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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">ssmu</journal-id><journal-title-group><journal-title xml:lang="ru">Бюллетень сибирской медицины</journal-title><trans-title-group xml:lang="en"><trans-title>Bulletin of Siberian Medicine</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1682-0363</issn><issn pub-type="epub">1819-3684</issn><publisher><publisher-name>Siberian State Medical University, the Ministry of Healthcare of the Russian Federation</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.20538/1682-0363-2016-5-16-29</article-id><article-id custom-type="elpub" pub-id-type="custom">ssmu-729</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 СТАТЬИ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>ORIGINAL PAPERS</subject></subj-group></article-categories><title-group><article-title>Клеточные реакции на трехмерные матриксы из полимолочной кислоты и гидроксиапатита, полученные методом 3D-печати</article-title><trans-title-group xml:lang="en"><trans-title>Cellular reactions to three-dimensional matrices of polylactic acid and hydroxyapatite generated by 3D-printing</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>Дружинина</surname><given-names>Т. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Druzhinina</surname><given-names>T. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>канд. мед. наук,</p><p>123182, г. Москва, Щукинская ул., 5/2</p></bio><bio xml:lang="en"><p>PhD, Researcher,</p><p>5/2, Schukinskaya Str., Moscow, 123182</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Талалаев</surname><given-names>С. Я.</given-names></name><name name-style="western" xml:lang="en"><surname>Talalaev</surname><given-names>S. Ya.</given-names></name></name-alternatives><bio xml:lang="ru"><p>зам. директора по науке,</p><p>123182, г. Москва, Щукинская ул., 5/2</p></bio><bio xml:lang="en"><p>Deputy Director for Science,</p><p>5/2, Schukinskaya Str., Moscow, 123182</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Закиров</surname><given-names>Н. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Zakirov</surname><given-names>N. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>первый заместитель директора,</p><p>123182, г. Москва, Щукинская ул., 5/2</p></bio><bio xml:lang="en"><p>First Deputy Director,</p><p>5/2, Schukinskaya Str., Moscow, 123182</p></bio><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Щаденко</surname><given-names>С. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Shchadenko</surname><given-names>S. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>зав. лабораторией медицинской электроники, 634050, г. Томск, пр. Ленина, 30</p><p>ассистент кафедры промышленной и медицинской электроники, 634050, г. Томск, Московский тракт, 2</p><p> </p></bio><bio xml:lang="en"><p>Head of Laboratory Medical Eelectronics, 2, Moscow Trakt, Tomsk, 634050;</p><p>Assistant, Department of Industrial and Medical Electronics, 30, Lenina Av., Tomsk, 634050</p></bio><xref ref-type="aff" rid="aff-2"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Хабибуллин</surname><given-names>Ш. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Khabibulin</surname><given-names>Sh. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>канд. техн. наук, инженер центра управления научно-исследовательским обору- дованием,</p><p>634050, г. Томск, пр. Ленина, 30</p></bio><bio xml:lang="en"><p>PhD, Engineer Control Center Research Equipment,</p><p>30, Lenina Av., Tomsk, 634050</p></bio><xref ref-type="aff" rid="aff-3"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Хлусов</surname><given-names>И. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Khlusov</surname><given-names>I. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д-р мед. наук, профессор кафедры морфологии и общей патологии, 634050, г. Томск, Московский тракт, 2;</p><p>профессор кафедры экспериментальной физики, 634050, г. Томск, пр. Ленина, 30;</p><p>директор, 634061, г. Томск, ул. Сибирская, 31</p></bio><bio xml:lang="en"><p>MD, Professor, Department of Morphology and General Pathology, 2, Moscow Trakt, Tomsk, 634050</p><p>Department of Experimental Physics, Tomsk Polytechnic University, 30, Lenina Av., Tomsk, 634050;</p><p>Head of Bioconstructor-S Ltd., 31, Sibirskaya Str., Tomsk, 634061</p></bio><email xlink:type="simple">khlusov63@mail.ru</email><xref ref-type="aff" rid="aff-4"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Литвинова</surname><given-names>Л. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Litvinova</surname><given-names>L. