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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">ymj</journal-id><journal-title-group><journal-title xml:lang="ru">Якутский медицинский журнал</journal-title><trans-title-group xml:lang="en"><trans-title>Yakut Medical Journal</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1813-1905</issn><issn pub-type="epub">2312-1017</issn><publisher><publisher-name>ЯНЦ КМП</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.25789/YMJ.2019.67.05</article-id><article-id custom-type="elpub" pub-id-type="custom">ymj-992</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 ИССЛЕДОВАНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL RESEARCH</subject></subj-group></article-categories><title-group><article-title>Экспрессия некоторых молекулярно-биологических маркеров при различных сроках прогрессирования после радикального хирургического лечения рака пищевода</article-title><trans-title-group xml:lang="en"><trans-title>Expression of some molecular and biological markers in different periods of progression after radical surgical treatment of esophageal cancer</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>Кит</surname><given-names>О. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Kit</surname><given-names>O. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кит Олег Иванович – к.м.н., проф., ген. Директор</p></bio><bio xml:lang="en"><p>Oleg I. Kit, D.Med.Sc., Professor, Corresponding Member of RAS, General Director</p><p>Rostov Research Institute of Oncology</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>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>Базаев Адлан Лечаевич – аспирант</p></bio><bio xml:lang="en"><p>Adlan L. Bazaev, post-graduate student</p><p>tel. 89286146603</p></bio><email xlink:type="simple">bazaev-adlan@mail.ru</email><xref ref-type="aff" rid="aff-2"/></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>Златник Елена Юрьевна – д.м.н., проф., гл.н.с.</p></bio><bio xml:lang="en"><p>Elena Yu. Zlatnik, D.Med.Sc., Professor, Chief Researcher at Laboratory of Immunophenotyping of Tumors</p><p>tel. 89612726968</p></bio><xref ref-type="aff" rid="aff-2"/></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>Новикова Инна Арнольдовна – к.м.н., зам. ген. Директора</p></bio><bio xml:lang="en"><p>Inna A. Novikova, Cand.Med.Sc., Deputy General Director for Science</p><p>tel. 89064162909</p></bio><xref ref-type="aff" rid="aff-2"/></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>Ульянова Елена Петровна – н.с.</p></bio><bio xml:lang="en"><p>Elena P. Ulianova, Researcher at Laboratory of Immunophenotyping of Tumors</p><p>tel. 89064248556</p></bio><xref ref-type="aff" rid="aff-2"/></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>Шульгина Оксана Геннадьевна – м.н.с.</p></bio><bio xml:lang="en"><p>Oksana G. Shulgina, Junior Researcher at Laboratory of Immunophenotyping of Tumors</p><p>tel. 89185570986</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сагакянц</surname><given-names>А. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Sagakyants</surname><given-names>A. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сагакянц Александ Борисович – к.б.н., доцент, зав. лаб.</p></bio><bio xml:lang="en"><p>Aleksandr B. Sagakyants, Cand. Biol.Sc., Associate Professor, Head of Laboratory of Immunophenotyping of Tumors</p><p>tel. 89604458653</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><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>Колесников Евгений Николаевич – к.м.н., зав. ОАО №1</p></bio><bio xml:lang="en"><p>Evgeniy N. Kolesnikov, Cand.Med.Sc., Head of Department of Abdominal Onkology No. 1</p><p>tel. 89185538854</p></bio><xref ref-type="aff" rid="aff-2"/></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>Трифанов Владимир Сергеевич – с.н.с., хирург – онколог</p></bio><bio xml:lang="en"><p>Vladimir S. Trifanov, Cand.Med.Sc., Senior Researcher at Department of Abdominal Onkology No. 1, surgeon oncologist</p><p>tel. 89185544312</p></bio><xref ref-type="aff" rid="aff-2"/></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>Mezentsev</surname><given-names>S. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Мезенцев Станислав Станиславович – к.м.н., врач – онколог</p></bio><bio xml:lang="en"><p>Stanislav S. Mezentsev, Cand.Med.Sc., oncologist at Department of Abdominal Onkology No. 1, surgeon oncologist</p><p>tel. 89185028118</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Снежко</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Snezhko</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Снежко Александр Владимирович – д.м.н., ассистент кафедры онкологии РостГМУ</p></bio><bio xml:lang="en"><p>Aleksandr V. Snezhko, D.Med.Sc., Assistant at Department of Oncology</p><p>tel 89185131837</p></bio><xref ref-type="aff" rid="aff-3"/></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>Katsieva</surname><given-names>T. