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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">medgen</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинская генетика</journal-title><trans-title-group xml:lang="en"><trans-title>Medical Genetics</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2073-7998</issn><publisher><publisher-name>Publishing House «Genius Media» LLC</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.25557/2073-7998.2025.09.101-102</article-id><article-id custom-type="elpub" pub-id-type="custom">medgen-3188</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>КРАТКОЕ СООБЩЕНИЕ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>BRIEF REPORT</subject></subj-group></article-categories><title-group><article-title>Аберрантное метилирование генов микроРНК при раке яичников</article-title><trans-title-group xml:lang="en"><trans-title>Aberrant methylation of microRNA genes in ovarian 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>Прокофьева</surname><given-names>Д. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Prokofyeva</surname><given-names>D. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450076, г. Уфа, Заки Валиди 32</p></bio><bio xml:lang="en"><p>32, Zaki Validi st., Ufa, 450076</p></bio><email xlink:type="simple">dager-glaid@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>Федорова</surname><given-names>Ю. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Fedorova</surname><given-names>Yu. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450076, г. Уфа, Заки Валиди 32</p></bio><bio xml:lang="en"><p>32, Zaki Validi st., Ufa, 450076</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Аминова</surname><given-names>Э. Т.</given-names></name><name name-style="western" xml:lang="en"><surname>Aminova</surname><given-names>E. T.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450076, г. Уфа, Заки Валиди 32</p></bio><bio xml:lang="en"><p>32, Zaki Validi st., Ufa, 450076</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Нургалиева</surname><given-names>А. Х.</given-names></name><name name-style="western" xml:lang="en"><surname>Nurgalieva</surname><given-names>A. Kh.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450076, г. Уфа, Заки Валиди 32</p></bio><bio xml:lang="en"><p>32, Zaki Validi st., Ufa, 450076</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Андреева</surname><given-names>Е. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Andreeva</surname><given-names>E. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450076, г. Уфа, Заки Валиди 32</p></bio><bio xml:lang="en"><p>32, Zaki Validi st., Ufa, 450076</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сакаева</surname><given-names>Д. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Sakaeva</surname><given-names>D. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450008, г. Уфа, ул. Ленина, д. 3</p></bio><bio xml:lang="en"><p>3, Lenina st., Ufa, 450008</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>Фаисханова</surname><given-names>Р. Р.</given-names></name><name name-style="western" xml:lang="en"><surname>Faishkhanova</surname><given-names>R. R.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450054, г. Уфа, пр-т. Октября, 73/1</p></bio><bio xml:lang="en"><p>73/1, Prospekt Oktyabrya, Ufa, 450054</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>Загитов</surname><given-names>И. Р.</given-names></name><name name-style="western" xml:lang="en"><surname>Zagitov</surname><given-names>I. R.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450054, г. Уфа, пр-т. Октября, 73/1</p></bio><bio xml:lang="en"><p>73/1, Prospekt Oktyabrya, Ufa, 450054</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>Хуснутдинова</surname><given-names>Э. К.</given-names></name><name name-style="western" xml:lang="en"><surname>Khusnutdinova</surname><given-names>E. K.</given-names></name></name-alternatives><bio xml:lang="ru"><p>450076, г. Уфа, Заки Валиди 32; 450008, г. Уфа, ул. Ленина, д. 3; 450054, г. Уфа, пр. Октября, д. 71</p></bio><bio xml:lang="en"><p>32, Zaki Validi st., Ufa, 450076; 3, Lenina st., Ufa, 450008; 71, Prospekt Oktyabrya, Ufa, 450054</p></bio><xref ref-type="aff" rid="aff-4"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Уфимский университет науки и технологий</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ufa University of Science and Technology</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Башкирский государственный медицинский университет</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Bashkir State Medical University of the Ministry of Health of the Russian Federation</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Республиканский клинический онкологический диспансер</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Republican Clinical Oncology Dispensary</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>Уфимский университет науки и технологий; Башкирский государственный медицинский университет;Институт биохимии и генетики – обособленное структурное подразделение Уфимского федерального исследовательского центра Российской академии наук</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ufa University of Science and Technology; Bashkir State Medical University of the Ministry of Health of the Russian Federation; &#13;
 Institute of Biochemistry and Genetics – Subdivision of the Ufa Federal Research Centre of the Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>13</day><month>11</month><year>2025</year></pub-date><volume>24</volume><issue>9</issue><fpage>101</fpage><lpage>102</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Прокофьева Д.С., Федорова Ю.Ю., Аминова Э.Т., Нургалиева А.Х., Андреева Е.А., Сакаева Д.Д., Фаисханова Р.Р., Загитов И.Р., Хуснутдинова Э.К., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Прокофьева Д.С., Федорова Ю.Ю., Аминова Э.Т., Нургалиева А.Х., Андреева Е.А., Сакаева Д.Д., Фаисханова Р.Р., Загитов И.Р., Хуснутдинова Э.К.</copyright-holder><copyright-holder xml:lang="en">Prokofyeva D.S., Fedorova Y.Y., Aminova E.T., Nurgalieva A.K., Andreeva E.A., Sakaeva D.D., Faishkhanova R.R., Zagitov I.R., Khusnutdinova E.K.</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.medgen-journal.ru/jour/article/view/3188">https://www.medgen-journal.ru/jour/article/view/3188</self-uri><abstract><p>Открытие микроРНК (миРНК) предоставляет собой новый и мощный инструмент для изучения злокачественных опухолей различной локализации. Цель исследования: изучение аберрантного метилирования отдельных генов миРНК при раке яичников (РЯ). Материал: 25 парных образцов (опухоль/норма) РЯ, а также 15 контрольных образцов тканей яичников. Метод: MS-HRM анализ. Нами впервые получены сведения об уровне метилирования генов миРНК miR-663a и miR-663b при РЯ. Результаты исследования свидетельствуют о специфической вовлеченности генов микроРНК miR-663a и miR-127 в патогенез РЯ.</p></abstract><trans-abstract xml:lang="en"><p>The discovery of microRNA (miRNA) provides a new and powerful tool for studying malignant tumors of various localizations. Objective: to study aberrant methylation of individual miRNA genes in ovarian cancer (OC). Material: 25 paired samples (tumor/norm) of OC, as well as 15 control ovarian tissue samples. Methods: MS-HRM analysis. We have obtained for the first-time information on the methylation level of miRNA genes miR-663a and miR-663b in OC. The results of the study indicate a specific involvement of miRNA genes miR-663a and miR-127 in the pathogenesis of OC.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>метилирование</kwd><kwd>микроРНК</kwd><kwd>рак яичников</kwd><kwd>медиана</kwd></kwd-group><kwd-group xml:lang="en"><kwd>methylation</kwd><kwd>microRNA</kwd><kwd>ovarian cancer</kwd><kwd>median</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена при финансовой поддержке гранта Российского научного фонда (соглашение № 23-24-00452 от 13.01.23 г.) и ГЗ МНиВО РФ (соглашение № 075-03-2024-123/1).</funding-statement><funding-statement xml:lang="en">The work was carried out with the financial support of the Russian Science Foundation (agreement No. 23-24-00452 dated 13.01.23) and the state assignment of the Ministry of Science and Higher Education of the Russian Federation (agreement No. 075-03-2024-123/1).</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Phillips T. 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