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д-р мед. наук, зав. лабораторией иммунологии и клеточных биотехнологий Инновационного парка Балтийского федерального университета им. И. Канта, </p><p>236041, г. Калининград, ул. А. Невского, 14</p></bio><bio xml:lang="en"><p>MD, Нead of Laboratory Immunology and Cell Biotechnologie,</p><p>14A, Nevskyi Str., Kaliningrad, 236041</p></bio><xref ref-type="aff" rid="aff-5"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГУП «Экспериментально-производственные мастерские» ФМБА России</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Federal State Unitary Enterprise “Experimental production workshops”, Federal Medical and Biological Agency</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>Сибирский государственный медицинский университет;&#13;
Национальный исследовательский Томский политехнический университет (НИ ТПУ)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Siberian State Medical University;&#13;
National Research Tomsk Polytechnic University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-3"><aff xml:lang="ru"><institution>Национальный исследовательский Томский политехнический университет (НИ ТПУ)</institution><country>Россия</country></aff><aff xml:lang="en"><institution>National Research Tomsk Polytechnic University</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-4"><aff xml:lang="ru"><institution>Сибирский государственный медицинский университет;&#13;
Национальный исследовательский Томский политехнический университет (НИ ТПУ);&#13;
ООО «Биоконструктор-С»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Siberian State Medical University;&#13;
National Research Tomsk Polytechnic University;&#13;
Bioconstructor-S Ltd.</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-5"><aff xml:lang="ru"><institution>Балтийский федеральный университет имени И. Канта</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Immanuel Kant Baltic Federal University</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2016</year></pub-date><pub-date pub-type="epub"><day>31</day><month>01</month><year>2017</year></pub-date><volume>15</volume><issue>5</issue><fpage>16</fpage><lpage>29</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Дружинина Т.В., Талалаев С.Я., Закиров Н.П., Щаденко С.В., Хабибуллин Ш.А., Хлусов И.А., Литвинова Л.С., 2017</copyright-statement><copyright-year>2017</copyright-year><copyright-holder xml:lang="ru">Дружинина Т.В., Талалаев С.Я., Закиров Н.П., Щаденко С.В., Хабибуллин Ш.А., Хлусов И.А., Литвинова Л.С.</copyright-holder><copyright-holder xml:lang="en">Druzhinina T.V., Talalaev S.Y., Zakirov N.P., Shchadenko S.V., Khabibulin S.A., Khlusov I.A., Litvinova 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://bulletin.ssmu.ru/jour/article/view/729">https://bulletin.ssmu.ru/jour/article/view/729</self-uri><abstract><p>Цель исследования – оценить ex vivo физико-химические и биологические свойства трехмерных (3D) биодеградируемых матриксов «полимолочная кислота – фосфаты кальция», полученных с помощью аддитивных технологий (3D-печати), как потенциальных материалов для восстановления костной ткани.</p><sec><title>Материал и методы</title><p>Материал и методы. Экспериментальные образцы (диски толщиной 1,2–1,6 мм и диаметром 8 или 11 мм) композитных биодеградируемых 3D-матриксов (далее – 3D-композиты) получены из исходной смеси 95 мас% полимолочной кислоты (PLA) и 5 мас% гидроксиапатита (НАР) методом компьютер- ного проектирования в программной среде Blender и последующего послойного наплавления нитей (диаметр 1,75 мм) при помощи 3D-принтера. В качестве контроля служили матриксы из 100 мас% PLA. Одна из поверхностей образцов была текстурирована бороздками шириной 0,3–0,5 мм. Изучали физико-химические свойства образцов диаметром 11 мм: геометрию, массу, морфологию, шероховатость, электростатический потенциал и смачиваемость поверхности, элементный состав. Биологические испытания включали изучение 24-часовой цитотоксичности образцов диаметром 8 мм на культуре мононуклеарных лейкоцитов здорового добровольца или лейкозных Т-лимфобластоподобных клеток человека линии Jurkat 5332 (далее Jurkat Т-клетки). В 21-суточной культуре мультипотентных мезенхимальных стромальных клеток (ММСК) жировой ткани человека определяли остеогенный потенциал образцов диаметром 11 мм по секреции остеокальцина, минерализации межклеточного матрикса, визуализированной окраской ализарином.</p></sec><sec><title>Основные результаты</title><p>Основные результаты. Характеристики трехмерных биодеградируемых матриксов PLA-HAP, полученных методом 3D-печати, во многом соответствуют физико-химическим параметрам, критичным для восстановления костной ткани. При небольшом содержании кальция и фосфора (1–2 мас.