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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">mimmun</journal-id><journal-title-group><journal-title xml:lang="ru">Медицинская иммунология</journal-title><trans-title-group xml:lang="en"><trans-title>Medical Immunology (Russia)</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1563-0625</issn><issn pub-type="epub">2313-741X</issn><publisher><publisher-name>SPb RAACI</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.15789/1563-0625-2016-3-291-298</article-id><article-id custom-type="elpub" pub-id-type="custom">mimmun-1043</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>КРАТКИЕ СООБЩЕНИЯ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>SHORT COMMUNICATIONS</subject></subj-group></article-categories><title-group><article-title>ОСОБЕННОСТИ ФЕНОТИПИЧЕСКОГО СОСТАВА И ФУНКЦИОНАЛЬНОЙ АКТИВНОСТИ ИММУНОКОМПЕТЕНТНЫХ КЛЕТОК ПУПОВИННОЙ КРОВИ В ЗАВИСИМОСТИ ОТ ГЕСТАЦИОННОГО ВОЗРАСТА</article-title><trans-title-group xml:lang="en"><trans-title>FEATURES OF PHENOTYPIC STRUCTURE AND FUNCTIONAL ACTIVITY OF CORD BLOOD IMMUNE CELLS DEPENDING ON GESTATIONAL AGE</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>Ремизова</surname><given-names>И. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Remizova</surname><given-names>I. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>620089, Россия, г. Екатеринбург, ул. Родонитовая, 3/1-45. Тел.: 8 (343) 371-28-30 к.б.н., старший научный сотрудник отделения биохимических методов исследования</p></bio><bio xml:lang="en"><p>620089, Russian Federation, Ekaterinburg, Rodonitovaya str.,3/1, apt 45. Phone: 7 (343) 371-28-30 PhD (Biology), Senior Research Associate, Department of Immunology and Microbiology</p></bio><email xlink:type="simple">RemizovaII@yandex.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>Чистякова</surname><given-names>Г. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Chistyakova</surname><given-names>G. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.м.н., профессор, руководитель отделения иммунологии и клинической микробиологии</p></bio><bio xml:lang="en"><p>PhD, MD (Medicine), Professor, Head, Department of Immunology and Clinical Microbiology</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>Ляпунов</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Lyapunov</surname><given-names>V. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>младший научный сотрудник отделения иммунологии и клинической микробиологии</p></bio><bio xml:lang="en"><p>Junior Research Associate, Department of Immunology and Microbiology</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>Черешнев</surname><given-names>В. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Chereshnev</surname><given-names>V. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>профессор, академик РАН, директор</p></bio><bio xml:lang="en"><p>Professor, Full Member, Russian Academy of Sciences, Director</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>Устьянцева</surname><given-names>Л. С.</given-names></name><name name-style="western" xml:lang="en"><surname>Ustyantseva</surname><given-names>L. S.</given-names></name></name-alternatives><bio xml:lang="ru"><p>младший научный сотрудник отделения физиологии и патологии новорожденных и детей раннего возраста</p></bio><bio xml:lang="en"><p>Junior Research Associate, Department of Pediatric Physiology and Pathology</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>Газиева</surname><given-names>И. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Gazieva</surname><given-names>I. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>д.б.н., ведущий научный сотрудник отделения антенатальной охраны плода</p></bio><bio xml:lang="en"><p>PhD, MD (Biology), Senior Research Associate, Department of Antenatal Protection of Fetus</p></bio><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБУ «Уральский научно-исследовательский институт материнства и младенчества» Министерства здравоохранения РФ, г. Екатеринбург, Россия</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Ural Research Institute of Mother and Child Care, Ekaterinburg, Russian Federation</institution><country>Russian Federation</country></aff></aff-alternatives><aff-alternatives id="aff-2"><aff xml:lang="ru"><institution>ФГБУН «Институт иммунологии и физиологии» Уральского отделения Российской академии наук, г. Екатеринбург, Россия</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Institute of Immunology and Physiology, Ural Branch, Russian Academy of Sciences, Ekaterinburg, Russian Federation</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2016</year></pub-date><pub-date pub-type="epub"><day>13</day><month>07</month><year>2016</year></pub-date><volume>18</volume><issue>3</issue><fpage>291</fpage><lpage>298</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Ремизова И.И., Чистякова Г.Н., Ляпунов В.А., Черешнев В.А., Устьянцева Л.С., Газиева И.А., 2016</copyright-statement><copyright-year>2016</copyright-year><copyright-holder xml:lang="ru">Ремизова И.И., Чистякова Г.Н., Ляпунов В.А., Черешнев В.