую активность ХТ, но препятствуют удлинению клеток CHO-K1. Экстракты дуба и хмеля подавляют связывание в ИФА холерного токсина с рецепторами GM1 и незначительно снижают его активность в культуре клеток. Заключение. Антитоксическая активность экстрактов растений в отношении ХТ перспективна для разработки препаратов, обладающих ингибирующим эффектом.</p></trans-abstract><kwd-group xml:lang="en"><kwd>cholera toxin</kwd><kwd>plant extracts</kwd><kwd>enzyme immunoassay</kwd><kwd>cell culture</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>холерный токсин</kwd><kwd>растительные экстракты</kwd><kwd>иммуноферментный анализ</kwd><kwd>культура клеток</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Зузук Б. М., Куцик Р. В., Федяк И. О. Чистотел большой Сhelidonium majus. Провизор. 2006, 9: (http://www.provisor. com.ua/archive/2006/N9/art_15.php).</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Маркина О.В., Алексеева Л.П., Телесманич Н.Р. и др. GM1-ИФА для выявления токсинпродуцирующих штаммов Vibrio cholerae. 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