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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">sibmed</journal-id><journal-title-group><journal-title xml:lang="ru">Сибирский научный медицинский журнал</journal-title><trans-title-group xml:lang="en"><trans-title>Сибирский научный медицинский журнал</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2410-2512</issn><issn pub-type="epub">2410-2520</issn><publisher><publisher-name>ИЦиГ СО РАН</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.18699/SSMJ20240610</article-id><article-id custom-type="elpub" pub-id-type="custom">sibmed-1836</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>МЕДИКО-БИОЛОГИЧЕСКИЕ НАУКИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>BIOMEDICINE</subject></subj-group></article-categories><title-group><article-title>Сравнение эффектов трех глипролинов при пятидневном внутрибрюшинном введении</article-title><trans-title-group xml:lang="en"><trans-title>Comparison of the effects of three glyprolines after five days of intraperitoneal administration</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>Колесникова</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kolesnikova</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Колесникова Анна Александровна.</p><p>680000, Хабаровск, ул. Муравьева-Амурского, 35</p></bio><bio xml:lang="en"><p>Anna A. Kolesnikova.</p><p>680000, Khabarovsk, Murav’yeva-Amurskogo st., 35</p></bio><email xlink:type="simple">anna-kostina-88@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/0000-0002-9337-2801</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Флейшман</surname><given-names>М. Ю.</given-names></name><name name-style="western" xml:lang="en"><surname>Fleishman</surname><given-names>M. Yu.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Флейшман Марина Юрьевна - д.м.н.</p><p>680000, Хабаровск, ул. Муравьева-Амурского, 35</p></bio><bio xml:lang="en"><p>Marina Yu. Fleishman - doctor of medical sciences.</p><p>680000, Khabarovsk, Murav’yeva-Amurskogo st., 35</p></bio><email xlink:type="simple">marfl@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/0000-0001-5698-3665</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Малофей</surname><given-names>Ю. Б.</given-names></name><name name-style="western" xml:lang="en"><surname>Malofey</surname><given-names>Yu. B.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Малофей Юлия Борисовна - к.б.н.</p><p>680000, Хабаровск, ул. Муравьева-Амурского, 35</p></bio><bio xml:lang="en"><p>Yliya B. Malofey - candidate of biological sciences.</p><p>680000, Khabarovsk, Murav’yeva-Amurskogo st., 35</p></bio><email xlink:type="simple">malofey2009@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/0000-0002-0822-3431</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Толстенок</surname><given-names>И. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Tolstenok</surname><given-names>I. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Толстенок Иван Владимирович - к.б.н.</p><p>680000, Хабаровск, ул. Муравьева-Амурского, 35</p></bio><bio xml:lang="en"><p>Ivan V. Tolstenok - candidate of biological sciences.</p><p>680000, Khabarovsk, Murav’yeva-Amurskogo st., 35</p></bio><email xlink:type="simple">toiv@bk.ru</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>Дузенко</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Duzenko</surname><given-names>N. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Дузенко Надежда Владимировна.</p><p>680000, Хабаровск, ул. Муравьева-Амурского, 35</p></bio><bio xml:lang="en"><p>Nadezhda V. Duzenko.</p><p>680000, Khabarovsk, Murav’yeva-Amurskogo st., 35</p></bio><email xlink:type="simple">nadya_duz@mail.ru</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>Сальников</surname><given-names>А. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Salnikov</surname><given-names>A. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сальников Антон Александрович.</p><p>680000, Хабаровск, ул. Муравьева-Амурского, 35</p></bio><bio xml:lang="en"><p>Anton A. Salnikov.</p><p>680000, Khabarovsk, Murav’yeva-Amurskogo st., 35</p></bio><email xlink:type="simple">anton231100@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Дальневосточный государственный медицинский университет Минздрава России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Far Eastern State Medical University of Minzdrav of Russia</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>06</day><month>01</month><year>2025</year></pub-date><volume>44</volume><issue>6</issue><fpage>105</fpage><lpage>113</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Колесникова А.А., Флейшман М.Ю., Малофей Ю.Б., Толстенок И.В., Дузенко Н.В., Сальников А.А., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Колесникова А.А., Флейшман М.Ю., Малофей Ю.Б., Толстенок И.В., Дузенко Н.В., Сальников А.А.</copyright-holder><copyright-holder xml:lang="en">Kolesnikova A.A., Fleishman M.Y., Malofey Y.B., Tolstenok I.V., Duzenko N.V., Salnikov A.