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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">mimmun</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинская иммунология</journal-title><trans-title-group xml:lang="en"><trans-title>Medical Immunology (Russia)</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1563-0625</issn><issn pub-type="epub">2313-741X</issn><publisher><publisher-name>SPb RAACI</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.15789/1563-0625-GON-2207</article-id><article-id custom-type="elpub" pub-id-type="custom">mimmun-2414</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>МАТЕРИАЛЫ ФОРУМА "ДНИ ИММУНОЛОГИИ В СПБ" 2021</subject></subj-group></article-categories><title-group><article-title>НАНОЧАСТИЦЫ ОКСИДА ГРАФЕНА В РЕГУЛЯЦИИ ОКИСЛИТЕЛЬНОЙ АКТИВНОСТИ МОНОЦИТОВ ЧЕЛОВЕКА</article-title><trans-title-group xml:lang="en"><trans-title>GRAPHENE OXIDE NANOPARTICLES IN THE REGULATION OF THE OXIDATIVE ACTIVITY OF HUMAN MONOCYTES</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>Ужвиюк</surname><given-names>С. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Uzhviyuk</surname><given-names>S. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>инженер лаборатории экологической иммунологии,</p><p>614081, г. Пермь, ул. Голева, 13</p></bio><bio xml:lang="en"><p>Engineer, Laboratory of Ecological Immunology, </p><p>614081, Perm, Golev str., 13</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>Бочкова</surname><given-names>М. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Bochkova</surname><given-names>M. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p> к.б.н., научный сотрудник лаборатории экологической иммунологии,</p><p>614081, г. Пермь, ул. Голева, 13</p><p> </p></bio><bio xml:lang="en"><p>PhD (Biology), Research Associate, Laboratory of Ecological Immunology,</p><p>614081, Perm, Golev str., 13</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>Тимганова</surname><given-names>В. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Timganova</surname><given-names>V. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.б.н., научный сотрудник лаборатории экологической иммунологии,</p><p>614081, г. Пермь, ул. Голева, 13</p></bio><bio xml:lang="en"><p>PhD (Biology), Research Associate, Laboratory of Ecological Immunology,</p><p>614081, Perm, Golev str., 13</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>Храмцов</surname><given-names>П. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Khramtsov</surname><given-names>P. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.б.н., младший научный сотрудник лаборатории экологической иммунологии,</p><p>614081, г. Пермь, ул. Голева, 13</p></bio><bio xml:lang="en"><p>PhD (Biology), Junior Research Associate, Laboratory of Ecological Immunology, 614081, Perm, Golev str., 13;</p><p>Associate Professor, Perm</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>Шардина</surname><given-names>К. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Shardina</surname><given-names>K. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>инженер лаборатории экологической иммунологии, </p><p>614081, г. Пермь, ул. Голева, 13</p></bio><bio xml:lang="en"><p>Engineer, Laboratory of Ecological Immunology, </p><p>614081, Perm, Golev str., 13</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>Кропанева</surname><given-names>М. Д.</given-names></name><name name-style="western" xml:lang="en"><surname>Kropaneva</surname><given-names>M. D.</given-names></name></name-alternatives><bio xml:lang="ru"><p>инженер лаборатории экологической иммунологии, </p><p>614081, г. Пермь, ул. Голева, 13</p></bio><bio xml:lang="en"><p>Engineer, Laboratory of Ecological Immunology, </p><p>614081, Perm, Golev str., 13</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>Нечаев</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Nechaev</surname><given-names>A. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>инженер лаборатории экологической иммунологии, </p><p>614081, г. Пермь, ул. Голева, 13</p></bio><bio xml:lang="en"><p>Engineer, Laboratory of Ecological Immunology,</p><p>614081, Perm, Golev str., 13</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>Раев</surname><given-names>М. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Rayev</surname><given-names>M. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.б.н., ведущий научный сотрудник лаборатории экологической иммунологии, 614081, г. Пермь, ул. Голева, 13;</p><p>профессор, г. Пермь</p></bio><bio xml:lang="en"><p>PhD, MD (Biology), Leading Research Associate, Laboratory of Ecological Immunology, 614081, Perm, Golev str., 13;</p><p>Professor, Perm</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>Заморина</surname><given-names>С. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Zamorina</surname><given-names>S. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.б.н., ведущий научный сотрудник лаборатории экологической иммунологии, 614081, г. Пермь, ул. Голева, 13;</p><p>профессор, г. Пермь</p></bio><bio xml:lang="en"><p>PhD, MD (Biology), Leading Research Associate, Laboratory of Ecological Immunology, 614081, Perm, Golev str., 13;</p><p>Professor, Perm</p></bio><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт экологии и генетики микроорганизмов Уральского отделения Российской академии наук –&#13;
филиал ФГБУН «Пермский федеральный исследовательский центр Уральского отделения Российской академии наук»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Institute of Ecology and Genetics of Microorganisms, Ural Branch, Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Институт экологии и генетики микроорганизмов Уральского отделения Российской академии наук –&#13;
филиал ФГБУН «Пермский федеральный исследовательский центр Уральского отделения Российской академии наук»;&#13;
ФГБОУ ВО «Пермский государственный национальный исследовательский университет»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Institute of Ecology and Genetics of Microorganisms, Ural Branch, Russian Academy of Sciences;&#13;
Perm State National Research University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>15</day><month>10</month><year>2021</year></pub-date><volume>23</volume><issue>4</issue><fpage>647</fpage><lpage>652</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Ужвиюк С.В., Бочкова М.С., Тимганова В.П., Храмцов П.В., Шардина К.Ю., Кропанева М.Д., Нечаев А.И., Раев М.Б., Заморина С.А., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Ужвиюк С.В., Бочкова М.С., Тимганова В.П., Храмцов П.В., Шардина К.Ю., Кропанева М.Д., Нечаев А.И., Раев М.Б., Заморина С.А.</copyright-holder><copyright-holder xml:lang="en">Uzhviyuk S.V., Bochkova M.S., Timganova V.P., Khramtsov P.V., Shardina K.Y., Kropaneva M.D., Nechaev A.I., Rayev M.B., Zamorina S.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://www.mimmun.ru/mimmun/article/view/2414">https://www.mimmun.ru/mimmun/article/view/2414</self-uri><abstract><p>Благодаря своим свойствам, материалы на основе графена обладают потенциалом к использованию в биомедицине, но из-за их цитотоксического и провоспалительного воздействия на клетки практическое применение препаратов на его основе затруднено. Известно, что различные поверхностные модификации (функционализация) наночастиц оксида графена (ОГ) полиэтиленгликолем (ПЭГ) – один из способов снижения негативных эффектов графена на живые клетки. Так как применение наночастиц подразумевает их взаимодействие с иммунной системой, которая участвует в защите организма и в регуляции его функций, изучение этого вопроса крайне важно. Моноциты – клетки врожденного иммунитета и первая линия защиты человеческого организма от микроорганизмов и других чужеродных объектов. Одна из реакций моноцитов на стимул любой природы – производство активных форм кислорода (АФК). Ранее опубликованные данные демонстрируют неполную картину влияния наночастиц модифицированного оксида графена на образование АФК моноцитами человека. Таким образом, целью нашего исследования явилось оценка влияния пегилированного оксида графена (ОГ-ПЭГ и ОГ-8армПЭГ) на продукцию АФК моночитами человека в тесте спонтанной и стимулированной люминол-зависимой хемилюминесценции (ЛЗХЛ).