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<article 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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Russian Journal of Bioorganic Chemistry</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Bioorganic Chemistry</journal-title><trans-title-group xml:lang="ru"><trans-title>Биоорганическая химия</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0132-3423</issn><issn publication-format="electronic">1998-2860</issn><publisher><publisher-name xml:lang="en">The Russian Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">698281</article-id><article-id pub-id-type="doi">10.7868/S1998286025060113</article-id><article-categories><subj-group subj-group-type="toc-heading"><subject>ЭКСПЕРИМЕНТАЛЬНЫЕ СТАТЬИ</subject></subj-group><subj-group subj-group-type="article-type"><subject>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">N<sup>4</sup>-(ω-Aminoalkyl)- and N<sup>4</sup>-(ω-Dansylaminoalkyl)-5-methyl-2'-deoxycytidines</article-title><trans-title-group xml:lang="ru"><trans-title>N<sup>4</sup>-(ω-АМИНОАЛКИЛ)- И N<sup>4</sup>-(ω-ДАНСИЛАМИНОАЛКИЛ)5-МЕТИЛ-2'-ДЕЗОКСИЦИТИДИНЫ</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Makarov</surname><given-names>D. A</given-names></name><name xml:lang="ru"><surname>Макаров</surname><given-names>Д. А</given-names></name></name-alternatives><email>dmitmakarov_97@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Jasko</surname><given-names>M. V</given-names></name><name xml:lang="ru"><surname>Ясько</surname><given-names>М. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Karpenko</surname><given-names>I. L</given-names></name><name xml:lang="ru"><surname>Карпенко</surname><given-names>И. Л</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Tkachev</surname><given-names>Y. V</given-names></name><name xml:lang="ru"><surname>Ткачев</surname><given-names>Я. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Vasilyeva</surname><given-names>B. F</given-names></name><name xml:lang="ru"><surname>Васильева</surname><given-names>Б. Ф</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Efremenkova</surname><given-names>O. V</given-names></name><name xml:lang="ru"><surname>Ефременкова</surname><given-names>О. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kochetkov</surname><given-names>S. N</given-names></name><name xml:lang="ru"><surname>Кочетков</surname><given-names>С. Н</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Alexandrova</surname><given-names>L. A</given-names></name><name xml:lang="ru"><surname>Александрова</surname><given-names>Л. А</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Engelhardt Institute of Molecular Biology Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Институт молекулярной биологии им. В.А. Энгельсардана РАН</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Gause Institute of New Antibiotics</institution></aff><aff><institution xml:lang="ru">Научно-исследовательский институт по изысканию новых антибиотиков имени Г.Ф. Гаузе</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2025-12-15" publication-format="electronic"><day>15</day><month>12</month><year>2025</year></pub-date><volume>51</volume><issue>6</issue><issue-title xml:lang="en">VOL 51, NO6 (2025)</issue-title><issue-title xml:lang="ru">ТОМ 51, №6 (2025)</issue-title><fpage>1142</fpage><lpage>1147</lpage><history><date date-type="received" iso-8601-date="2025-12-09"><day>09</day><month>12</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2025, Russian Academy of Sciences</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2025, Российская академия наук</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="en">Russian Academy of Sciences</copyright-holder><copyright-holder xml:lang="ru">Российская академия наук</copyright-holder></permissions><self-uri xlink:href="https://bioethicsjournal.ru/0132-3423/article/view/698281">https://bioethicsjournal.ru/0132-3423/article/view/698281</self-uri><abstract xml:lang="en"><p>New derivatives of N<sup>4</sup>-(dodecyl)-5-methyl-2'-deoxycytidine containing terminal amino groups at the end of an alkyl linker have been synthesized. It is shown that they are convenient syntones for the subsequent introduction of dansyl fluorophore groups. One of the N<sup>4</sup>-ω-dansylaminoalkyl derivatives has showed moderate antibacterial activity against the <italic>Mycobacterium smegmatis</italic> strain. This derivative can be used to study the subcellular localization of this kind of compounds.</p></abstract><trans-abstract xml:lang="ru"><p>Синтезированы новые производные <italic>N</italic><sup>4</sup>-(додецил)-5-метил-2'-дезоксицитидина, содержащие терминальные аминогруппы в алкильном линкере. Показано, что они могут быть удобными синтонами для последующего введения дансильных флюорофорных групп. Одно из <italic>N</italic><sup>4</sup>-ω-дансиламиноалкильных производных показало умеренную противобактериальную активность в отношении штамма <italic>Mycobacterium smegmatis</italic> и может быть использовано для изучения субклеточной локализации данного рода соединений</p></trans-abstract><kwd-group xml:lang="en"><kwd>5-(dimethylamino)naphthalene-1-sulfonyl group</kwd><kwd>antibacterial activity</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>5-диметиламинонафталин-1-сульфонильная группа</kwd><kwd>противобактериальная активность</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена при финансовой поддержке Российского научного фонда (грант № 23-14-00106)</funding-statement></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>De Clercq E. // Curr. Opin. Virol. 2012. V. 2. 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