А., Устьянцева Л.С., Газиева И.А.</copyright-holder><copyright-holder xml:lang="en">Remizova I.I., Chistyakova G.N., Lyapunov V.A., Chereshnev V.A., Ustyantseva L.S., Gazieva I.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://www.mimmun.ru/mimmun/article/view/1043">https://www.mimmun.ru/mimmun/article/view/1043</self-uri><abstract><p>С целью выявления особенностей фенотипического состава и функциональной активности иммунокомпетентных клеток пуповинной крови в зависимости от гестационного возраста (ГВ) проведено исследование 102 проб пуповинной крови детей, родившихся в 25-28 недель, 29-32 недели, 33-36 недель ГВ и 31 образец пуповинной крови группы сравнения – с ГВ 37-41 недель. Методом проточной цитометрии определяли количество CD3+, CD19+/CD3-, CD4+/CD3+, CD8+/CD3+, CD16/56+/CD3- клеток; уровень экспрессии рецепторов маркеров активации моноцитов и лимфоцитов (HLADR+/CD14+, CD71+/CD14+, CD25+/CD4+, CD95+/CD3+); рецептор адгезии (CD11b+), oпределение содержания цитокин-продуцирующих клеток (IL-4/CD4, IFNγ/CD4) и сывороточных цитокинов IFNγ и IL- 4. У всех детей основных групп на фоне лейкопении установлено повышение относительного числа лимфоцитов, а также снижение способности гранулоцитов поглощать опсонизированные бактерии. Выявлено сниженное процентное содержание HLA-DR+/CD14+ клеток, увеличение количества CD3+CD95+ популяций и IFNγ – цитокин-продуцирующих клеток у детей с гестационным возрастом (ГВ) 25-28 недель. Наблюдается снижение уровня натуральных киллеров у новорожденных до 32 недели гестационного возраста (ГВ). Определена повышенная концентрация сывороточного IFNγ при сниженном уровне IL-4 у детей с ГВ 25-28 и 33-36 недель. Сниженное процентное содержание CD3+CD11b+ клеток в 29-32 и 33-36 недель ГВ. В 33-36 недель ГВ уменьшение количества CD3+CD95+ лимфоцитов и повышение уровня экспрессии рецептора CD25+ на CD4+ лимфоцитах. В целом полученные данные свидетельствуют об особенностях состояния иммунной системы, характерных для определенного гестационного возраста недоношенных детей. Ряд исследованных параметров дает возможность говорить о частичном достижении иммунологической готовности к ответу на потенциальный антиген, что диктует необходимость проведения дальнейших исследований, направленных на изучение функциональной активности иммунокомпетентных клеток.</p></abstract><trans-abstract xml:lang="en"><p>The aim of our study was to identify phenotypic composition and functional activity of immune cells from umbilical cord blood (UCB) as a function of gestational age. We analyzed 102 UCB samples of babies born at 25-28 weeks, 29-32 weeks, and 33-36 weeks of gestation, and 31 samples of UCB from the full-term infants taken as a comparison group (gestational age of 37 to 41 weeks). Using flow cytometry approach, we determined representation of cells with CD3+-, CD19+/CD3-, CD4+/CD3+, CD8+/CD3+, CD16/56+/CD3-phenotypes, along with expression of activation markers among populations of monocytes and lymphocytes (HLA-DR+/CD14+, CD71+/CD14+, CD25+/CD4+, CD95+/CD3+), as well as adhesion receptors (CD11b+). Contents of cytokine-producing cells (IL-4/CD4, IFNγ/CD4) and serum IFNγ and IL-4 cytokines were also determined. All premature babies with existing leukopenia exhibited an increase in relative numbers of lymphocytes, and diminished ability of the granulocytes to absorb opsonized bacteria. Reduced percentage of HLA-DR+/CD14+ cells, increase in CD3+CD95+ cell population and IFNγ producing cells have been shown in a subgroup of children at a gestational age of 25-28 weeks. Decreased levels of natural killer cells was observed among infants &lt; 32 weeks of gestation. Increased concentration of serum IFNγ, along with reduced levels of IL-4 was determined in children born at 25 to 28 and 33 to 36 weeks. A reduced percentage of CD3+CD11b+ cells were revealed in UCB at 29-32 and 33-36 weeks of gestation. Reduced numbers of CD3+CD95+lymphocytes and increased CD25+ receptor expression on the CD4+ cell population was registered at 33 to 36 weeks of gestation. In summary, the findings suggest some features of immune system, which may be specific to particular gestational age of preterm infants. A number of the parameters under study allow us to presume a development of partial immunological response to potential antigens, thus requiring further research aimed for investigation of functional activity of immunocompetent cells.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>недоношенные новорожденные</kwd><kwd>пуповинная кровь</kwd><kwd>маркеры активации моноцитов и лимфоцитов</kwd><kwd>фагоцитоз</kwd><kwd>цитокины</kwd></kwd-group><kwd-group xml:lang="en"><kwd>newborns</kwd><kwd>premature</kwd><kwd>umbilical cord blood</kwd><kwd>monocytes</kwd><kwd>lymphocytes</kwd><kwd>activation markers</kwd><kwd>phagocytosis</kwd><kwd>cytokines</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Чарипова Б.Т., Чистякова Г.Н., Тарасова М.Н. Оценка некоторых параметров клеточного иммунитета у детей с экстремально низкой массой тела // Медицинская иммунология, 2011. С. 442-443. 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