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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">psychiatry</journal-id><journal-title-group><journal-title xml:lang="ru">ПСИХИАТРИЯ</journal-title><trans-title-group xml:lang="en"><trans-title>Psychiatry (Moscow) (Psikhiatriya)</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1683-8319</issn><issn pub-type="epub">2618-6667</issn><publisher><publisher-name>FSBSI “The Mental Health Research Centre”;   LLC «Publisher «MIA»</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.30629/2618-6667-2021-19-3-6-14</article-id><article-id custom-type="elpub" pub-id-type="custom">psychiatry-679</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>ПСИХОПАТОЛОГИЯ, КЛИНИЧЕСКАЯ И БИОЛОГИЧЕСКАЯ ПСИХИАТРИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>PSYCHOPATHOLOGY, CLINICAL AND BIOLOGICAL PSYCHIATRY</subject></subj-group></article-categories><title-group><article-title>Концентрация циркулирующей внеклеточной ДНК в плазме периферической крови больных  с острыми психозами эндогенной и экзогенной этиологии</article-title><trans-title-group xml:lang="en"><trans-title>Concentration of Circulating Cell-Free DNA in the Peripheral Blood Plasma of Patients with Acute Endogenous and Exogenous Etiology Psychoses</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>Жесткова</surname><given-names>Е. М.</given-names></name><name name-style="western" xml:lang="en"><surname>Jestkova</surname><given-names>E. M.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Жесткова Елизавета Михайловна</p><p>Москва</p></bio><bio xml:lang="en"><p>Elizaveta M. Jestkova, MD</p><p>Moscow</p></bio><email xlink:type="simple">valebat@icloud.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/0000-0003-1206-5832</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Ершова</surname><given-names>Е. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Ershova</surname><given-names>E. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ершова Елизавета Сергеевна, кандидат биологических наук, лаборатория молекулярной биологии</p><p>Москва</p></bio><bio xml:lang="en"><p>Elizaveta S. Ershova, PhD, Cand. of Sci. (Biol.), Molecular Biology Laboratory</p><p>Moscow</p></bio><email xlink:type="simple">es-ershova@rambler.ru</email><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Мартынов</surname><given-names>А. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Martynov</surname><given-names>A. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Мартынов Андрей Владимирович, кандидат биологических наук, лаборатория молекулярной биологии</p><p>Москва</p></bio><bio xml:lang="en"><p>Andrey V. Martynov, PhD, Cand. of Sci. (Biol.), Molecular Biology Laboratory</p><p>Moscow</p></bio><email xlink:type="simple">avlamar@mail.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/0000-0001-7507-327X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Захарова</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Zakharova</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Захарова Наталья Вячеславовна, кандидат медицинских наук</p><p>Москва</p></bio><bio xml:lang="en"><p>Natalia V. Zakharova, MD, PhD, Cand. of Sci. (Med.)</p><p>Moscow</p></bio><email xlink:type="simple">nataliza80@gmail.com</email><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-4320-3644</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Костюк</surname><given-names>Г. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Kostyuk</surname><given-names>G. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Костюк Георгий Петрович, доктор медицинских наук, профессор</p><p>Москва</p></bio><bio xml:lang="en"><p>Georgiy P. Kostyuk, MD, PhD, Dr. of Sci. (Med.), Professor</p><p>Moscow</p></bio><email xlink:type="simple">kgr@yandex.ru</email><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-1847-0548</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Вейко</surname><given-names>Н. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Veiko</surname><given-names>N. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Вейко Наталья Николаевна, доктор биологических наук, лаборатория молекулярной биологии</p><p>Москва</p></bio><bio xml:lang="en"><p>Natalia N. Veiko, PhD, Dr. of Sci. (Biol.), Molecular Biology Laboratory</p><p>Moscow</p></bio><email xlink:type="simple">satelit32006@yandex.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/0000-0002-6336-9900</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Костюк</surname><given-names>С. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Kostyuk</surname><given-names>S. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Костюк Светлана Викторовна, доктор биологических наук, заведующая лабораторией, лаборатория молекулярной биологии</p><p>Москва</p></bio><bio xml:lang="en"><p>Svetlana V. Kostyuk, PhD, Dr. of Sci. (Biol.), Head of the Laboratory, Molecular Biology Laboratory</p><p>Moscow</p></bio><email xlink:type="simple">svet-vk@yandex.ru</email><xref ref-type="aff" rid="aff-2"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ГБУ «Психиатрическая клиническая больница № 4 им. П.