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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-FOP-2777</article-id><article-id custom-type="elpub" pub-id-type="custom">mimmun-2777</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>КРАТКИЕ СООБЩЕНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>SHORT COMMUNICATIONS</subject></subj-group></article-categories><title-group><article-title>Особенности показателей клеточного иммунитета в зависимости от активности очагов демиелинизации у детей с рассеянным склерозом</article-title><trans-title-group xml:lang="en"><trans-title>Features of parameters of cellular immune depending on the activity of foci of demyelination in children with multiple sclerosis</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4704-6885</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Радыгина</surname><given-names>Т. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Radygina</surname><given-names>T. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Радыгина Татьяна Вячеславовна — кандидат медицинских наук, старший научный сотрудник лаборатории экспериментальной иммунологии и вирусологии.</p><p>119991, Москва, Ломоносовский пр. 2, стр. 1</p><p>Тел.: 8 (499) 134-13-98. Факс: 8 (499) 134-70-01</p></bio><bio xml:lang="en"><p>Tatiana V. Radygina - PhD (Medicine), Senior Research Associate, Laboratory of Experimental Immunology and Virology, National Medical Research Center of Children's Health.</p><p>2 Lomonosovsky Ave, Bldg 1 Moscow 119991</p><p>Phone: +7 (499) 134-13-98. Fax: +7 (499) 134-70-01</p></bio><email xlink:type="simple">tvradigina@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/0000-0001-7771-3314</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Купцова</surname><given-names>Д. Г.</given-names></name><name name-style="western" xml:lang="en"><surname>Kuptsova</surname><given-names>D. G.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Купцова Дарья Геннадьевна — младший научный сотрудник лаборатории экспериментальной иммунологии и вирусологии.</p><p>Москва</p></bio><bio xml:lang="en"><p>Daria G. Kuptsova - Junior Research Associate, Laboratory of Experimental Immunology and Virology, National Medical Research Center of Children's Health.</p><p>Moscow</p></bio><email xlink:type="simple">dg.kuptsova@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9213-5281</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Курбатова</surname><given-names>О. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Kurbatova</surname><given-names>O. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Курбатова Ольга Владимировна — кандидат медицинских наук, старший научный сотрудник лаборатории экспериментальной иммунологии и вирусологии.</p><p>Москва</p></bio><bio xml:lang="en"><p>Olga V. Kurbatova - PhD (Medicine), Senior Research Associate, Laboratory of Experimental Immunology and Virology, National Medical Research Center of Children's Health.</p><p>Moscow</p></bio><email xlink:type="simple">putintseva@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/0000-0003-0896-6996</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Петричук</surname><given-names>С. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Petrichuk</surname><given-names>S. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Петричук Светлана Валентиновна — доктор биологических наук, профессор, главный научный сотрудник лаборатории экспериментальной иммунологии и вирусологии.</p><p>Москва</p></bio><bio xml:lang="en"><p>Svetlana V. Petrichuk - PhD, MD (Biology), Professor, Chief Research Associate, Laboratory of Experimental Immunology and Virology, National Medical Research Center of Children's Health.</p><p>Moscow</p></bio><email xlink:type="simple">cito@list.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/0000-0001-8923-4652</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Семикина</surname><given-names>Е. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Semikina</surname><given-names>E. L.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Семикина Елена Леонидовна — доктор медицинских наук, руководитель лабораторного отдела, главный научный сотрудник лаборатории экспериментальной иммунологии и вирусологии ФГАУ «НМИЦ здоровья детей» МЗ РФ; профессор кафедры педиатрии и детской ревматологии ФГАОУ ВО «ПМГМУ им. И.М. Сеченова» МЗ РФ (Сеченовский университет),.</p><p>Москва</p></bio><bio xml:lang="en"><p>Elena L. Semikina - PhD, MD (Medicine), Head, Laboratory Department, Chief Research Associate, Laboratory of Experimental Immunology and Virology, National Medical Research Center of Children's Health; Professor, Department of Pediatrics and Pediatric Rheumatology, I. Sechenov First Moscow State Medical University (Sechenov University).