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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">mimmun</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинская иммунология</journal-title><trans-title-group xml:lang="en"><trans-title>Medical Immunology (Russia)</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1563-0625</issn><issn pub-type="epub">2313-741X</issn><publisher><publisher-name>SPb RAACI</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.15789/1563-0625-2011-1-41-48</article-id><article-id custom-type="elpub" pub-id-type="custom">mimmun-281</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>РЕКОМБИНАНТНЫЕ ПОЛИПЕПТИДЫ НА ОСНОВЕ С5a ПЕПТИДАЗЫ КАК ПОТЕНЦИАЛЬНЫЕ КОМПОНЕНТЫ ВАКЦИН ПРОТИВ СТРЕПТОКОККА ГРУППЫ</article-title><trans-title-group xml:lang="en"><trans-title>RECOMBINANT  POLYPEPTIDES  BASED  ON  C5A  PEPTIDASE  AS  POTENTIAL  VACCINE COMPONENTS AGAINST GROUP B STREPTOCOCCI</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Дуплик</surname><given-names>H. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Duplik</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>197376, Санкт-Петербург, ул. Акад. Павлова, 12.</p></bio><email xlink:type="simple">nadezhdaduplik@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Королева</surname><given-names>И. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Koroleva</surname><given-names>I. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>197376, Санкт-Петербург, ул. Акад. Павлова, 12.</p></bio><email xlink:type="simple">nadezhdaduplik@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Грабовская</surname><given-names>К. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Grabovskaya</surname><given-names>K. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>197376, Санкт-Петербург, ул. Акад. Павлова, 12.</p></bio><email xlink:type="simple">nadezhdaduplik@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Суворов</surname><given-names>А. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Suvorov </surname><given-names>A. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>197376, Санкт-Петербург, ул. Акад. Павлова, 12.</p></bio><email xlink:type="simple">nadezhdaduplik@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff xml:lang="ru" id="aff-1"><institution>Учреждение Российской академии медицинских наук Научно-исследовательский институт &#13;
экспериментальной медицины Северо-Западного отделения РАМН, Санкт-Петербург</institution><country>Russian Federation</country></aff><pub-date pub-type="collection"><year>2011</year></pub-date><pub-date pub-type="epub"><day>18</day><month>07</month><year>2014</year></pub-date><volume>13</volume><issue>1</issue><fpage>41</fpage><lpage>48</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Дуплик H.В., Королева И.В., Грабовская К.Б., Суворов А.Н., 2014</copyright-statement><copyright-year>2014</copyright-year><copyright-holder xml:lang="ru">Дуплик H.В., Королева И.В., Грабовская К.Б., Суворов А.Н.</copyright-holder><copyright-holder xml:lang="en">Duplik N.V., Koroleva I.V., Grabovskaya K.B., Suvorov  A.N.</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://www.mimmun.ru/mimmun/article/view/281">https://www.mimmun.ru/mimmun/article/view/281</self-uri><abstract><p>Резюме. Фрагменты гена, кодирующие Nтерминальный и центральный участки С5а пептидазы стрептококка группы  В (СГВ), были проклонированы с использованием экспрессионных векторов в E. coli M15. Соответствующие рекомбинантные полипептиды SCPB1a и SCPB3a с молекулярной массой 12,0±0,5 кДа и 11,0±0,5 кДа были экспрессированы и аффинно очищены. Оба полипептида индуцировали продукцию специфических антител при подкожной иммунизации мышей. Болеевыраженный  иммунный  ответ  наблюдали  на  введение  SCPB3a.  В  опытах  in  vitro  (опсонофагоцитарный тест) и in vivo (модель генерализованной инфекции на мышах) были исследованы антимикробные свойства антиSCPB1a и антиSCPB3a антител. В работе было продемонстрировано, что Nтерминальная и центральная части молекулы С5а пептидазы содержат эпитопы, ответственные за формирование гуморального иммунитета с образованием антител класса G, эффективно опсонизирующих СГВ, а полученные рекомбинантные полипептиды SCPB1a и SCPB3a могут быть рекомендованы для дальнейшего использования при создании поликомпонентной вакцины против СГВ.</p></abstract><trans-abstract xml:lang="en"/><kwd-group xml:lang="ru"><kwd>стрептококк группы В</kwd><kwd>С5а пептидаза</kwd><kwd>рекомбинантные полипептиды</kwd><kwd>иммуногенность</kwd><kwd>опсонофагоцитоз</kwd></kwd-group><kwd-group xml:lang="en"><kwd>group B streptococci</kwd><kwd>C5a peptidase</kwd><kwd>recombinant polypeptides</kwd><kwd>immunogenicity</kwd><kwd>opsonophagocytosis</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">Грабовская К.Б., Леонтьева Г.Ф., Мерингова Л.Ф., Воробьева Е.И., Суворов А.Н., Тотолян А.А. 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