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://sibmed.elpub.ru/jour/article/view/1836">https://sibmed.elpub.ru/jour/article/view/1836</self-uri><abstract><p>На сегодняшний день зарегистрировано около 70 препаратов на основе регуляторных пептидов, в том числе пролинсодержащих, таких как ноотропы семакс и селанк. Актуально дальнейшее изучение свойств глипролиновых пептидных последовательностей с целью описания их нейропротекторных свойств и возможной разработки новых лекарственных средств на их основе. Цель исследования – сравнить эффекты влияния трех пептидов глипролинового ряда на морфометрические характеристики и пролиферативную активность клеток головного мозга белых крыс. Материал и методы. Половозрелым самцам крыс Вистар в течение 5 дней внутрибрюшинно вводили пептиды Thy-Lys-Pro-Arg-Pro-Gly-Pro (TKPRPGP), Arg-Pro-Gly-Pro (RPGP) и Pro-Gly-Pro-Leu (PGPL) в дозе 0,1 мг/кг. Контролем служили интактные животные и получавшие 0,9%-й раствор NaCl эквиобъемно. На препаратах правого полушария мозга после окраски гематоксилином и эозином проводили морфоцитометрию. Оценивали размерные (площадь тел, ядер и ядрышек) и числовые (количество ядрышек) характеристики клеток. Рассматривали параметры нейронов и глиоцитов в пяти локализациях (II и V слой переднетеменной доли, II и V слой собственно теменной доли, поле СА1 гиппокампа). Применяя иммуногистохимическое окрашивание, определяли интенсивность пролиферации (маркер Ki-67, клон MIB1). Результаты. Пептид TKPRPGP в большей степени, чем RPGP и PGPL, изменял морфометрические показатели клеток нервной ткани и индекс пролиферации глиоцитов. В нашем эксперименте на пролиферативную активность нейронов максимально влияет глипролин PGPL. Аргининсодержащее соединение RPGP активирует пролиферативную активность глиоцитов. Лейцинсодержащее PGPL в большей степени изменяет морфометрические показатели нейронов. Заключение. Оба изученных тетрапептида влияют на морфометрические характеристики и пролиферативную активность клеток нервной ткани при пятикратном внутрибрюшинном введении в дозе 0,1 мг/кг. При сравнении глипролинов более выраженный эффект наблюдали после введения PGPL.</p></abstract><trans-abstract xml:lang="en"><p>To date, about 70 drugs based on regulatory peptides have been registered, including proline-containing ones, such as the nootropics Semax and Selank. Further study of the properties of glyproline peptide sequences is relevant in order to describe their neuroprotective properties and the possible development of new drugs based on them. The purpose of the study was to compare the effects of three glyproline peptides on the morphometric characteristics and proliferative activity of brain cells in albino rats. Material and methods. Sexually mature Wistar male rats were intraperitoneally injected with the peptides Thy-Lys-Pro-Arg-Pro-Gly-Pro (TKPRPGP), Arg-Pro-Gly-Pro (RPGP) and Pro-Gly-Pro-Leu (PGPL) at a dose of 0.1 mg/kg for 5 days. The intact animals that received 0.9 % sodium chloride solution in equivolume served as controls. Morphocytometry was performed on preparations of the right hemisphere of the brain after staining with hematoxylin and eosin. The dimensional (area of bodies, nuclei, and nucleoli) and numerical (number of nucleoli) characteristics of cells were assessed. We examined the parameters of neurons and gliocytes in five localizations (the second and fifth layers of the anterior parietal lobe, the second and fifth layers of the proprietal lobe, field CA1 of the hippocampus). Using immunohistochemical staining, the proliferation intensity was determined (marker Ki-67, clone MIB1). Results. The TKPRPGP peptide changed the morphometric parameters of nervous tissue cells and the gliocyte proliferation index to a greater extent than RPGP and PGPL. In our experiment, the proliferative activity of neurons is maximally influenced by glyproline PGPL. The arginine-containing compound RPGP activates the proliferative activity of gliocytes. Leucine-containing PGPL, to a greater extent, changes the morphometric parameters of neurons. Conclusions. Both studied tetrapeptides affect the morphometric characteristics and proliferative activity of nervous tissue cells when administered five times intraperitoneally at a dose of 0.1 mg/kg. When comparing glyprolines, a more pronounced effect was observed after the administration of PGPL.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>глипролины</kwd><kwd>пептиды</kwd><kwd>Thr-Lys-Pro-Arg-Pro-Gly-Pro</kwd><kwd>Arg-Pro-Gly-Pro</kwd><kwd>Pro-Gly-Pro-Leu</kwd></kwd-group><kwd-group xml:lang="en"><kwd>glyprolines</kwd><kwd>peptides</kwd><kwd>Thr-Lys-Pro-Arg-Pro-Gly-Pro</kwd><kwd>Arg-Pro-Gly-Pro</kwd><kwd>Arg-Pro-Gly-Pro</kwd><kwd>Pro-Gly-Pro-Leu</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Авторы выражают благодарность начальнику лаборатории молекулярной фармакологии пептидов ФГБУ НИЦ «Курчатовский институт» академику РАН Н.Ф. Мясоедову. Работа выполнена в рамках государственного задания № 124022900081-9.</funding-statement><funding-statement xml:lang="en">The authors express their gratitude to the head of the laboratory of molecular pharmacology of peptides of the Federal State Budgetary Institution National Research Center “Kurchatov Institute”, academician of RAS N.F. Myasoedov. The work was carried out within the framework of state assignment No. 124022900081-9.</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">Жуйкова С.Е. Глипролины – регуляторные пептиды с интегративным действием. Интегратив. физиол. 2020;1(4):303–316. doi: 10.33910/2687-1270-2020-1-4-303-316</mixed-citation><mixed-citation xml:lang="en">Zhuikova S.E. Glyprolines: regulatory peptides with an integrative action. Integrativnaya fiziologiya = Integrative Physiology. 2020;1(4):303–316. 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