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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">13484</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">USE OF pH-SENSITIVE IMMOBILIZED MONOCLONAL ANTIBODIES FOR OPTIMIZATION OF IMMUNOENZYME SANDWICH TECHNIQUE OF DETECTION OF HBsAg OF HEPATITIS B VIRUS</article-title><trans-title-group xml:lang="ru"><trans-title>ИСПОЛЬЗОВАНИЕ рН-ЧУВСТВИТЕЛЬНЫХ ИММОБИЛИЗОВАННЫХ МОНОКЛОНАЛЬНЫХ АНТИТЕЛ ДЛЯ ОПТИМИЗАЦИИ ИММУНОФЕРМЕНТНОГО СЭНДВИЧ-МЕТОДА ОПРЕДЕЛЕНИЯ HBsAg ВИРУСА ГЕПАТИТА В</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Yakovleva</surname><given-names>D. A</given-names></name><name xml:lang="ru"><surname>Яковлева</surname><given-names>Д. А</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Dmitriev</surname><given-names>A. D</given-names></name><name xml:lang="ru"><surname>Дмитриев</surname><given-names>А. Д</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Dmitriev</surname><given-names>D. A</given-names></name><name xml:lang="ru"><surname>Дмитриев</surname><given-names>Д. А</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kolyaskina</surname><given-names>G. I</given-names></name><name xml:lang="ru"><surname>Коляскина</surname><given-names>Г. И</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Massino</surname><given-names>Yu. S</given-names></name><name xml:lang="ru"><surname>Массино</surname><given-names>Ю. С</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Pavlova</surname><given-names>E. V</given-names></name><name xml:lang="ru"><surname>Павлова</surname><given-names>Е. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Pyrenkova</surname><given-names>I. Yu</given-names></name><name xml:lang="ru"><surname>Пыренкова</surname><given-names>И. Ю</given-names></name></name-alternatives><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Smirnova</surname><given-names>M. B</given-names></name><name xml:lang="ru"><surname>Смирнова</surname><given-names>М. Б</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Segal</surname><given-names>O. L</given-names></name><name xml:lang="ru"><surname>Сегал</surname><given-names>О. Л</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Tarakanova</surname><given-names>Yu. N</given-names></name><name xml:lang="ru"><surname>Тараканова</surname><given-names>Ю. Н</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Ulanova</surname><given-names>T. I</given-names></name><name xml:lang="ru"><surname>Уланова</surname><given-names>Т. И</given-names></name></name-alternatives><xref ref-type="aff" rid="aff4"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Fartushnaya</surname><given-names>O. N</given-names></name><name xml:lang="ru"><surname>Фартушная</surname><given-names>О. Н</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Sharipova</surname><given-names>I. N</given-names></name><name xml:lang="ru"><surname>Шарипова</surname><given-names>И. Н</given-names></name></name-alternatives><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kolyaskina</surname><given-names>G. I</given-names></name><name xml:lang="ru"><surname>Коляскина</surname><given-names>Г. И</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Lavrov</surname><given-names>V. F</given-names></name><name xml:lang="ru"><surname>Лавров</surname><given-names>В. Ф</given-names></name></name-alternatives><xref ref-type="aff" rid="aff5"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Scientific Center for Mental Health</institution></aff><aff><institution xml:lang="ru">Научный центр психического здоровья РАМН</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Institute of Higher Nervious Activity and Neurophysiology, Moscow,Russia</institution></aff><aff><institution xml:lang="ru">Институт высшей нервной деятельности и нейрофизиологии, Москва</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">Scientific-Manufacturing Organization «Diagnostic Systems», Nizhny Novgorog</institution></aff><aff><institution xml:lang="ru">НПО «Диагностические системы», Нижний Новгоро</institution></aff></aff-alternatives><aff-alternatives id="aff4"><aff><institution xml:lang="en">Scientific-Manufacturing Organization «Diagnostic Systems», Nizhny Novgorog</institution></aff><aff><institution xml:lang="ru"></institution></aff></aff-alternatives><aff-alternatives id="aff5"><aff><institution xml:lang="en">Mechnikov Research Institute of Vaccines and Sera, Moscow, Russia</institution></aff><aff><institution xml:lang="ru">НИИ вакцин и сывороток им. И.И. Мечникова, Москва</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2010-04-15" publication-format="electronic"><day>15</day><month>04</month><year>2010</year></pub-date><volume>87</volume><issue>2</issue><issue-title xml:lang="en">NO2 (2010)</issue-title><issue-title xml:lang="ru">№2 (2010)</issue-title><fpage>85</fpage><lpage>89</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 ©; 2010, Yakovleva D.A., Dmitriev A.D., Dmitriev D.A., Kolyaskina G.I., Massino Y.S., Pavlova E.V., Pyrenkova I.Y., Smirnova M.B., Segal O.L., Tarakanova Y.N., Ulanova T.I., Fartushnaya O.N., Sharipova I.N., Kolyaskina G.I., Lavrov V.F.