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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.2021.76.28</article-id><article-id custom-type="elpub" pub-id-type="custom">ymj-612</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>ТОЧКА ЗРЕНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>POINT OF VIEW</subject></subj-group></article-categories><title-group><article-title>Случай синдрома Ваарденбурга II типа, обусловленного нонсенс-вариантом гена MITF в контексте гипотезы эпигенетического мозаицизма</article-title><trans-title-group xml:lang="en"><trans-title>The case of Waardenburg syndrome type II caused of nonsense-variant of the MITF gene in the context of the epigenetic mosaicism hypothesis</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-8659-0886</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Терютин</surname><given-names>Ф. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Teryutin</surname><given-names>F. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Терютин Федор Михайлович – к.м.н., с.н.с.</p></bio><bio xml:lang="en"><p>Teryutin Fedor Mikhailovich – MD, senior researche</p></bio><email xlink:type="simple">rest26@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-6984-7934</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Барашков</surname><given-names>Н. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Barashkov</surname><given-names>N. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Барашков Николай Алексеевич – к.б.н., руковод. лаб.</p></bio><bio xml:lang="en"><p>Barashkov Nikolay Alekseevich – PhD, head of laboratory</p></bio><email xlink:type="simple">barashkov2004@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>Лебедева</surname><given-names>Н. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Lebedeva</surname><given-names>N. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Лебедева Наталья Афанасьевна – к.м.н.</p></bio><bio xml:lang="en"><p>Lebedeva Natalia Afanasyevna – MD</p></bio><email xlink:type="simple">lebedeva-lor@mail.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ЯНЦ КМП</institution><country>Россия</country></aff><aff xml:lang="en"><institution>FSBSI YSC CMP</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Медицинский институт СВФУ им. М.К. Аммосова</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Medical Institute FSASI NEFU named after M.K. Ammosov</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>04</day><month>05</month><year>2025</year></pub-date><volume>0</volume><issue>4</issue><fpage>118</fpage><lpage>119</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Терютин Ф.М., Барашков Н.А., Лебедева Н.А., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Терютин Ф.М., Барашков Н.А., Лебедева Н.А.</copyright-holder><copyright-holder xml:lang="en">Teryutin F.M., Barashkov N.A., Lebedeva N.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://ymj.elpub.ru/jour/article/view/612">https://ymj.elpub.ru/jour/article/view/612</self-uri><abstract><p>.</p></abstract><trans-abstract xml:lang="en"><p>.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>синдром Ваарденбурга</kwd><kwd>гетерохромия радужки</kwd><kwd>MITF</kwd><kwd>эпигенетика</kwd><kwd>мозаицизм</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Waardenburg syndrome</kwd><kwd>iris heterochromia</kwd><kwd>MITF</kwd><kwd>epigenetic</kwd><kwd>mosaicism</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа проводилась в НИР ЯНЦ КМП «Изучение генетической структуры и груза наследственной патологии популяций Республики Саха (Якутия)» и госзадания Министерства науки и высшего образования РФ (FSRG-2020-0016), а также при поддержке гранта РФФИ 20-015-00328_А.</funding-statement><funding-statement xml:lang="en">The work was done within Yakutsk scientific center for complex medical problems "Study of the genetic structure and burden of hereditary pathology of populations of the Republic of Sakha (Yakutia)", the base part of a state assignment of the Ministry of Science and Higher Education of the Russian Federation (FSRG-2020-0016) and RFBR 20-015-00328_А.</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">A rare case of Waardenburg syndrome with unilateral hearing loss caused by non-sense variant c.772C&gt;T (p.Arg259*) in the MITF gene in Yakut patient from the Eastern Siberia (Sakha Republic, Russia) / N.A. 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