Б. Ганнушкина» Департамента здравоохранения города Москвы</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Gannushkin Clinical Psychiatric Hospital № 4</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ФГБНУ «Медико-генетический научный центр имени академика Н.П. Бочкова»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Research Centre for Medical Genetics</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>ГБУ «Психиатрическая клиническая больница № 1 имени Н.А. Алексеева» Департамента здравоохранения города Москвы</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Moscow Healthcare Department, N.A. Alexeev Clinical Psychiatric Hospital № 1</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2021</year></pub-date><pub-date pub-type="epub"><day>12</day><month>10</month><year>2021</year></pub-date><volume>19</volume><issue>3</issue><fpage>6</fpage><lpage>14</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Жесткова Е.М., Ершова Е.С., Мартынов А.В., Захарова Н.В., Костюк Г.П., Вейко Н.Н., Костюк С.В., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Жесткова Е.М., Ершова Е.С., Мартынов А.В., Захарова Н.В., Костюк Г.П., Вейко Н.Н., Костюк С.В.</copyright-holder><copyright-holder xml:lang="en">Jestkova E.M., Ershova E.S., Martynov A.V., Zakharova N.V., Kostyuk G.P., Veiko N.N., Kostyuk S.V.</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.journalpsychiatry.com/jour/article/view/679">https://www.journalpsychiatry.com/jour/article/view/679</self-uri><abstract><p>Обоснование: внеклеточная ДНК плазмы крови (вкДНК) рассматривается как маркер, отражающий уровень апоптоза в организме человека в условиях стресса. Острый психоз, вызванный эндогенными (шизофрения) и экзогенными (алкогольная интоксикация) факторами, в организме человека ассоциирован с окислительным стрессом. Можно предположить, что концентрация вкДНК в плазме крови больных с острыми психозами эндогенной и экзогенной этиологии повышена. Цель работы: сравнительный анализ концентрации вкДНК в плазме крови больных параноидной шизофренией в период обострения заболевания, больных с алкогольным психозом и здоровых добровольцев. Материалы и методы: концентрация вкДНК определена в образцах плазмы крови 476 человек: группа контроля (n = 95); больные шизофренией в стадии обострения болезни (n = 334); больные c алкогольным психозом (n = 47). Результаты: концентрации вкДНК в группе больных шизофренией (медиана 931 нг/мл) в 1,8 раза выше, чем в группе больных с алкогольным психозом (медиана 504 нг/мл) и в 2,2 раза выше, чем в контроле (медиана 428 нг/мл). Для больных шизофренией с высокими показателями шкалы позитивных и негативных симптомов (PANSS) мы обнаружили наиболее высокие значения концентрации вкДНК в плазме крови в период психоза, что указывает на более выраженный системный процесс, который сопровождается повышением уровня гибели клеток. Выводы: концентрация вкДНК в плазме крови может использоваться как биохимический маркер, отражающий тяжесть состояния больного шизофренией при поступлении в стационар.</p></abstract><trans-abstract xml:lang="en"><p>Introduction: cell-free plasma DNA (cfDNA) is used as a marker refl ecting the level of apoptosis in the human body under stress. Acute psychosis caused by endogenous (schizophrenia) and exogenous (alcohol intoxication) factors in the patient’s body is associated with oxidative stress. Presumably, cfDNA concentration in the blood plasma of patients with acute psychoses of endogenous and exogenous etiology is increased. The purpose of the study: comparative analysis of the cfDNA concentration in the blood plasma of treated and untreated patients with paranoid schizophrenia during the disease exacerbation, patients with alcoholic psychosis and healthy volunteers. Patients and methods: the concentration of cfDNA was determined in the blood plasma samples of 476 people: control group (n = 95); patients with schizophrenia in the acute stage of the disease (n = 334); patients with alcoholic psychosis (n = 47). Results: the concentrations of cfDNA in the plasma of patients with schizophrenia (median 931 ng/ml) is 2.2 times higher than in the control group (median 428 ng/ml) and 1.8 times higher than in the patients with alcoholic psychosis (504 ng/ml). For the patients with schizophrenia with high PANSS, we found the highest values of the cfDNA concentration in the blood plasma during psychosis, which indicates a more pronounced systemic process, which is accompanied by the cell death level increase. Conclusions: the concentration of cfDNA in the blood plasma could be used as a biochemical marker that refl ects the severity of the schizophrenia patient’ state upon admission to the hospital.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>шизофрения</kwd><kwd>алкоголизм</kwd><kwd>внеклеточная ДНК</kwd></kwd-group><kwd-group xml:lang="en"><kwd>schizophrenia</kwd><kwd>alcoholism</kwd><kwd>cell free DNA</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена при финансовой поддержке РФФИ (проект № 17-29-06017офи_м) и в рамках государственного задания Минобрнауки РФ</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">Aucamp J, Bronkhorst AJ, Badenhorst CPS, Pretorius PJ. The diverse origins of circulating cellfree DNA in the human body: a critical re-evaluation of the literature. Biol. Rev. Camb. Philos. 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