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<article 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" xmlns:ali="http://www.niso.org/schemas/ali/1.0/" article-type="other" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Russian Journal of Biotherapy</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Biotherapy</journal-title><trans-title-group xml:lang="ru"><trans-title>Российский биотерапевтический журнал</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1726-9784</issn><issn publication-format="electronic">1726-9792</issn><publisher><publisher-name xml:lang="en">Publishing House ABV Press</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">1099</article-id><article-id pub-id-type="doi">10.17650/1726-9784-2018-17-3-36-42</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>ORIGINAL REPORTS</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ СТАТЬИ</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en">Recombinant human PRAME immunization reducesPRAME-expressing tumor growth in mice</article-title><trans-title-group xml:lang="ru"><trans-title>Иммунизация рекомбинантным белком PRAME замедляет рост PRAME-экспрессирующей опухоли у мышей</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Finashutina</surname><given-names>Yu. P.</given-names></name><name xml:lang="ru"><surname>Финашутина</surname><given-names>Ю. П.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>24 Kashirskoe Shosse, Moscow 115478</italic></p></bio><bio xml:lang="ru"><p><bold>Юлия Павловна Финашутина </bold></p><p><italic>115478 Москва, Каширское ш., 24</italic></p></bio><email>j_finashutina@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Lyzhko</surname><given-names>N. A.</given-names></name><name xml:lang="ru"><surname>Лыжко</surname><given-names>Н. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>24 Kashirskoe Shosse, Moscow 115478</italic></p></bio><bio xml:lang="ru"><p><italic>115478 Москва, Каширское ш., 24</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kasatkina</surname><given-names>N. N.</given-names></name><name xml:lang="ru"><surname>Касаткина</surname><given-names>Н. Н.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>24 Kashirskoe Shosse, Moscow 115478</italic></p></bio><bio xml:lang="ru"><p><italic>115478 Москва, Каширское ш., 24</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kesaeva</surname><given-names>L. A.</given-names></name><name xml:lang="ru"><surname>Кесаева</surname><given-names>Л. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>24 Kashirskoe Shosse, Moscow 115478</italic></p></bio><bio xml:lang="ru"><p><italic>115478 Москва, Каширское ш., 24</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Tikhonova</surname><given-names>V. V.</given-names></name><name xml:lang="ru"><surname>Тихонова</surname><given-names>В. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>24 Kashirskoe Shosse, Moscow 115478</italic></p></bio><bio xml:lang="ru"><p><italic>115478 Москва, Каширское ш., 24</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Misyurin</surname><given-names>V. A.</given-names></name><name xml:lang="ru"><surname>Мисюрин</surname><given-names>В. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>24 Kashirskoe Shosse, Moscow 115478</italic></p></bio><bio xml:lang="ru"><p><italic>115478 Москва, Каширское ш., 24</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Baryshnikova</surname><given-names>M. A.</given-names></name><name xml:lang="ru"><surname>Барышникова</surname><given-names>М. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>24 Kashirskoe Shosse, Moscow 115478</italic></p></bio><bio xml:lang="ru"><p><italic>115478 Москва, Каширское ш., 24</italic></p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Misyurin</surname><given-names>A. V.</given-names></name><name xml:lang="ru"><surname>Мисюрин</surname><given-names>А. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p><italic>24 Kashirskoe Shosse, Moscow 115478, </italic></p><p><italic>104 Profsoyuznaya St., Moscow 117485</italic></p></bio><bio xml:lang="ru"><p><italic>115478 Москва, Каширское ш., 24, </italic></p><p><italic>117485 Москва, ул. Профсоюзная, 104</italic></p></bio><xref ref-type="aff" rid="aff1"/><xref ref-type="aff" rid="aff2"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">N.N. Blokhin National Medical Research Center of Oncology, Ministry of Health of Russia</institution></aff><aff><institution xml:lang="ru">ФГБУ «НМИЦ онкологии им. Н.