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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">kpccz</journal-id><journal-title-group><journal-title xml:lang="ru">Комплексные проблемы сердечно-сосудистых заболеваний</journal-title><trans-title-group xml:lang="en"><trans-title>Complex Issues of Cardiovascular Diseases</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2306-1278</issn><issn pub-type="epub">2587-9537</issn><publisher><publisher-name>Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.17802/2306-1278-2024-13-4S-138-149</article-id><article-id custom-type="elpub" pub-id-type="custom">kpccz-1558</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>ОРИГИНАЛЬНЫЕ ИССЛЕДОВАНИЯ. Трансплантология и искусственные органы</subject></subj-group></article-categories><title-group><article-title>ИССЛЕДОВАНИЕ ОСОБЕННОСТЕЙ ДЕГРАДАЦИИ, БИОСОВМЕСТИМОСТИ И КАЛЬЦИФИКАЦИИ БИОМАТЕРИАЛОВ ДЛЯ СОСУДИСТОЙ ХИРУРГИИ</article-title><trans-title-group xml:lang="en"><trans-title>STUDY OF DEGRADATION, BIOCOMPATIBILITY AND CALCIFICATION CHARACTERISTICS OF BIOMATERIALS FOR VASCULAR SURGERY</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1991-6516</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Прокудина</surname><given-names>Екатерина Сергеевна</given-names></name><name name-style="western" xml:lang="en"><surname>Prokudina</surname><given-names>Ekaterina S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук научный сотрудник лаборатории тканевой инженерии и внутрисосудистой визуализации отдела хирургии сердца и сосудов федерального государственного бюджетного научного учреждения «Научно-исследовательский институт комплексных проблем сердечно-сосудистых заболеваний», Кемерово, Российская Федерация</p></bio><bio xml:lang="en"><p>PhD, Researcher, Laboratory of Tissue Engineering and Intravascular visualization, Department of Heart and Vascular Surgery, Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”, Kemerovo, Russian Federation</p></bio><email xlink:type="simple">goddess27@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/0000-0002-8874-0788</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Антонова</surname><given-names>Лариса Валерьевна</given-names></name><name name-style="western" xml:lang="en"><surname>Antonova</surname><given-names>Larisa V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>доктор медицинских наук ведущий научный сотрудник лаборатории тканевой инженерии и внутрисосудистой визуализации отдела хирургии сердца и сосудов федерального государственного бюджетного научного учреждения «Научно-исследовательский институт комплексных проблем сердечно-сосудистых заболеваний», Кемерово, Российская Федерация</p></bio><bio xml:lang="en"><p>PhD, Leading Researcher, Laboratory of Tissue Engineering and Intravascular visualization, Department of Heart and Vascular Surgery, Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”, Kemerovo, Russian Federation</p></bio><email xlink:type="simple">antonova.la@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/0000-0002-9430-937X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Сенокосова</surname><given-names>Евгения Андреевна</given-names></name><name name-style="western" xml:lang="en"><surname>Senokosova</surname><given-names>Eugenia A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук заведующая лабораторией клеточных технологий отдела экспериментальной медицины федерального государственного бюджетного научного учреждения «Научно-исследовательский институт комплексных проблем сердечно-сосудистых заболеваний», Кемерово, Российская Федерация</p></bio><bio xml:lang="en"><p>PhD, Head of Laboratory for Cell Technology, Department of Experimental Medicine, Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”, Kemerovo, Russian Federation</p></bio><email xlink:type="simple">sergeewa.ew@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/0000-0002-2500-2147</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кривкина</surname><given-names>Евгения Олеговна</given-names></name><name name-style="western" xml:lang="en"><surname>Krivkina</surname><given-names>Eugenia O.</given-names></name></name-alternatives><bio xml:lang="ru"><p>младший научный сотрудник лаборатории клеточных технологий отдела экспериментальной медицины федерального государственного бюджетного научного учреждения «Научно-исследовательский институт комплексных проблем сердечно-сосудистых заболеваний», Кемерово, Российская Федерация</p></bio><bio xml:lang="en"><p>Junior Researcher, Laboratory for Cell Technology, Department of Experimental Medicine, Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”, Kemerovo, Russian Federation</p></bio><email xlink:type="simple">kriveo@kemcardio.