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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-ATR-3226</article-id><article-id custom-type="elpub" pub-id-type="custom">mimmun-3226</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>Оценка соотношения процессов лимфопролиферации к лимфоапоптозу у мужчин с зависимостью от психоактивных веществ на севере России</article-title><trans-title-group xml:lang="en"><trans-title>Assessing the ratio of lymphocyte proliferation and apoptosis in males with psychoactive substance abuse in the North of Russia</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-2330-7123</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Каббани</surname><given-names>М. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Kabbani</surname><given-names>M. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Мохаммад Сохиб Каббани – к.б.н., научный сотрудник лаборатории физиологии иммунокомпетентных клеток.</p><p>163000, Архангельск, пр. Ломоносова, 249. Тел.: 8 (8182) 28-64-19</p></bio><bio xml:lang="en"><p>Mohammad Sohib Kabbani - PhD (Biology), Researcher, Laboratory of Physiology of Immunocompetent Cell.</p><p>249 Lomonosov Ave Arkhangelsk 163000 Phone: +7 (8182) 28-64-19</p></bio><email xlink:type="simple">kabbanims@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/0000-0002-6306-1068</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Поповская</surname><given-names>Е. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Popovskaya</surname><given-names>E. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>врач-нейрохирург, научный сотрудник лаборатории физиологии иммунокомпетентных клеток.</p><p>Архангельск</p></bio><bio xml:lang="en"><p>Neurosurgeon, Researcher, Laboratory of Physiology of Immunocompetent Cell.</p><p>Arkhangelsk</p></bio><email xlink:type="simple">miakati15@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/0000-0002-1735-6690</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Шашкова</surname><given-names>Е. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Shashkova</surname><given-names>E. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.б.н., старший научный сотрудник лаборатории физиологии иммунокомпетентных клеток.</p><p>Архангельск</p></bio><bio xml:lang="en"><p>PhD (Biology), Senior Researcher, Laboratory of Physiology of Immunocompetent Cell.</p><p>Arkhangelsk</p></bio><email xlink:type="simple">eli1255@yandex.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/0000-0001-6117-0562</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Филиппова</surname><given-names>О. Е.</given-names></name><name name-style="western" xml:lang="en"><surname>Filippova</surname><given-names>O. E.</given-names></name></name-alternatives><bio xml:lang="ru"><p>к.б.н., старший научный сотрудник лаборатории физиологии иммунокомпетентных клеток.</p><p>Архангельск</p></bio><bio xml:lang="en"><p>PhD (Biology), Senior Researcher, Laboratory of Physiology of Immunocompetent Cell.</p><p>Arkhangelsk</p></bio><email xlink:type="simple">oxana_filippova_85@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/0000-0003-4900-4021</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Щёголева</surname><given-names>Л. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Shchegoleva</surname><given-names>L. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>.б.н., профессор, главный научный сотрудник, заведующая лабораторией физиологии иммунокомпетентных клеток.</p><p>Архангельск</p></bio><bio xml:lang="en"><p>PhD, MD (Biology), Professor, Chief Researcher, Head, Laboratory of Physiology of Immunocompetent Cell.</p><p>Arkhangelsk</p></bio><email xlink:type="simple">shchegoleva60@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Федеральный исследовательский центр комплексного изучения Арктики имени академика Н.П. Лаверова Уральского отделения Российской академии наук</institution><country>Россия</country></aff><aff xml:lang="en"><institution>N. Laverov Federal Center for Integrated Arctic Research, Ural Branch, Russian Academy of Sciences</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2026</year></pub-date><pub-date pub-type="epub"><day>14</day><month>02</month><year>2026</year></pub-date><volume>28</volume><issue>1</issue><fpage>151</fpage><lpage>156</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Каббани М.С., Поповская Е.В., Шашкова Е.Ю., Филиппова О.Е., Щёголева Л.С., 2026</copyright-statement><copyright-year>2026</copyright-year><copyright-holder xml:lang="ru">Каббани М.С., Поповская Е.В., Шашкова Е.Ю., Филиппова О.Е., Щёголева Л.С.</copyright-holder><copyright-holder xml:lang="en">Kabbani M.S., Popovskaya E.V., Shashkova E.Y., Filippova O.E., Shchegoleva L.