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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">10.21886/2219-8075-2018-9-1-63-69</article-id><article-id custom-type="elpub" pub-id-type="custom">mvjr-646</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>Экспрессия некоторых молекулярно-биологических маркеров при раке пищевода в зависимости от стадий заболевания и степени дифференцировки</article-title><trans-title-group xml:lang="en"><trans-title>Expression of some molecular and biological markers in esophageal tumors of various stages and grades</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>Колесников</surname><given-names>Е. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kolesnikov</surname><given-names>E. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук, заведующий</p></bio><bio xml:lang="en"><p>PhD, head of the Department of Abdominal Oncology № 1</p></bio><email xlink:type="simple">bony91@yandex.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>Базаев</surname><given-names>А. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Bazaev</surname><given-names>A. L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>аспирант</p></bio><bio xml:lang="en"><p>senior fellow</p></bio><email xlink:type="simple">bazaev_adlan@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>Златник</surname><given-names>Е. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Zlatnik</surname><given-names>E. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор медицинских наук, профессор, главный научный сотрудник</p></bio><bio xml:lang="en"><p>doctor of medical sciences, professor, leading researcher of laboratory of immunophenotyping of tumors</p></bio><email xlink:type="simple">elena-zlatnik@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>Новикова</surname><given-names>И. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Novikova</surname><given-names>I. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук, ведущий научный сотрудник</p></bio><bio xml:lang="en"><p>candidate of medical sciences, leading researcher of the laboratory of immunophenotyping of tumors</p></bio><email xlink:type="simple">rnioi@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>Ульянова</surname><given-names>Е. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Ulianova</surname><given-names>E. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>научный сотрудник лаборатории иммунофенотипирования</p></bio><bio xml:lang="en"><p>Researcher of Laboratory of Immunophenotyping of tumors, Rostov Research Institute of Oncology</p></bio><email xlink:type="simple">uljanova_elena@lenta.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>Шульгина</surname><given-names>О. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Shulgina</surname><given-names>O. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>научный сотрудник</p></bio><bio xml:lang="en"><p>Researcher of laboratory of Immunophenotyping of tumors</p></bio><email xlink:type="simple">rnioi@list.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>Попович</surname><given-names>О. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Popovich</surname><given-names>O. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач патологоанатом</p></bio><bio xml:lang="en"><p>doctor pathologist, pathology department</p></bio><email xlink:type="simple">rnioi-patologi@yandex.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>Трифанов</surname><given-names>В. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Trifanov</surname><given-names>V. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук, врач хирург</p></bio><bio xml:lang="en"><p>PhD, surgical-oncologist</p></bio><email xlink:type="simple">Trifan1975@yandex.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>Кожушко</surname><given-names>М. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kozhushko</surname><given-names>M. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук, врач хирург</p></bio><bio xml:lang="en"><p>PhD, surgical-oncologist</p></bio><email xlink:type="simple">Kozhushko.misha@yandex.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>Санамянц</surname><given-names>С. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Sanamyanc</surname><given-names>S. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук, врач онколог</p></bio><bio xml:lang="en"><p>PhD, medical oncologist</p></bio><email xlink:type="simple">doktorofff@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>Харин</surname><given-names>Л. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Kharin</surname><given-names>L. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>научный сотрудник, врач хирург</p></bio><bio xml:lang="en"><p>researcher, surgical-oncologist</p></bio><email xlink:type="simple">kharinleonid@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>Кациева</surname><given-names>Т. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Kacieva</surname><given-names>T. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук, врач хирург</p></bio><bio xml:lang="en"><p>researcher, surgical-oncologist</p></bio><email xlink:type="simple">t.kazieva.tao@yandex.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>Мезенцев</surname><given-names>С. