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<article article-type="research-article" dtd-version="1.3" 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" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">microbe</journal-id><journal-title-group><journal-title xml:lang="ru">Проблемы особо опасных инфекций</journal-title><trans-title-group xml:lang="en"><trans-title>Problems of Particularly Dangerous Infections</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0370-1069</issn><issn pub-type="epub">2658-719X</issn><publisher><publisher-name>Russian Research Anti-Plague Institute “Microbe”</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.21055/0370-1069-2021-3-83-88</article-id><article-id custom-type="elpub" pub-id-type="custom">microbe-1551</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ СТАТЬИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL ARTICLES</subject></subj-group></article-categories><title-group><article-title>Получение и характеристика гибридом-продуцентов моноклональных антител к шигаподобным токсинам I и II типов</article-title><trans-title-group xml:lang="en"><trans-title>Obtaining and Characterization of Hybridomas Producing Monoclonal Antibodies to Shiga-Like Toxins of I and II Types</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-5429-6295</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Куклина</surname><given-names>Г. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Kuklina</surname><given-names>G. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Российская Федерация, Киров</p></bio><bio xml:lang="en"><p>Kirov, Russian Federation</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-2881-4730</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ипатов</surname><given-names>С. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Ipatov</surname><given-names>S. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Российская Федерация, Киров</p></bio><bio xml:lang="en"><p>Kirov, Russian Federation</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-8277-3573</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Печенкин</surname><given-names>Д. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Pechenkin</surname><given-names>D. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Российская Федерация, Киров</p></bio><bio xml:lang="en"><p>Kirov, Russian Federation</p></bio><email xlink:type="simple">23527@mil.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-3133-1921</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Еремкин</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Eremkin</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Российская Федерация, Киров</p></bio><bio xml:lang="en"><p>Kirov, Russian Federation</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-0277-2226</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кытманов</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kytmanov</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Российская Федерация, Киров</p></bio><bio xml:lang="en"><p>Kirov, Russian Federation</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9171-1603</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дубровин</surname><given-names>М. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Dubrovin</surname><given-names>M. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Российская Федерация, Киров</p></bio><bio xml:lang="en"><p>Kirov, Russian Federation</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-5164-3645</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Горшков</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Gorshkov</surname><given-names>A. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Российская Федерация, Киров</p></bio><bio xml:lang="en"><p>Kirov, Russian Federation</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Филиал ФГБУ «48 Центральный научно-исследовательский институт» Министерства обороны Российской Федерации</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Affiliated Branch of the Federal State Budgetary Institution “48th Central Research Institute” of the Ministry of Defense of the Russian Federation</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>23</day><month>10</month><year>2021</year></pub-date><volume>0</volume><issue>3</issue><fpage>83</fpage><lpage>88</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Куклина Г.В., Ипатов С.С., Печенкин Д.В., Еремкин А.В., Кытманов А.А., Дубровин М.Ю., Горшков А.С., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Куклина Г.В., Ипатов С.С., Печенкин Д.В., Еремкин А.В., Кытманов А.А., Дубровин М.Ю., Горшков А.С.