</p><p>Moscow</p></bio><email xlink:type="simple">semikina@nczd.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-8586-7946</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Фисенко</surname><given-names>А. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Fisenko</surname><given-names>A. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Фисенко Андрей Петрович — доктор медицинских наук, профессор, директор ФГАУ «НМИЦ здоровья детей» МЗ РФ.</p><p>Москва</p></bio><bio xml:lang="en"><p>Andrey P. Fisenko - PhD, MD (Medicine), Professor, Director, National Medical Research Center of Children's Health.</p><p>Moscow</p></bio><email xlink:type="simple">fisenko@nczd.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/0000-0003-1574-2050</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Абдуллаева</surname><given-names>Л. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Abdullaeva</surname><given-names>L. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Абдуллаева Луизат Муслимовна — младший научный сотрудник лаборатории редких наследственных болезней у детей медико-генетического центра, врач-невролог отделения психоневрологии и психосоматической патологии.</p><p>Москва</p></bio><bio xml:lang="en"><p>Luizat M. Abdullaeva - Junior Research Associate, Laboratory of Rare Hereditary Diseases in Children of the Medical Genetic Center, Neurologist of the Department of Psychoneurology and Psychosomatic Pathology, National Medical Research Center of Children's Health.</p><p>Moscow</p></bio><email xlink:type="simple">instorm@inbox.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/0000-0001-8506-2064</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Бурсагова</surname><given-names>Б. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Bursagova</surname><given-names>B. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Бурсагова Бэлла Ибрагимовна — кандидат медицинских наук, старший научный сотрудник лаборатории нервных болезней, заместитель по лечебной работе отделения психоневрологии и психосоматической патологии.</p><p>Москва</p></bio><bio xml:lang="en"><p>Bella I. Bursagova - PhD (Medicine), Senior Research Associate, Laboratory of Nervous Disorders, Deputy for Medical Work, Department of Psychoneurology and Psychosomatic Pathology, National Medical Research Center of Children's Health.</p><p>Moscow</p></bio><email xlink:type="simple">bursagova@nczd.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГАУ «Национальный медицинский исследовательский центр здоровья детей» Министерства здравоохранения РФ</institution><country>Россия</country></aff><aff xml:lang="en"><institution>National Medical Research Center of Children's Health</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ФГАУ «Национальный медицинский исследовательский центр здоровья детей» Министерства здравоохранения РФ; ФГАОУ ВО «Первый Московский государственный медицинский университет имени И.М. Сеченова» Министерства здравоохранения РФ (Сеченовский университет)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>National Medical Research Center of Children's Health; I. Sechenov First Moscow State Medical University (Sechenov University)</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2023</year></pub-date><pub-date pub-type="epub"><day>01</day><month>06</month><year>2023</year></pub-date><volume>25</volume><issue>5</issue><fpage>1019</fpage><lpage>1026</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Радыгина Т.В., Купцова Д.Г., Курбатова О.В., Петричук С.В., Семикина Е.Л., Фисенко А.П., Абдуллаева Л.М., Бурсагова Б.И., 2023</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="ru">Радыгина Т.В., Купцова Д.Г., Курбатова О.В., Петричук С.В., Семикина Е.Л., Фисенко А.П., Абдуллаева Л.М., Бурсагова Б.И.</copyright-holder><copyright-holder xml:lang="en">Radygina T.V., Kuptsova D.G., Kurbatova O.V., Petrichuk S.V., Semikina E.L., Fisenko A.P., Abdullaeva L.M., Bursagova B.I.