</p><p>В качестве объектов исследования использовались CD14+-клетки, выделенные из мононуклеаров периферической крови здоровых доноров. Продукция АФК стимулировалась опсонизированным зимозаном (ОЗ), в качестве контроля выступал спонтанный вариант ЛЗХЛ. В работе использовались частицы оксида графена модифицированные линейным и разветвленным (армированным) ПЭГом (ОГ-ПЭГ и ОГ-8армПЭГ) размерами 100-200 нм («малые») и 1-5 мкм («большие»), с количеством покрывающего ПЭГ около 20%. Наночастицы применяли в концентрациях 5 и 25 мкг/мл.</p><p>Установлено, что на уровне спонтанной продукции АФК наночастицы малого размера в низкой концентрации (5 мкг/мл) и наночастицы большой размерности, покрытые разветвленным ПЭГом, в обеих концентрациях, оказывают достоверные подавляющие эффекты. На уровне стимулированной продукции АФК было обнаружено, что наночастицы графена малой размерности в концентрации 25 мкг/мл также подавляли продукцию АФК, как и частицы большой размерности, покрытые линейным ПЭГом, в той же концентрации. Таким образом, нами впервые установлено, что наночастицы оксида графена, функционализированные ПЭГом, способны ингибировать продукцию активных форм кислорода моноцитами человека, в связи с чем, можно говорить об антиоксидантной активности ОГ-ПЭГ. </p></abstract><trans-abstract xml:lang="en"><p>Graphene-based materials have an opportunity for use in biomedicine, thanks to their properties. Nevertheless, due to its cytotoxic effects, the use of graphene-based drugs is problematic. However, the surface modification of graphene oxide (GO) nanoparticles with a polyethyleneglycol (PEG) is one way to reduce the harmful effects of graphene on cells. Applying nanoparticles implies their interaction with the immune system, which protects the body. Monocytes are innate immunity cells and the first line of defenсe of the human organism from microorganisms and other alien objects. One of the monocytes’ reactions to a stimulus of any nature is to produce reactive oxygen species (ROS). Published data shows an incomplete picture of modified graphene oxide nanoparticles’ effects on ROS formation by human monocytes. Thus, it was essential to evaluate the pegylated graphene oxide (GO-PEG and GO-8armedPEG) effect on ROS production by human monocytes, assessed by the luminol-dependent chemiluminescence (LCL). The objects of the study were CD14+-cells isolated from mononuclear cells of healthy donors. ROS production was stimulated by opsonized zymosan (OZ), spontaneous LCL was used as a control. PEG-modified (GO-PEG and GO-8armedPEG) GO nanoparticles with sizes of 100-200 nm (“small”) and 1-5 μm (“big”) with PEG covering ~ 20% were used at concentrations of 5 and 25 μg/ml. The study showed that small size nanoparticles at a low concentration of 5 μg/ml and big nanoparticles coated with 8-armed PEG at both concentrations have a significant suppressive effect on spontaneous ROS production. In the stimulated LCL reaction variant, it was found that small nanoparticles (25 μg/ml) also have a suppressive effect on ROS production, such as big-sized particles coated with linear PEG at the same concentration. Thus, we have established for the first time that graphene oxide nanoparticles functionalized with PEG are capable of inhibiting the ROS production by human monocytes, and therefore, we can speak of the antioxidant activity of GO-PEG. </p></trans-abstract><kwd-group xml:lang="ru"><kwd>оксид графена</kwd><kwd>функционализированные наночастицы</kwd><kwd>полиэтиленгликоль</kwd><kwd>люминол-зависимая хемилюминесценция</kwd><kwd>моноциты</kwd><kwd>активные формы кислорода</kwd></kwd-group><kwd-group xml:lang="en"><kwd>graphene oxide</kwd><kwd>surface modification of nanoparticles</kwd><kwd>polyethyleneglycol</kwd><kwd>luminol-dependent chemiluminescence</kwd><kwd>monocytes</kwd><kwd>reactive oxygen species</kwd></kwd-group><funding-group><funding-statement xml:lang="en">This work was conducted within the framework of the Russian Scientific Foundation (Grant No. 19-15-00244).</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">Baali N., Khecha A., Bensouici A., Speranza G., Hamdouni N. 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