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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">13593</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">CHARACTERISTICS OF MYCOBACTERIUM TUBERCULOSIS STRAINS CIRCULATING IN PSKOV REGION</article-title><trans-title-group xml:lang="ru"><trans-title>ХАРАКТЕРИСТИКА ШТАММОВ MYCOBACTERIUM TUBERCULOSIS, ЦИРКУЛИРУЮЩИХ В ПСКОВСКОЙ ОБЛАСТИ</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Vyazovaya</surname><given-names>A. A.</given-names></name><name xml:lang="ru"><surname>Вязовая</surname><given-names>А. А</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zhuravlev</surname><given-names>V. Yu</given-names></name><name xml:lang="ru"><surname>Журавлев</surname><given-names>В. Ю</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Mokrousov</surname><given-names>I. V</given-names></name><name xml:lang="ru"><surname>Мокроусов</surname><given-names>И. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Otten</surname><given-names>T. F</given-names></name><name xml:lang="ru"><surname>Оттен</surname><given-names>Т. Ф</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. P</given-names></name><name xml:lang="ru"><surname>Павлова</surname><given-names>Е. П</given-names></name></name-alternatives><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Krishevich</surname><given-names>V. V</given-names></name><name xml:lang="ru"><surname>Кришевич</surname><given-names>В. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Vishnevsky</surname><given-names>B. I.</given-names></name><name xml:lang="ru"><surname>Вишневский</surname><given-names>Б. И</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Narvskaya</surname><given-names>O. V</given-names></name><name xml:lang="ru"><surname>Нарвская</surname><given-names>О. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Pasteur Research Institute of Epidemiology and Microbiology</institution></aff><aff><institution xml:lang="ru">НИИ эпидемиологии и микробиологии им. Пастера</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Research Institute of Phthisio-pulmonology</institution></aff><aff><institution xml:lang="ru">НИИ фтизиопульмонологии</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">Pskov Region Dispansery for Tuberculosis Control</institution></aff><aff><institution xml:lang="ru">Противотуберкулезный диспансер Псковской области</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2011-12-15" publication-format="electronic"><day>15</day><month>12</month><year>2011</year></pub-date><volume>88</volume><issue>6</issue><issue-title xml:lang="en">NO6 (2011)</issue-title><issue-title xml:lang="ru">№6 (2011)</issue-title><fpage>27</fpage><lpage>31</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 ©; 2011, Vyazovaya A.A., Zhuravlev V.Y., Mokrousov I.V., Otten T.F., Pavlova E.P., Krishevich V.V., Vishnevsky B.I., Narvskaya O.V.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2011, Вязовая А.А., Журавлев В.Ю., Мокроусов И.В., Оттен Т.Ф., Павлова Е.П., Кришевич В.В., Вишневский Б.И., Нарвская О.В.</copyright-statement><copyright-year>2011</copyright-year><copyright-holder xml:lang="en">Vyazovaya A.A., Zhuravlev V.Y., Mokrousov I.V., Otten T.F., Pavlova E.P., Krishevich V.V., Vishnevsky B.I., Narvskaya O.V.</copyright-holder><copyright-holder xml:lang="ru">Вязовая А.А., Журавлев В.Ю., Мокроусов И.В., Оттен Т.Ф., Павлова Е.П., Кришевич В.В., Вишневский Б.И., Нарвская О.В.</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/13593">https://microbiol.crie.ru/jour/article/view/13593</self-uri><abstract xml:lang="en"><p>Aim. Characteristics ofdrug resistance (DR) and population structure of Mycobacterium tuberculosis in Pskov region. Materials and methods. In 90 strains of M.tuberculosis drug resistance was studied by culture method and by using «TB-BIOCHIP»; genotyping was determined by spoligotyping method. Results. 55 (61.1%) of 90 M.tuberculosis strains had drug resistance, with 40 (44.4%) being multi-resistant. M.tuberculosis population was presented by SIT1 spoligotype strains of genetic families Beijing - 44.4%, LAM - 21.1%, T - 14.4%, Haarlem - 11.1% and Ural - 5.6%, according to SpolDB4. Among M.tuberculosis strains circulating in Pskov region the most widespread (44.4%) was SIT1 spoligotype (p&lt;0.0001). DR and multi-resistant DR (MDR) in Beijing strains occurred more frequently than in «non-Beijing» strains (p&lt;0.001 and p=0.03 respectively) and were determined by rpoB mutations Ser531^Ley and katG Ser315^Thr. All the SIT252 spoli-gotype strains were multi-resistant, and their resistance to rifampicin was determined by rpoB Asp516^Ser substitution, to isoniazid - katG Ser315^Thr and inhA_T15 substitutions. Conclusion. The data obtained gives evidence on tuberculosis epidemiological unfavorability and wide circulation of MDR M.tuberculosis strains in Pskov region.</p></abstract><trans-abstract xml:lang="ru"><p>Цель. Характеристика лекарственной устойчивости (ЛУ) и структуры популяции Mycobacterium tuberculosis в Псковской области. Материалы и методы. У 90 штаммов M.tuberculosis изучена лекарственная устойчивость культуральным методом и с помощью тест-системы «ТБ-БИОЧИП»; принадлежность к генотипу определяли методом сполиготипирова-ния. Результаты. Лекарственной устойчивостью обладали 55 (61,1%) из 90 штаммов M. tuberculosis, при этом 40 (44,4%) были мультирезистентны. Популяция M. tuberculosis представлена штаммами спо-лиготипа SIT1 генетического семейства Beijing - 44,4%, LAM - 21,1%, Т - 14,4%, Haarlem - 11,1% и Ural - 5,6%, согласно SpolDB4. У штаммов M.tuberculosis, циркулирующих в Псковской области, наиболее распространен (44,4%) сполиготип SIT1 (р&lt;0,0001). ЛУ и мультирезистентная ЛУ (МЛУ) у штаммов Beijing встречались чаще, чем у штаммов «не-Beijing» (р&lt;0,001 и р=0,03, соответственно) и были обусловлены мутациями rpoB Ser531^Leu и katG Ser315^Thr. Все штаммы сполиготипа SIT252 были мультирезистентны, причем их устойчивость к рифампицину была обусловлена заменами rpoB Asp516^Ser, к изониазиду - katG Ser315^Thr и inhA_ T15. Заключение. Полученные данные свидетельствуют об эпидемическом неблагополучии по туберкулезу и широкой циркуляции МЛУ штаммов M.tuberculosis в Псковской области.</p></trans-abstract><kwd-group xml:lang="en"><kwd>Mycobacterium tuberculosis</kwd><kwd>Mycobacterium tuberculosis</kwd><kwd>multiresistance</kwd><kwd>spoligotyping</kwd><kwd>Beijing genotype</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>мультирезистентность</kwd><kwd>сполиготипирование</kwd><kwd>генотип Beijing</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Нарвская О.В. Геномный полиморфизм Mycobacterium tuberculosis и его значение в эпидемическом процессе. Автореф. дис. д-ра мед. наук. СПб, 2003.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Afanas'ev M., Ikryannikova L., Il'ina E. et al. Molecular typing of Mycobacterium tuberculosis circulated in Moscow, Russian Federation. Eur. J. Clin. Microbiol. Infect. 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