</copyright-holder><copyright-holder xml:lang="en">Kuklina G.V., Ipatov S.S., Pechenkin D.V., Eremkin A.V., Kytmanov A.A., Dubrovin M.Y., Gorshkov A.S.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://journal.microbe.ru/jour/article/view/1551">https://journal.microbe.ru/jour/article/view/1551</self-uri><abstract><p>Цель – получить и охарактеризовать гибридомы-продуценты моноклональных антител к шигаподобным токсинам I и II типов.</p><sec><title>Материалы и методы</title><p>Материалы и методы. В работе использованы препараты шигаподобных токсинов I и II типов, полученные в филиале ФГБУ «48 ЦНИИ» Минобороны России (г. Киров); мыши линии BALB/c; клетки миеломы SP2/0-Ag14. Гибридизацию спленоцитов иммунных мышей и миеломных клеток проводили по методике G. Kohler и C. Milstein в модификации De St. Fazekas и D. Scheidegger с использованием 50 % полиэтиленгликоля. Гибридные клеточные линии, продуцирующие специфические моноклональные антитела, клонировали методом лимитирующих разведений. Изучение ростовых и секреторных свойств гибридом проводили при культивировании in vitro и in vivo. Специфическую активность иммунных сывороток, культуральных и асцитических жидкостей гибридом исследовали методом непрямого иммуноферментного анализа. Моноклональные антитела из асцитических жидкостей выделяли осаждением сульфатом аммония с последующей очисткой ионообменной хроматографией.</p></sec><sec><title>Результаты и обсуждение</title><p>Результаты и обсуждение. Получена панель из 8 гибридом-продуцентов моноклональных антител к шигаподобным токсинам I и II типов. Гибридомы характеризуются стабильностью пролиферативной и антителопродуцирующей активности на протяжении десяти пассажей in vitro и трех пассажей in vivo (срок наблюдения). Полученные моноклональные антитела могут быть использованы для детекции иммуноферментным методом шигаподобных токсинов I и II типов. При этом минимальная выявляемая концентрация искомых аналитов в сэндвич-варианте иммуноферментного анализа составила 1 нг/мл. Показана возможность выявления шигаподобных токсинов без типовой дифференциации при использовании в иммуноферментном анализе полирецепторной смеси моноклональных антител для сенсибилизации планшета и полиспецифичной смеси иммунопероксидазных конъюгатов.</p></sec></abstract><trans-abstract xml:lang="en"><p>Objective – obtaining and characterization of hybrid cell lines producing monoclonal antibodies against I and II types of shiga-like toxins.</p><sec><title>Materials and methods</title><p>Materials and methods. Shiga-like toxins obtained in “48thCentral Research Institute” of Ministry of Defense of Russian Federation (Kirov), BALB/c mice, myeloma cells SP2/0-Ag14 were used in research. Immune splenocytes and SP2/0-Ag14 myeloma cells were fused according to G. Kohler and C. Milstein method in De St. Fazekas and D. Scheidegger modifcation using 50 % polyethylene glycol. Hybrid cell lines producing specifc monoclonal antibodies were cloned by limited dilutions. Hybridomas growth and producing properties were studied in vitro and in vivo. Specifc activity of immune sera, culture and ascitic ﬂuids were studied by indirect ELISA. Monoclonal antibodies from ascitic ﬂuids were precipitated by saturated ammonium sulfate, followed by ion exchange chromatography</p></sec><sec><title>Results and discussion</title><p>Results and discussion. 8 hybridomas producing monoclonal antibodies against I and II types shiga-like toxins were obtained. Hybridomas are characterized by stable proliferation and antibody-producing activity during 10 passages in vitro and 3 passages in vivo (observation period). Obtained monoclonal antibodies can be used for ELISA detection of I and II types shiga-like toxins. Minimum detectable concentration of shiga-like toxins in sandwich ELISA is 1 ng/ml. The possibility of detecting shiga-like toxins without typical diﬀerentiation was shown when using in the enzyme immunoassay a polyreceptor mixture of monoclonal antibodies for sensitizing the plate and a polyspecifc mixture of immunoperoxidase conjugates.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>шигаподобные токсины</kwd><kwd>моноклональные антитела</kwd><kwd>иммуноферментный анализ</kwd></kwd-group><kwd-group xml:lang="en"><kwd>shiga-like toxins</kwd><kwd>monoclonal antibodies</kwd><kwd>and enzyme linked immunosorbent assay</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Мelton-Celsa A.R. Shiga toxin (Stx) classifcation, structure, and function. Microbiol. Spectr. 2014; 2(4):EHEC-0024-2013. DOI: 10.1128/microbiolspec.EHEC-0024-2013.</mixed-citation><mixed-citation xml:lang="en">Мelton-Celsa A.R. Shiga toxin (Stx) classifcation, structure, and function. 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