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2010, Яковлева Д.А., Дмитриев А.Д., Дмитриев Д.А., Коляскина Г.И., Массино Ю.С., Павлова Е.В., Пыренкова И.Ю., Смирнова М.Б., Сегал О.Л., Тараканова Ю.Н., Уланова Т.И., Фартушная О.Н., Шарипова И.Н., Коляскина Г.И., Лавров В.Ф.</copyright-statement><copyright-year>2010</copyright-year><copyright-holder xml:lang="en">Yakovleva D.A., Dmitriev A.D., Dmitriev D.A., Kolyaskina G.I., Massino Y.S., Pavlova E.V., Pyrenkova I.Y., Smirnova M.B., Segal O.L., Tarakanova Y.N., Ulanova T.I., Fartushnaya O.N., Sharipova I.N., Kolyaskina G.I., Lavrov V.F.</copyright-holder><copyright-holder xml:lang="ru">Яковлева Д.А., Дмитриев А.Д., Дмитриев Д.А., Коляскина Г.И., Массино Ю.С., Павлова Е.В., Пыренкова И.Ю., Смирнова М.Б., Сегал О.Л., Тараканова Ю.Н., Уланова Т.И., Фартушная О.Н., Шарипова И.Н., Коляскина Г.И., Лавров В.Ф.</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/13484">https://microbiol.crie.ru/jour/article/view/13484</self-uri><abstract xml:lang="en"><p>Aim. To develop highly sensitive sandwich technique for identification of surface hepatitis B virus antigen (HBsAg) in serum and analyse of possible improvement of solid phase for immunoenzyme sandwich technique of HBsAg identification through variation of pH-dependent sorption of monoclonal antibodies on the surface of immune plates. Materials and methods. Calibration curves for identification of HBsAg in sandwich techniques using 36 possible binary combinations of monoclonal antibodies of our panel (including high affinity antibodies to HBsAg produced by 6 hybridomas) were compared. Immobilization of antibodies on solid phase (by passive sorption) was performed at different pH values (2.8, 7.5, and 9.5). Results. Analysis of panel of antibodies to HBsAg produced by 6 hybridomas revealed pH-dependent monoclonal antibodies (18C8), which immobilization at low pH values together with detecting antibodies F4F3 allowed to greatly improve sensitivity of the sandwich technique. Minimal credibly detectable concentration of HBsAg in sera of persons infected with hepatitis B virus was 0.013—0.017 ng/ml. Validation of sandwich technique was performed on sertified panel of serum samples with various concentrations of HBsAg (different serotypes). Conclusion. Highly sensitive sandwich technique for detection of HBsAg was developed. It was shown that analysis of panel of monoclonal antibodies on pH-dependence could be used as simple methodical approach for optimization of immunoenzyme sandwich techniques for detection of different antigens.</p></abstract><trans-abstract xml:lang="ru"><p>Цель. Получение высокочувствительного сэндвич-метода определения поверхностного антигена вируса гепатита В (HBsAg) в сыворотке крови. Анализ возможности оптимизации твердой фазы в иммуноферментом сэндвич методе определения HВsAg путем вариации рН сорбции моноклональных антител на поверхность иммунных планшетов. Материалы и методы. Сравнивали калибровочные кривые для определения HВsAg в сэндвич-методах, использующих 36 возможных парных сочетаний моноклональных антител нашей панели (включающей высокоаффинные антитела к HBsAg, продуцируемые шестью гибридомами). Иммобилизацию антител на твердой фазе (путем пассивной сорбции) проводили при различных значениях рН (2,8; 7,5 и 9,5). Результаты. Анализ панели антител из 6 гибридом к HВsAg выявил рН-чувствительные моноклональные антитела (18С8), иммобилизация которых при низких значениях рН (2,8) с детектирующими антителами F4F3 позволила резко увеличить чувствительность сэндвич-метода. Минимальная достоверно определяемая концентрация HBsAg в сыворотках больных, инфицированных вирусом гепатита В, составляла 0,013—0,017 нг/мл. Валидация сэндвич-метода была проведена на сертифицированной панели сывороток с различными концентрациями HBsAg (разных серотипов). Заключение. Сконструирован высокочувствительный сэндвич-метод определения HВsAg. Показано, что анализ панели моноклональных антител на рН-чувствительность может использоваться в качестве простого методического приема для оптимизации иммуноферментных сэндвич-методов определения различных антигенов.</p></trans-abstract><kwd-group xml:lang="en"><kwd>monoclonal antibodies</kwd><kwd>immunoenzyme sandwich technique</kwd><kwd>surface hepatitis B virus antigen (HBsAg)</kwd><kwd>blood serum</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>моноклональные антитела</kwd><kwd>иммуноферментный сэндвич-метод</kwd><kwd>поверхностный антиген вируса ГВ (HBsAg)</kwd><kwd>сыворотка крови</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Block T.M., Guo H., Guo J.T. Molecular virology of hepatitis B virus for clinicans. Clin. Liver. Dis. 2007, 11 (4): 685-706.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Butler J.E. 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