</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/2777">https://www.mimmun.ru/mimmun/article/view/2777</self-uri><abstract><p>РС является распространенным заболеванием центральной нервной системы, которое приводит к инвалидизации и снижению качества жизни. Дебют заболевания у 3-5% пациентов приходится на детский возраст и имеет менее благоприятное течение, по сравнению со взрослыми. РС вызывается активацией аутореактивных эффекторных Т-клеток при срыве периферической толерантности, которая в норме контролируется Т-регуляторными клетками (Treg). Перспективным является исследование экспрессии эктонуклеотидаз CD39 и CD73 в популяциях Treg и Th17 для оценки их супрессивной активности. Цель — оценить содержание основных и малых популяций лимфоцитов и экспрессию эктонуклеотидаз CD39 и CD73 в популяции CD4+ лимфоцитов у детей с РС. Обследовано 111 детей с РС, 66 детей — с контраст негативными очагами на МРТ (1-я группа), 45 детей — с контраст позитивными очагами (2-я группа). Группу сравнения составили 46 условно здоровых детей, сопоставимых по возрасту (3-я группа). Содержание Т-лимфоцитов, B-лимфоцитов, NK-лимфоцитов, Treg (CD4+CD25highCD127low), Thact (CD4+CD25highCD127high), Th17 клеток (CD3+CD4+CD161+); экспрессию CD39 и CD73 в Treg, Th17 и Thact проводили методом проточной цитофлуориметрии. Выявлено увеличение содержания Т-хелперов, снижение NK-клеток у пациентов во 2-й группе. Получено увеличение количества Thact и Th17 лимфоцитов у пациентов обеих групп с РС. Количество Treg в 1-й группе было достоверно выше, чем в 3-й группе. Соотношение клеток с экспрессией CD39 и CD73 у пациентов с РС зависело от популяции лимфоцитов также, как и в 3-й группе. Наибольшее содержание CD39+ клеток отмечалось в популяции Treg, а наименьшее в популяции Thact. Для экспрессии CD73 наоборот, наибольшая экспрессия CD73 наблюдалась в Thact клетках, наименьшая в Treg. При сравнении групп пациентов получено, что у пациентов 1-й группы было достоверно увеличено количество клеток, экспрессирующих эктонуклеотидазу CD39, а количество supTh17 было сравнимо с 3-й группой. В обеих группах пациентов с РС наблюдалось увеличение количества CD73 в Treg, Thact и Th17. Таким образом, выявлены информативные популяции лимфоцитов (CD4+ клетки, Treg, CD39+Treg, supTh17), которые могут быть использованы для мониторинга состояния детей с рассеянным склерозом.</p></abstract><trans-abstract xml:lang="en"><p>MS is a common disease of the central nervous system that leads to disability and reduced quality of life. The debut of disease in 3-5% of patients occurs in childhood and has a less favorable course compared to adults. MS is caused by the activation of autoreactive T cells in the breakdown of peripheral tolerance, which is normally controlled by regulatory T cells (Tregs). It is promising to study expression of CD39 and CD73 in Treg and Th17 populations to assess their suppressive activity. Aim is to evaluate content of major and minor lymphocyte populations and expression of CD39 and CD73 in CD4+ lymphocyte population in children with MS. 111 children with MS were examined, 66 with contrast-negative lesions on MRI (Group 1), 45 with contrast-positive lesions (Group 2). The comparison group consisted of 46 healthy children (Group 3). Content of T, B, NK lymphocytes, Treg (CD4+CD25highCD127low), Thact (CD4+CD25highCD127high), Th17 cells (CD3+CD4+CD161+); expression of CD39 and CD73 in Treg, Th17 and Thact was performed by flow cytometry. An increase in content of T helpers, a decrease in NK cells in patients in group 2 was revealed. An increase in number of Thact and Th17 lymphocytes was obtained in patients of both groups with MS. Number of Tregs in group 1 was significantly higher than in group 3. Ratio of cells expressing CD39 and CD73 in MS patients depended on lymphocyte population as well as in the group 3. The highest content of CD39+ cells was observed in Treg population, and the lowest in Thact population. For CD73 expression, on the contrary, the highest expression of CD73 was observed in Thact cells, the lowest in Treg. When comparing groups of patients, it was found that in patients of group 1, number of cells expressing CD39 ectonucleotidase was significantly increased, and number of supTh17 was comparable with group 3. In both groups of MS patients, an increase in CD73 counts in Treg, Thact and Th17 was observed. Thus, informative populations of lymphocytes (CD4+ cells, Treg, CD39+Treg, supTh17) have been identified, which can be used to monitor condition of children with multiple sclerosis.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>популяции лимфоцитов</kwd><kwd>CD4+ лимфоциты</kwd><kwd>Treg</kwd><kwd>Th17</kwd><kwd>Thact</kwd><kwd>CD39</kwd><kwd>CD73</kwd><kwd>рассеянный склероз</kwd><kwd>дети</kwd></kwd-group><kwd-group xml:lang="en"><kwd>lymphocytes subsets</kwd><kwd>CD4+ subsets</kwd><kwd>Treg</kwd><kwd>Th17</kwd><kwd>Thact</kwd><kwd>CD39</kwd><kwd>CD73</kwd><kwd>multiple sclerosis</kwd><kwd>children</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">Alroughani R., Boyko A. Pediatric multiple sclerosis: a review. BMC Neurol., 2018, Vol. 18, no. 1, 27. doi: 10.1186/s12883-018-1026-3.</mixed-citation><mixed-citation xml:lang="en">Alroughani R., Boyko A. 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