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/0000-0002-4467-8732</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Синицкая</surname><given-names>Анна Викторовна</given-names></name><name name-style="western" xml:lang="en"><surname>Sinitskaya</surname><given-names>Anna V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат биологических наук старший научный сотрудник лаборатории геномной медицины отдела экспериментальной медицины федерального государственного бюджетного научного учреждения «Научно-исследовательский институт комплексных проблем сердечно-сосудистых заболеваний», Кемерово, Российская Федерация</p></bio><bio xml:lang="en"><p>PhD, Senior Researcher, Laboratory of Genomic Medicine, Department of Experimental Medicine, Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”, Kemerovo, Russian Federation</p></bio><email xlink:type="simple">annacepokina@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/0009-0003-9323-8893</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Коломеец</surname><given-names>Марина Сергеевна</given-names></name><name name-style="western" xml:lang="en"><surname>Kolomeets</surname><given-names>Marina S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>младший научный сотрудник лаборатории клеточных технологий отдела экспериментальной медицины федерального государственного бюджетного научного учреждения «Научно-исследовательский институт комплексных проблем сердечно-сосудистых заболеваний», Кемерово, Российская Федерация</p></bio><bio xml:lang="en"><p>Junior Researcher, Laboratory for Cell Technology, Department of Experimental Medicine, Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”, Kemerovo, Russian Federation</p></bio><email xlink:type="simple">marina.iakowlewa2010@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/0000-0002-1534-264X</contrib-id><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Кочергин</surname><given-names>Никита Александрович</given-names></name><name name-style="western" xml:lang="en"><surname>Kochergin</surname><given-names>Nikita A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>кандидат медицинских наук заведующий лабораторией тканевой инженерии и внутрисосудистой визуализации отдела хирургии сердца и сосудов федерального государственного бюджетного научного учреждения «Научно-исследовательский институт комплексных проблем сердечно-сосудистых заболеваний», Кемерово, Российская Федерация</p></bio><bio xml:lang="en"><p>MD, PhD, Head of Laboratory of Tissue Engineering and Intravascular visualization, Department of Heart and Vascular Surgery, Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”, Kemerovo, Russian Federation</p></bio><email xlink:type="simple">nikotwin@mail.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru">Федеральное государственное бюджетное научное учреждение «Научно-исследовательский институт комплексных проблем сердечно-сосудистых заболеваний»<country>Россия</country></aff><aff xml:lang="en">Federal State Budgetary Institution “Research Institute for Complex Issues of Cardiovascular Diseases”<country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2024</year></pub-date><pub-date pub-type="epub"><day>28</day><month>12</month><year>2024</year></pub-date><volume>13</volume><issue>4S</issue><fpage>138</fpage><lpage>149</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Прокудина Е.С., Антонова Л.В., Сенокосова Е.А., Кривкина Е.О., Синицкая А.В., Коломеец М.С., Кочергин Н.А., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Прокудина Е.С., Антонова Л.В., Сенокосова Е.А., Кривкина Е.О., Синицкая А.В., Коломеец М.С., Кочергин Н.А.</copyright-holder><copyright-holder xml:lang="en">Prokudina E.S., Antonova L.V., Senokosova E.A., Krivkina E.O., Sinitskaya A.V., Kolomeets M.S., Kochergin N.A.</copyright-holder><license 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.nii-kpssz.com/jour/article/view/1558">https://www.nii-kpssz.com/jour/article/view/1558</self-uri><abstract><sec><title>Основные положения</title><p>Основные положения</p><p>Фиброин шелка устойчив к ранней деградации, очаговой кальцификации, адсорбирует альбумин, не вызывает выраженного локального и системного воспаления при подкожной имплантации крысам, в чем сопоставим и даже превосходит по своим свойствам бычий перикард, используемый в сосудистой хирургии.</p></sec><sec><title> </title><p> </p></sec><sec><title>Резюме</title><p>Резюме</p></sec><sec><title>Цель</title><p>Цель. Исследовать гидролитическую деградацию фиброина шелка (ФШ), оценить в сравнительном аспекте поверхностную адсорбцию белков матриксами из ФШ и бычьего перикарда (БП), кальцификацию биоматериалов, а также их биосовместимость, динамику биодеградации и системное воспаление после подкожной имплантации крысам.</p></sec><sec><title>Материалы и методы</title><p>Материалы и методы. Матриксы из ФШ изготавливали методом электроспиннинга. Материалом сравнения выступал БП-лоскут. Исследовали потерю массы ФШ и изменение рН инкубационного раствора при его гидролитической деградации in vitro на сроках 1, 3, 6 и 12 мес. Оценивали поверхностную адсорбцию альбумина и фибриногена матриксами in vitro. Образцы ФШ и БП имплантировали под кожу крысам на срок 7, 14, 30 и 60 сут. После эксплантации матриксов проводили гистологическое исследование образцов и оценивали их кальцификацию. В сыворотке крови крыс исследовали уровни ИЛ-6 и ИЛ-8, ФНО-α и МСР-1 методом иммуноферментного анализа.