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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">radhyd</journal-id><journal-title-group><journal-title xml:lang="ru">Радиационная гигиена</journal-title><trans-title-group xml:lang="en"><trans-title>Radiatsionnaya Gygiena = Radiation Hygiene</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1998-426X</issn><issn pub-type="epub">2409-9082</issn><publisher><publisher-name>NIIRG</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.21514/1998-426X-2020-13-1-60-67</article-id><article-id custom-type="elpub" pub-id-type="custom">radhyd-677</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>Научные статьи</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>Scientific articles</subject></subj-group></article-categories><title-group><article-title>Влияния ингибитора синтаз оксида азота Т1023 на развитие лучевого пневмофиброза у крыс</article-title><trans-title-group xml:lang="en"><trans-title>The influence of nitric oxide synthases inhibitor Т1023 on the development of radiation  pneumofibrosis in rats</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>Сабурова</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Saburova</surname><given-names>A. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сабурова Алина Сергеевна – научный сотрудник</p></bio><bio xml:lang="en"><p>Alina S. Saburova – Researcher</p></bio><email xlink:type="simple">alinasamsonova.515@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>Филимонова</surname><given-names>М. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Filimonova</surname><given-names>M. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Филимонова Марина Владимировна – доктор биологических наук, заведующая лабораторией</p></bio><bio xml:lang="en"><p>Marina V. Filimonova – Doctor of Biological Sciences, Head of Laboratory</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>Южаков</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Yuzhakov</surname><given-names>V. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Южаков Вадим Васильевич – кандидат медицинских наук, заведующий лабораторией</p></bio><bio xml:lang="en"><p>Vadim V. Yuzhakov – Candidate of Medicine Sciences, Head of Laboratory</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>Шевченко</surname><given-names>Л. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Shevchenko</surname><given-names>L. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Шевченко Людмила Ивановна – кандидат химических наук, ведущий научный сотрудник</p></bio><bio xml:lang="en"><p>Lyudmila I. Shevchenko – Candidate of Chemistry Sciences, Leading Research</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>Яковлева</surname><given-names>Н. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Yakovleva</surname><given-names>N. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Яковлева Нина Дмитриевна – кандидат биологических наук, ведущий научный сотрудник</p></bio><bio xml:lang="en"><p>Nina D. Yakovleva – Candidate of Biological Sciences, Leading Research</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>Бандурко</surname><given-names>Л. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Bandurko</surname><given-names>L. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Бандурко Любовь Николаевна – кандидат медицинских наук, ведущий научный сотрудник</p></bio><bio xml:lang="en"><p>Lyubov N. Bandurko – Candidate of Medicine Sciences, Leading Research</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>Корецкая</surname><given-names>А. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Koretskaya</surname><given-names>A. E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Корецкая Анастасия Евгеньевна – младший научный сотрудник</p></bio><bio xml:lang="en"><p>Anastasiya E. Koretskaya – Junior Researcher</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>Фомина</surname><given-names>Н. К.</given-names></name><name name-style="western" xml:lang="en"><surname>Fomina</surname><given-names>N. K.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Фомина Наталья Константиновна – кандидат биологических наук, старший научный сотрудник</p></bio><bio xml:lang="en"><p>Natalya K. Fomina – Candidate of Biological Sciences, Senior Researcher</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>Сабуров</surname><given-names>В. О.</given-names></name><name name-style="western" xml:lang="en"><surname>Saburov</surname><given-names>V. O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сабуров Вячеслав Олегович – инженер</p></bio><bio xml:lang="en"><p>Vyacheslav O. Saburov – Enjeneer</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>Филимонов</surname><given-names>А. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Filimonov</surname><given-names>A. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Филимонов Александр Сергеевич – научный сотрудник</p></bio><bio xml:lang="en"><p>Alexandr S. Filimonov – Researcher</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Медицинский радиологический научный центр им. А.Ф. Цыба</institution><country>Россия</country></aff><aff xml:lang="en"><institution>A. Tsyb Medical Radiological Research Center</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2020</year></pub-date><pub-date pub-type="epub"><day>31</day><month>03</month><year>2020</year></pub-date><volume>13</volume><issue>1</issue><fpage>60</fpage><lpage>67</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Сабурова А.С., Филимонова М.В., Южаков В.В., Шевченко Л.И., Яковлева Н.Д., Бандурко Л.Н., Корецкая А.Е., Фомина Н.К., Сабуров В.О., Филимонов А.С., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Сабурова А.С., Филимонова М.В., Южаков В.В., Шевченко Л.И., Яковлева Н.Д., Бандурко Л.Н., Корецкая А.Е., Фомина Н.К., Сабуров В.О., Филимонов А.С.</copyright-holder><copyright-holder xml:lang="en">Saburova A.S., Filimonova M.V., Yuzhakov V.V., Shevchenko L.I., Yakovleva N.D., Bandurko L.N., Koretskaya A.E., Fomina N.K., Saburov V.O., Filimonov A.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.radhyg.ru/jour/article/view/677">https://www.radhyg.ru/jour/article/view/677</self-uri><abstract><p>Целью работы являлось изучение способности ингибитора синтаз оксида азота Т1023 к профилактике поздних лучевых повреждений. Методы работы включали гистопатологические и морфометрические исследования влияния радиозащитного действия соединения Т1023 (75 мг/кг, однократно внутрибрюшинно за 30 мин до облучения) на развитие постлучевого пульмонита и пневмофиброза у крыс при торакальном воздействии γ-излучения в дозе 12,5 Гр. Результаты исследований показали, что радиозащитное действие соединения Т1023 не оказывало существенного объективного влияния на раннем этапе (9 недель) развития радиационно-индуцированных повреждений легких. Но на этапе полного развития лучевой реакции легких (26 недель) превентивное радиозащитное действие Т1023 сопровождалось объективно выраженным и статистически значимым ограничением патоморфологических проявлений постлучевого пульмонита, разрастания соединительной ткани и развития фиброзных изменений в паренхиме легких. На этом сроке действие Т1023 отчетливо способствовало сохранению нормальной гистоструктуры легких, снижая на 40% содержание в паренхиме зон уплотнения. Показанная в работе способность ингибитора синтаз оксида азота Т1023 существенно ограничивать развитие поздней лучевой реакции легких подтверждает перспективность дальнейшей разработки этого соединения в качестве средства профилактики осложнений лучевой терапии.</p></abstract><trans-abstract xml:lang="en"><p>The purpose of the work was to study the ability of the NOS inhibitor T1023 to prevent late radiation injuries. Methods: the effects of T1023 (75 mg / kg, once i.p. 30 minutes before the irradiation) on the development of post-radiation pulmonitis and pneumofibrosis in rats with thoracic exposure to g-radiation at  a dose of 12.5 Gy were studied histopathologically and morphometrically. The results of the studies showed that there wasn’t a significant objective effect of T1023 on the development of early radiation-induced lung injuries  (9 weeks after irradiation). But it prevented late radiation induced lung injuaries (26 weeks after irradiation) – there were a significant lesser pathomorphological manifestations of post-radiation pulmonitis, proliferation of connective tissue and the development of fibrotic changes in the lung parenchyma. At this stage, the action of T1023 clearly contributed to the preservation of the normal histostructure of the lungs, reducing by 40% the content of compaction zones in the parenchyma. The ability of the NOS inhibitor T1023 to significantly limit the development of lungs late radiation reaction confirms the promise of further development  of this compound as a means for prevention radiation therapy complications.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>ингибиторы синтаз оксида азота</kwd><kwd>радиозащитное действие</kwd><kwd>поздние лучевые повреждения</kwd><kwd>лучевой пневмофиброз</kwd></kwd-group><kwd-group xml:lang="en"><kwd>NO synthase inhibitors</kwd><kwd>radioprotective effects</kwd><kwd>late radiation injuries</kwd><kwd>radiation pneumofibrosi</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">Каприн А.Д., Старинский В.В., Петрова В.Г. Злокачественные новообразования в России в 2015 году (заболеваемость и смертность). М.: МНИОИ им. П.А. 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