%) они способствовали ex vivo минерализации межклеточного вещества, сформированного в культуре ММСК жировой ткани человека. При 24-часовом контакте in vitro с 3D-композитами PLA-HAP в отличие от PLA-образцов на 9–10% возрастало число погибших (преимущественно путем некроза) лейкозных Jurkat Т-клеток, но не мононуклеарных лейкоцитов здорового добровольца.</p></sec><sec><title>Заключение</title><p>Заключение. Полярная реакция здоровых и опухолевых клеток на образцы PLA-HAP в случае увеличения содержания фосфатов кальция в составе 3D-композита может иметь значение при разработке новых материалов для эндопротезирования и остеосинтеза переломов у больных, страдающих гемобластозами.</p></sec></abstract><trans-abstract xml:lang="en"><p>The purpose of this study is to estimate Ex vivo physicochemical and biological features of three-dimensional (3D) biodegradable matrices “polylactic acid/calcium phosphates” (hereafter 3D composites) designed with the help of additive technologies (3D printing) as potential materials for bone tissue regeneration.</p><sec><title>Materials and methods</title><p>Materials and methods. Experimental samples (disks 1,2–1,6 mm thick, and 11 mm or 8 mm in diameter) of composite biodegradable 3D matrices (hereafter 3D composites) have been produced from initial mixture of 95 mas% polylactic acid (PLA) and 5 mas% hydroxyapatite (HAP). Computer-aided design method, Blender software and fused filament fabrication (FFF; fiber diameter 1,75 mm) with 3D printing were used in sample production. 100 mas% PLA disks served as control. One of the sample surfaces was textured with 0,3–0,5 mm wide grooves. Physicochemical properties of 11 mm disks (geometry, mass, morphology, roughness, electrostatic voltage, surface wettability, and element composition) were studied. Biological trials included the evaluation of 24-hour cytotoxicity of 8 mm samples in culture of mononuclear leukocytes of a healthy volunteer or human Jurkat T cell leukemia-derived cell line (hereafter Jurkat T cells). Moreover, osteogenic potential of 11 mm disks was determined in 21-day culture of human adipose-derived multipotent mesenchymal stem cells (AMMSCs) be means of osteocalcin secretion and intercellular matrix mineralization visualized by alizarin red S staining.</p></sec><sec><title>Results</title><p>Results. The features of PLA-HAP 3D composites generated by 3D printing correspond to physicochemical parameters which are crucial for bone tissue recovery. In case of small amount of calcium and phosphorus they facilitated ex vivo mineralization of extracellular matrix formed in AMMSCs culture. The number of died (by necrosis, mainly) leukemic Jurkat T cells but not mononuclear leukocytes of a health volunteer increased to 9–10% in 24-hour in vitro contact with PLA-HAP 3D composites unlike PLA samples alone.</p></sec><sec><title>Conclusion</title><p>Conclusion. Polar reaction of tumor and normal cells to PLA-HAP samples in case of increasing amount of calcium phosphates in 3D-composite may be valuable for the development of new materials used for osteosynthesis of fractures and endoprosthesis in patients with hematological malignancies.</p></sec></trans-abstract><kwd-group xml:lang="ru"><kwd>3D-моделирование</kwd><kwd>прототипирование</kwd><kwd>биодеградируемые диски</kwd><kwd>in vitro</kwd><kwd>цитотоксичность</kwd><kwd>стромальные стволовые клетки</kwd><kwd>секреция остеокальцина</kwd><kwd>окраска ализарином красным</kwd></kwd-group><kwd-group xml:lang="en"><kwd>3D-simulation</kwd><kwd>prototyping</kwd><kwd>biodegradable disks</kwd><kwd>in vitro</kwd><kwd>cytotoxicity</kwd><kwd>stromal stem cells</kwd><kwd>osteocalcin secretion</kwd><kwd>alizarin red staining</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">профессор Ю.П. Шаркеев и В.В. Чебодаева (Институт физики прочности и материаловедения СО РАН, г. Томск), канд. биол. наук В.В. Шуплецовой (Балтийский федеральный университет имени И. Канта, г. Калининград)</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">Volova T.G. Polyhydroxyalkanoates – Plastic materials of the 21st century: production, properties, application. NY: Nova Science Pub., 2004: 282.</mixed-citation><mixed-citation xml:lang="en">Volova T.G. Polyhydroxyalkanoates – Plastic materials of the 21st century: production, properties, application. NY: Nova Science Pub., 2004. 282 p.</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Eling B., Gogolewski S., Pennings A.J. Biodegradable materials of poly(l-lactic acid): 1. 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