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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">mvjr</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинский вестник Юга России</journal-title><trans-title-group xml:lang="en"><trans-title>Medical Herald of the South of Russia</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2219-8075</issn><issn pub-type="epub">2618-7876</issn><publisher><publisher-name>The Rostov State Medical University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.21886/2219-8075-2018-9-4-81-86</article-id><article-id custom-type="elpub" pub-id-type="custom">mvjr-769</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>Сравнительный анализ генотипов штаммов Helicobacter pylori в Ростовской и Астраханской области</article-title><trans-title-group xml:lang="en"><trans-title>Comparative analysis of genotypes of Helicobacter pylori strains in the Rostov and Astrakhan regions</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1835-1496</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сорокин</surname><given-names>В. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Sorokin</surname><given-names>V. M.</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><email xlink:type="simple">soroka53@mail.ru</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>Писанов</surname><given-names>Р. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Pisanov</surname><given-names>R. V.</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9056-3231</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Водопьянов</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Vodop’janov</surname><given-names>A. S</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Голубкина</surname><given-names>Е. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Golubkina</surname><given-names>E. V.</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Березняк</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Bereznjak</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Ростовский-на-Дону противочумный институт Роспотребнадзора, Ростов-на-Дону</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Rostov-on-Don Institute for Plague Control, Rostov-on-Do</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Астраханский государственный медицинский университет, Астрахань</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Astrakhan State Medical University, Astrakhan</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2018</year></pub-date><pub-date pub-type="epub"><day>27</day><month>12</month><year>2018</year></pub-date><volume>9</volume><issue>4</issue><fpage>81</fpage><lpage>86</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Сорокин В.М., Писанов Р.В., Водопьянов А.С., Голубкина Е.В., Березняк Е.А., 2018</copyright-statement><copyright-year>2018</copyright-year><copyright-holder xml:lang="ru">Сорокин В.М., Писанов Р.В., Водопьянов А.С., Голубкина Е.В., Березняк Е.А.</copyright-holder><copyright-holder xml:lang="en">Sorokin V.M., Pisanov R.V., Vodop’janov A.S., Golubkina E.V., Bereznjak E.A.</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.medicalherald.ru/jour/article/view/769">https://www.medicalherald.ru/jour/article/view/769</self-uri><abstract><sec><title>Цель</title><p>Цель: изучить инфицированность бактериями Нelicobacter pylori взрослого и детского населения Ростовской и Астраханской области, определить частоту встречаемости факторов патогенности H. pylori у разных возрастных групп населения.</p></sec><sec><title>Материалы и методы</title><p>Материалы и методы: обследованы 118 взрослых и 112 детей. Наличие ДНК H. pylori и факторов патогенности CagA и VacA в биопсийном материале слизистой оболочки антрального отдела желудка определяли методом полимеразной цепной реакции.</p></sec><sec><title>Результаты</title><p>Результаты: для детской популяции характерен значимо меньший процент H. pylori–позитивных пациентов, Превалирующим генотипом H.pylori в детской популяции является авирулентный генотип Vac s2m2 (60 %) (χ2: p &lt;0,005). Для взрослого населения Ростовской области генотип CagA+VacA s1VacA m1 является маркером язвенной болезни.</p></sec><sec><title>Заключение</title><p>Заключение: проведенные исследования позволили установить различия в инфицированности населения бактериями H. pylori и частоте распространения вирулентных генотипов в зависимости от региона, возраста и тяжести патологии.</p></sec></abstract><trans-abstract xml:lang="en"><sec><title>Objective</title><p>Objective: to study the infection of the adult and children’s population of the Rostov and Astrakhan regions by the bacteria Helicobacter pylori, to determine the frequency of H. pylori pathogenicity factors in diﬀerent age groups of the population.</p></sec><sec><title>Materials and methods</title><p>Materials and methods: 118 adults and 112 children were examined. Te presence of H. pylori DNA and the pathogenicity factors of CagA and VacA in the biopsy material of the mucous membrane of the antrum of the stomach was determined by PCR.</p></sec><sec><title>Results</title><p>Results: a signifcantly smaller percentage of H. pylori–positive patients is characteristic of the child population. Te prevalent H. pylori genotype in the infant population is the avirulent genotype Vac s2m2 (60%) (χ2: p &lt;0.005). Genotype CagA + VacAs1 VacAm1 is a marker of peptic ulcer for adult population of the Rostov region.</p></sec><sec><title>Conclusion</title><p>Conclusion: Te conducted studies allowed to establish diﬀerences in infection of the population with H. pylori bacteria and the frequency of the distribution of virulent genotypes depending on the region, age and severity of the pathology.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>H. pylori</kwd><kwd>факторы патогенности</kwd><kwd>хронический гастрит</kwd><kwd>язвенная болезнь</kwd><kwd>взрослые</kwd><kwd>дети</kwd></kwd-group><kwd-group xml:lang="en"><kwd>H. pylori</kwd><kwd>pathogenicity factors</kwd><kwd>chronic gastritis</kwd><kwd>peptic ulcer</kwd><kwd>adults</kwd><kwd>children.</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">Rothenbacher D., Brenner H. 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