Н. Блохина» Минздрава России</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">GeneTechnology LLC</institution></aff><aff><institution xml:lang="ru">ООО «ГеноТехнология»</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2018-11-25" publication-format="electronic"><day>25</day><month>11</month><year>2018</year></pub-date><volume>17</volume><issue>3</issue><issue-title xml:lang="ru"/><fpage>36</fpage><lpage>42</lpage><history><date date-type="received" iso-8601-date="2018-11-25"><day>25</day><month>11</month><year>2018</year></date><date date-type="accepted" iso-8601-date="2018-11-25"><day>25</day><month>11</month><year>2018</year></date></history><permissions><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/></permissions><self-uri xlink:href="https://bioterapevt.abvpress.ru/jour/article/view/1099">https://bioterapevt.abvpress.ru/jour/article/view/1099</self-uri><abstract xml:lang="en"><p><bold>Intr</bold><bold>о</bold><bold>duction.</bold>Human antigen PRAME is preferentially expressed in a number of different tumor types and may be a potent target for anti-tumor immunotherapy.</p><p><bold>Purpose.</bold>To study anti-tumor action of immunogenic mix recombinant PRAME protein and adjuvant in mice with innate immunity.</p><p><bold>Materials and methods.</bold>C57BL/6 female mice were used for immunization with purified human recombinant protein PRAME. Human PRAME gene coding sequence was cloned in mammalian expressing vector pCEP4 and resulting plasmid was introduced in mouse melanoma B16F10 cells by transfection followed by RQ-PCR, Western blot and flow-cytometry analysis. Then stably PRAME-transfected melanoma cells were injected in mice.</p><p><bold>Results.</bold>The mouse melanoma B16F10 cells stably expressing human PRAME protein were obtained. We demonstrate the 10-fold decreased tumor volume in mice with melanoma B16F10 expressing human PRAME after preventive immunization series with recombinant PRAME protein. The tumor volume reducing was correlated with high titer (6.14 × 10 5) of anti-PRAME antibodies in mice sera.</p><p><bold>Conclusion.</bold>These data indicate that recombinant protein PRAME is immunogenic and may be a potent antigen for immunotherapuetics studies.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Введение. </bold>Белок PRAME, экспрессирующийся во многих опухолях и практически отсутствующий в нормальных тканях, может быть подходящей мишенью для иммунотерапии рака, так как способен вызывать иммунный ответ.</p><p><bold>Цель исследования – </bold>изучение противоопухолевого эффекта профилактической иммунизации рекомбинантным человеческим белком PRAME на иммунокомпетентных мышах.</p><p><bold>Материалы и методы. </bold>В работе были использованы культура клеток меланомы мыши B16F10, мыши линии С57BL/6, клонирование, трансфекция, полимеразная цепная реакция в реальном времени, анализ вестерн-блот, проточная цитофлуориметрия и иммуноферментный анализ.</p><p><bold>Результаты. </bold>Были получены клетки меланомы мыши, трансфицированные плазмидой с вставкой гена PRAME человека и экспрессирующие соответствующий белок на высоком уровне. После нескольких предварительных иммунизаций композицией, содержащей рекомбинантный белок PRAME и адъювант, у мышей значительно замедлялся рост меланомы B16F10, экспрессирующей человеческий антиген PRAME (торможение роста опухоли – 98,41 %), и у животных данной группы детектировался высокий титр (6,14 × 10 5) специфических антител в сыворотке.</p><p><bold>Заключение. </bold>Полученные данные позволяют предположить, что рекомбинантный белок PRAME можно рассматривать как перспективный антиген для противоопухолевой иммунотерапии.</p></trans-abstract><kwd-group xml:lang="en"><kwd>recombinant antigen</kwd><kwd>PRAME</kwd><kwd>immunization</kwd><kwd>mouse B16F10 melanoma</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>рекомбинантный антиген</kwd><kwd>PRAME</kwd><kwd>иммунизация</kwd><kwd>трансфекция</kwd><kwd>меланома мыши B16F10</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><citation-alternatives><mixed-citation xml:lang="en">Baryshnikov A.Yu., Demidov L.V., Kadagidze Z.G. et al. 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