</p></sec><sec><title>Результаты</title><p>Результаты. Гидролитическая деградация ФШ in vitro приводила к потере 6% массы матрикса, сопровождалась снижением рН инкубационного раствора до 6,56. На поверхности ФШ адсорбировалось в 2 раза больше альбумина и в 6 раз больше фибриногена, чем на поверхности БП. Признаки биодеградации ФШ и тонкая соединительнотканная капсула вокруг матрикса появились спустя 30 дней после подкожной имплантации крысам. Выраженного воспаления и очагов кальцификации ФШ не выявлено. Подкожная имплантация БП сопровождалась формированием выраженной соединительнотканной капсулы вокруг образца, разволокнением и деградацией материала спустя 60 сут. Локализованных очагов кальцификации не обнаружено на всех сроках подкожной имплантации. Содержание провоспалительных цитокинов в сыворотке крови крыс после подкожной имплантации ФШ и БП снижалось к 60-му дню исследования без статистически значимых межгрупповых различий.</p></sec><sec><title>Заключение</title><p>Заключение. Благодаря устойчивости к преждевременной деградации и кальцификации, повышенной поверхностной адсорбции альбумина, оптимальной биосовместимости и отсутствию выраженного периимплантационного и системного воспаления ФШ сопоставим, а по ряду признаков даже превосходит БП, широко используемый в сосудистой хирургии.</p></sec></abstract><trans-abstract xml:lang="en"><sec><title>Highlights</title><p>Highlights </p><p>Silk fibroin is resistant to early degradation, focal calcification, adsorbs albumin, and does not cause pronounced local and systemic inflammation during subcutaneous implantation in rats, which is comparable and even superior in properties to bovine pericardium used in vascular surgery.</p></sec><sec><title> </title><p> </p></sec><sec><title>Aim</title><p>Aim. To study the hydrolytic degradation of silk fibroin (SF), to evaluate in a comparative aspect the surface adsorption of proteins by matrices from SF and bovine pericardium (BP), calcification of biomaterials, as well as their biocompatibility, the dynamics of biodegradation and systemic inflammation after subcutaneous implantation in rats.</p></sec><sec><title>Methods</title><p>Methods. Matrices from SF were made by electrospinning. The BP flap was used as a comparison material. The loss of SF mass and the change in pH of the incubation solution during its hydrolytic degradation in vitro were studied at periods of 1, 3, 6, and 12 months. The surface adsorption of albumin and fibrinogen by matrices was assessed in vitro. Samples of SF and BP were implanted subcutaneously in rats for periods of 7, 14, 30, and 60 days. After explantation of the matrices, a histological examination of the samples was performed and their calcification was assessed. The levels of interleukins 6 and 8, tumor necrosis factor-α, and monocyte chemotactic protein-1 were studied in the blood serum of rats using the enzyme immunoassay method.</p></sec><sec><title>Results</title><p>Results. Hydrolytic degradation of SF in vitro resulted in a 6% loss of the matrix mass and was accompanied by a decrease in the pH of the incubation solution to 6.56. Twice as much albumin and six times as much fibrinogen were adsorbed on the SF surface than on the BP surface. Signs of SF biodegradation and a thin connective tissue capsule around the matrix appeared after 30 days of subcutaneous implantation in rats. No pronounced inflammation or calcification of SF were detected. Subcutaneous implantation of BP was accompanied by the formation of a pronounced connective tissue capsule around the sample after 60 days, fraying, and degradation of the material. Localized foci of calcification were not detected at any time point of subcutaneous implantation. The content of proinflammatory cytokines in the blood serum of rats after subcutaneous implantation of SF and BP decreased by day 60 of the study without statistically significant intergroup differences.</p></sec><sec><title>Conclusion</title><p>Conclusion. Due to its resistance to premature degradation and calcification, increased surface adsorption of albumin, optimal biocompatibility and the absence of pronounced peri-implantation and systemic inflammation, SF is comparable and also has a number of advantages compared to BP used in vascular surgery.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>Фиброин шелка</kwd><kwd>Бычий перикард</kwd><kwd>Электроспиннинг</kwd><kwd>Биосовместимость</kwd><kwd>Биодеградация</kwd><kwd>Кальцификация</kwd><kwd>Биоматериалы</kwd></kwd-group><kwd-group xml:lang="en"><kwd>Silk fibroin</kwd><kwd>Bovine pericardium</kwd><kwd>Electrospinning</kwd><kwd>Biocompatibility</kwd><kwd>Biodegradation</kwd><kwd>Calcification</kwd><kwd>Biomaterials</kwd></kwd-group><funding-group xml:lang="ru"><funding-statement>Работа выполнена при поддержке комплексной программы фундаментальных научных исследований РАН в рамках фундаментальной темы НИИ КПССЗ № 0419-2022-0003 «Разработка новых изделий медицинского назначения для сердечно-сосудистой хирургии. Переход к персонализированной медицине и высокотехнологичному здравоохранению. Создание систем обработки больших объемов данных, машинного обучения и искусственного интеллекта», при финансовой поддержке Министерства науки и высшего образования Российской Федерации в рамках национального проекта «Наука и университеты».</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">Guhathakurta S., Galla S. Progress in cardiovascular biomaterials. Asian Cardiovasc Thorac Ann. 2019;27(9):744-750. doi:10.1177/0218492319880424.</mixed-citation><mixed-citation xml:lang="en">Guhathakurta S., Galla S. Progress in cardiovascular biomaterials. 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