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.mimmun.ru/mimmun/article/view/3226">https://www.mimmun.ru/mimmun/article/view/3226</self-uri><abstract><p>Употребление психоактивных веществ может вызывать токсическую энцефалопатию, которая способствует модуляции как врожденных, так и адаптивных иммунных реакций. Влияние употребления психоактивных веществ, в том числе запрещенных в РФ, на иммунный гомеостаз остается недостаточно изученным, особенно в условиях северных регионов с экстремальными климатическими факторами. В отношении медико-социальных последствий обращает на себя внимание стремительно нарастающая социальная дезадаптация пациентов молодого возраста, а также проявление органического поражения центральной нервной системы. Целью данной работы является оценка соотношения процессов лимфопролиферации и лимфоапоптоза у мужчин с токсической энцефалопатией, вызванной психоактивными веществами, в условиях северного региона. В работе проведен сравнительный анализ иммунологических параметров периферической крови двух групп лиц – жителей северного региона РФ: 20 мужчин с токсической энцефалопатией (средний возраст 33,8±1,8 года) в первые сутки с момента тяжелого отравления психоактивными веществами и 22 здоровых добровольца (34,5±2,0 года (контроль)). Фенотипирование лимфоцитов периферической крови выполнено методом непрямой иммунопероксидазной реакции с моноклональными антителами. Статистическая обработка данных выполнена с помощью SPSS 25.0. Результаты выявили статистически значимое (р &lt; 0,01) повышение лимфоцитов с маркером CD10+ у мужчин, употребляющих психоактивные вещества (0,54 (0,40-0,75) × 109 кл/л) по сравнению с контролем (0,27 (0,16-0,51) × 109 кл/л), что свидетельствует о гиперпролиферации лимфоцитов за счет CD10+. При этом зафиксировано у мужчин, употребляющих психоактивные вещества, низкое количество лимфоцитов с маркером CD95+ по сравнению с группой контроля, отражающее подавление апоптоза. Установлено двукратное увеличение соотношения CD10+/CD95+ у мужчин, употребляющих психоактивные вещества, демонстрирующее дисбаланс пролиферативно-апоптотических процессов. Отличительной особенностью для пострадавших c токсической энцефалопатией является повышенное содержание клеток CD10+, стимулирующих иммунные реакции по классическому пути на фоне низкой концентрации лимфоцитов с маркером CD95+, что свидетельствует о повышенном расходовании резервных возможностей иммунного гомеостаза и их сокращении. Выявлено умеренное снижение уровня экспрессии рецептора (CD71+) на лимфоцитах у мужчин, употребляющих психоактивные вещества. Полученные данные свидетельствуют, что у лиц с токсической энцефалопатией в условиях Севера происходит нарушение как долгосрочного, так и краткосрочного механизма сохранения иммунного гомеостаза за счет дисбаланса соотношения процессов лимфопролиферации и апоптоза.</p></abstract><trans-abstract xml:lang="en"><p>Usage of psychoactive substances may cause toxic encephalopathy, which contributes to the modulation of both innate and adaptive immune responses. The impact of psychoactive substances, including those illegal in Russia, upon immune homeostasis remains poorly studied, especially in northern regions with extreme climatic factors. With regard to medical and social consequences, attention is drawn to the rapidly increasing social maladaptation of young patients, as well as the manifestations of organic brain damage. This study is aimed at assessing the ratio of lymphocyte proliferation and apoptosis events in male subjects living in the Northern region of Russia suffering with toxic encephalopathy caused by psychoactive substances. The work included a comparative analysis of immunological parameters of peripheral blood determined in two groups of people living in the Northern region of the Russian Federation, i.e., twenty men with toxic encephalopathy (mean age 33.8±1.8 years) on the first day after severe poisoning with psychoactive substances versus 22 healthy volunteers (34.5±2.0 years, control group). Phenotyping of peripheral blood lymphocytes was performed by the method of indirect immunoperoxidase reaction with monoclonal antibodies. Statistical data processing was performed using SPSS 25.0. The results revealed a statistically significant (p &lt; 0.01) increase in lymphocytes with the CD10+ marker in abusers of psychoactive substances (0.54 (0.40-0.75) × 109 cells/L) compared to the control (0.27 (0.16-0.51) × 109 cells/L), which indicates hyperproliferation of lymphocytes due to CD10+. At the same time, a low number of lymphocytes with the CD95+ marker was recorded in men with psychoactive substances abuse compared to the control group, thus reflecting the suppression of apoptosis. A two-fold increase in the CD10+/CD95+ ratio was established in men with psychoactive substances poisoning, demonstrating an imbalance in proliferative-apoptotic processes. A distinctive feature for men with toxic encephalopathy is an increased content of CD10+ cells that stimulate immune responses via the classical pathway, along with low concentration of lymphocytes with the CD95+ marker, which indicates an increased expenditure of the reserve capacity of immune homeostasis and their reduction. We have also revealed a moderate decrease in the levels of CD71 receptor expression on lymphocytes in males with psychoactive substances abuse. The data obtained indicate that in individuals with toxic encephalopathy in Northern Region, a disruption of both the long-term and short-term mechanisms for maintaining immune homeostasis is observed, being associated with an imbalanced ratio of lymphoproliferation and apoptosis processes.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>лимфоциты</kwd><kwd>лимфопролиферация</kwd><kwd>лимфоапоптоз</kwd><kwd>токсическая энцефалопатия</kwd><kwd>психоактивные вещества</kwd><kwd>северные регионы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>lymphocytes</kwd><kwd>lymphoproliferation</kwd><kwd>apoptosis</kwd><kwd>toxic encephalopathy</kwd><kwd>psychoactive substances</kwd><kwd>Northern regions</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Авторы выражают благодарность заведующему отделением нейрохирургии ГБУЗ «Первая городская клиническая больница им. Е.Е. Волосевич» (г. Архангельск), заслуженному врачу РФ В.Г. 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