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Mesentsev</surname><given-names>S. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук, врач хирург</p></bio><bio xml:lang="en"><p>researcher, surgical-oncologist</p></bio><email xlink:type="simple">stas@mezentsev.me</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Ростовский научно-исследовательский институт Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Rostov Research Institute of Oncology, Rostov-on-Don</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2018</year></pub-date><pub-date pub-type="epub"><day>23</day><month>03</month><year>2018</year></pub-date><volume>9</volume><issue>1</issue><fpage>63</fpage><lpage>69</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Колесников Е.Н., Базаев А.Л., Златник Е.Ю., Новикова И.А., Ульянова Е.П., Шульгина О.Г., Попович О.А., Трифанов В.С., Кожушко М.А., Санамянц С.В., Харин Л.В., Кациева Т.Б., Мезенцев С.С., 2018</copyright-statement><copyright-year>2018</copyright-year><copyright-holder xml:lang="ru">Колесников Е.Н., Базаев А.Л., Златник Е.Ю., Новикова И.А., Ульянова Е.П., Шульгина О.Г., Попович О.А., Трифанов В.С., Кожушко М.А., Санамянц С.В., Харин Л.В., Кациева Т.Б., Мезенцев С.С.</copyright-holder><copyright-holder xml:lang="en">Kolesnikov E.N., Bazaev A.L., Zlatnik E.Y., Novikova I.A., Ulianova E.P., Shulgina O.G., Popovich O.A., Trifanov V.S., Kozhushko M.A., Sanamyanc S.V., Kharin L.V., Kacieva T.B., Mesentsev S.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://www.medicalherald.ru/jour/article/view/646">https://www.medicalherald.ru/jour/article/view/646</self-uri><abstract><p>Цель. Изучить экспрессию молекулярно-биологических маркеров р53, bcl-2 и ki-67 иммуногистохимическим методом при раке пищевода в зависимости от стадий заболевания и степени дифференцировки, а также оценить их использования для прогнозирования течения злокачественного процесса. Материалы и методы. Исследование проведено в ткани плоскоклеточного рака пищевода 30 больных ретроспективной группы с II - III стадией заболевания. Иммуногистохимическое исследование проводили на срезах с парафиновых блоков, используя первичные мышиные моноклональные антитела p53, bcl-2, ki67. Для визуализации использовали систему детекции Reveal Polyvalent HRP-DAB Detection System. Результаты. Выявлены различия в частоте встречаемости и экспрессии молекулярно-биологических маркеров (p53, bcl-2 и ki-67), контролирующих апоптоз и пролиферацию в зависимости от стадии заболевания и степени дифференцировки опухоли. Заключение. При распространении рака пищевода отмечается повышение частоты встречаемости и уровня экспрессии р53+ и маркера пролиферации ki-67, а также пролиферативной активности опухолевых клеток. В опухолях II стадии была отмечена тенденция к более частой и интенсивной экспрессии bcl-2, чем при III стадии. Уменьшение степени дифференцировки рака пищевода характеризуется повышением как доли опухолей, экспрессирующих р53 и ki-67, так и уровня экспрессии данных маркеров опухолевыми клетками. При этом экспрессия bcl-2 имеет противоположную направленность. Выявленные различия могут быть использованы для прогнозирования течения злокачественного процесса.</p></abstract><trans-abstract xml:lang="en"><p>Objectives: immunohistochemical study of the expression of molecular and biological markers (p53, bcl-2 and ki-67) in esophageal tumors of various stages and grades, and evaluation of the markers in the disease prognosis. Material and methods: the study included 30 patients of a retrospective group with stage II-III squamous cell carcinoma of the esophagus. Immunohistochemical study of paraffi n sections was performed using primary mouse monoclonal antibodies against p53, bcl-2 and ki67, and Reveal Polyvalent HRP-DAB Detection System. Results: diff erences in the rates and expression of molecular and biological markers (p53, bcl-2 and ki-67), controlling apoptosis and proliferation, depended on the tumor stage and grade. Conclusions: fdvanced cancer of the esophagus demonstrated an increase in rates and expression of p53+ and ki-67, as well as in the proliferative activity of tumor cells. Bcl-2 expression was more frequent and intensive in stage II tumors, compared to stage III. Esophageal tumors of higher grades were characterized with higher rates and expression of p53 and ki-67, and conversely for the bcl-2 expression. Th e revealed diff erences can be used in the disease prognosis.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>рак пищевода</kwd><kwd>экспрессия маркеров</kwd><kwd>иммуногистохимическое исследование.</kwd></kwd-group><kwd-group xml:lang="en"><kwd>esophageal cancer</kwd><kwd>expression of markers</kwd><kwd>immunohistochemical study</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">Ferlay J., Soerjomataram I., Ervik M., Dikshit R., Eser S., Mathers C. et al. GlOBOCAN 2012: Estimated Cancer Icidence Mortality and Prevalence Worldwide in 2012. // Word Health Organization, International Agency for Researchon Cancer. International Agencyfor Researchon Cancer. [Online]. 2012. Available From: http://globocan.iarg.fr.</mixed-citation><mixed-citation xml:lang="en">Ferlay J, Soerjomataram I, Ervik M, Dikshit R, Eser S, Mathers C, et al. 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