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Кациева Танзила Бексултановна – к.м.н., врач – онколог</p></bio><bio xml:lang="en"><p>Tanzila B. Katsieva, Cand.Med.Sc., oncologist at Department of Abdominal Onkology No. 1, surgeon oncologist</p><p>tel. 89895113131</p></bio><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff xml:lang="ru" id="aff-1"><institution>ФГБУ «РНИОИ» МЗ РФ</institution><country>Russian Federation</country></aff><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ФГБУ «РНИОИ» МЗ РФ</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Rostov Research Institute of Oncology</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>ФГБУ «РНИОИ» МЗ РФ</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Rostov State Medical University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2019</year></pub-date><pub-date pub-type="epub"><day>24</day><month>08</month><year>2025</year></pub-date><volume>0</volume><issue>3</issue><fpage>20</fpage><lpage>23</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Кит О.И., Базаев А.Л., Златник Е.Ю., Новикова И.А., Ульянова Е.П., Шульгина О.Г., Сагакянц А.Б., Колесников Е.Н., Трифанов В.С., Мезенцев С.С., Снежко А.В., Кациева Т.Б., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Кит О.И., Базаев А.Л., Златник Е.Ю., Новикова И.А., Ульянова Е.П., Шульгина О.Г., Сагакянц А.Б., Колесников Е.Н., Трифанов В.С., Мезенцев С.С., Снежко А.В., Кациева Т.Б.</copyright-holder><copyright-holder xml:lang="en">Kit O.I., Bazaev A.L., Zlatnik E.Y., Novikova I.A., Ulianova E.P., Shulgina O.G., Sagakyants A.B., Kolesnikov E.N., Trifanov V.S., Mezentsev S.S., Snezhko A.V., Katsieva T.B.</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://ymj.elpub.ru/jour/article/view/992">https://ymj.elpub.ru/jour/article/view/992</self-uri><abstract><p>Произведен ретроспективный анализ больных плоскоклеточным раком пищевода (РП) с II и III стадиями заболевания после хирургического лечения. Была изучена прогностическая значимость экспрессии иммуногистохимических маркеров р53, bcl-2, ki-67, E-кадгерина, а также пролиферативная активность опухолей. Выявлено, что при увеличении бессобытийного периода до 365-540 дней происходит достоверное снижение частоты встречаемости опухолей, экспрессирующих р53, а также увеличение количества опухолей, экспрессирующих bcl-2. В группе с прогрессированием от 181 до 364 и от 365 до 540 дней средний показатель bcl-2 позитивных клеток в опухоли в 2,3 и 2,8 раза выше, чем у больных с прогрессированием до 180 дней. Показатель ki-67 в группе с прогрессированием до 180 дней достоверно превышал таковой в группе с прогрессированием от 181–364 и 365–540 дней. Высокая пролиферативная активность выявлена только у больных с прогрессированием до 180 дней. Экспрессия Е-кадгерина в группе с прогрессированием от 365–540 дней достоверно выше показателя больных с прогрессированием &lt; 180 и 181–364 дня.</p></abstract><trans-abstract xml:lang="en"><p>A retrospective analysis of patients with II and III stages of the disease, diagnosed with squamous cell carcinoma of the esophagus after surgical treatment was performed. The prognostic significance of the expression of immunohistochemical markers p53, bcl-2, ki-67, E-cadherin, as well as the proliferative activity of tumors, was studied. A significant decrease in the frequency of tumors expressing p53, as well as an increase in the number of tumors expressing bcl-2, was detected in the group of patients with an increase in the event-free period for up to 365-540 days. In the group with progression from 181 to 364 and from 365 to 540 days, the average indicator of bcl-2 positive cells in the tumor is 2.3 and 2.8 times higher than in patients with progression up to 180 days. The ki-67 index in the group with progression up to 180 days was significantly higher than that in the group with progression from 181–364 and 365–540 days. High proliferative activity was detected only in patients with progression up to 180 days. The expression of E-cadherin in the group with progression from 365–540 days is significantly higher than that of patients with progression &lt; 180 and 181–364 days.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>рак пищевода</kwd><kwd>иммуногистохимические маркеры</kwd><kwd>пролиферативная активность</kwd><kwd>р53</kwd><kwd>bcl-2</kwd><kwd>ki-67</kwd><kwd>E-кадгерин</kwd><kwd>прогрессирование</kwd></kwd-group><kwd-group xml:lang="en"><kwd>esophageal cancer</kwd><kwd>immunohistochemical markers</kwd><kwd>proliferative activity</kwd><kwd>p53</kwd><kwd>bcl-2</kwd><kwd>ki-67</kwd><kwd>E-cadherin</kwd><kwd>progression</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">Бабиченко И.И. Новые методы иммуногистохимической диагностики опухолевого роста: учебное пособие / И.И. Бабиченко, В.А. 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