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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="research-article" dtd-version="1.2" xml:lang="en"><front><journal-meta><journal-id journal-id-type="publisher-id">Russian Journal of Infection and Immunity</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Infection and Immunity</journal-title><trans-title-group xml:lang="ru"><trans-title>Инфекция и иммунитет</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2220-7619</issn><issn publication-format="electronic">2313-7398</issn><publisher><publisher-name xml:lang="en">SPb RAACI</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">1864</article-id><article-id pub-id-type="doi">10.15789/2220-7619-CBL-1864</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>ORIGINAL ARTICLES</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>Research Article</subject></subj-group></article-categories><title-group><article-title xml:lang="en">A correlation between LP-PLA2 and monocyte levels in atherosclerosis risk subjects</article-title><trans-title-group xml:lang="ru"><trans-title>Корреляция уровней LP-PLA2 и моноцитов у людей с риском атеросклероза</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-2124-8673</contrib-id><name-alternatives><name xml:lang="en"><surname>Kumboyono</surname><given-names>K.</given-names></name><name xml:lang="ru"><surname>Кумбойоно</surname><given-names>К.</given-names></name></name-alternatives><address><country country="ID">Indonesia</country></address><bio xml:lang="en"><p>School of Nursing, Faculty of Health Sciences</p></bio><bio xml:lang="ru"><p>Школа сестринского дела, факультет наук о здоровье</p></bio><email>publikasikoe@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1050-3571</contrib-id><name-alternatives><name xml:lang="en"><surname>Chomsy</surname><given-names>Indah N.</given-names></name><name xml:lang="ru"><surname>Чомси</surname><given-names>И. Н.</given-names></name></name-alternatives><address><country country="ID">Indonesia</country></address><bio xml:lang="en"><p>Doctoral Program of Medical Science, Faculty of Medicine</p></bio><bio xml:lang="ru"><p>докторская программа медицинских наук, медицинский факультет</p></bio><email>indahncys@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Vijayadas</surname><given-names>Dinesh</given-names></name><name xml:lang="ru"><surname>Виджаядас</surname><given-names>Д.</given-names></name></name-alternatives><address><country country="ID">Indonesia</country></address><bio xml:lang="en"><p>Medical Study Program, Faculty of Medicine</p></bio><bio xml:lang="ru"><p>программа медицинского обучения, медицинский факультет</p></bio><email>vidst@icloud.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-6476-0541</contrib-id><name-alternatives><name xml:lang="en"><surname>Wihastuti</surname><given-names>Titin A</given-names></name><name xml:lang="ru"><surname>Вихастути</surname><given-names>Титин Андри</given-names></name></name-alternatives><address><country country="ID">Indonesia</country></address><bio xml:lang="en"><p>School of Nursing, Faculty of Health Sciences</p></bio><bio xml:lang="ru"><p>Школа сестринского дела, факультет наук о здоровье</p></bio><email>titinwihastuti@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">University of Brawijaya</institution></aff><aff><institution xml:lang="ru">Университет Бравиджая</institution></aff></aff-alternatives><pub-date date-type="preprint" iso-8601-date="2022-11-15" publication-format="electronic"><day>15</day><month>11</month><year>2022</year></pub-date><pub-date date-type="pub" iso-8601-date="2022-12-30" publication-format="electronic"><day>30</day><month>12</month><year>2022</year></pub-date><volume>12</volume><issue>6</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>1136</fpage><lpage>1142</lpage><history><date date-type="received" iso-8601-date="2022-01-11"><day>11</day><month>01</month><year>2022</year></date><date date-type="accepted" iso-8601-date="2022-03-21"><day>21</day><month>03</month><year>2022</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2022, Kumboyono K., Chomsy I.N., Vijayadas D., Wihastuti T.A.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2022, Кумбойоно К., Чомси И.Н., Виджаядас Д., Вихастути Т.А.</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="en">Kumboyono K., Chomsy I.N., Vijayadas D., Wihastuti T.A.</copyright-holder><copyright-holder xml:lang="ru">Кумбойоно К., Чомси И.Н., Виджаядас Д., Вихастути Т.А.</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/"/><license><ali:license_ref xmlns:ali="http://www.niso.org/schemas/ali/1.0/">https://creativecommons.org/licenses/by/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://iimmun.ru/iimm/article/view/1864">https://iimmun.ru/iimm/article/view/1864</self-uri><abstract xml:lang="en"><p><italic>Background.</italic> Cardiovascular disease (CVD) is the most significant cause of death worldwide. More than 17.9 million people died from CVD, of which 85% deceased due to heart disease. On the other hand, atherosclerosis is one of the most dominant CVD in most developing countries and developed countries. Lp-PLA2 is an enzyme produced by inflammatory cells and a pro-atherogenic protein in atherosclerosis. In the process, monocytes will produce Lp-PLA2 so that it may hydrolyse oxidized low density lipoprotein (oxLDL) into lysophosphatidylcholine (lysoPC) and oxidized fatty acids (oxFA), atherogenic proteins involved in atherogenesis. A chronic inflammatory process that occurs in atherosclerosis requires early detection to avoid CVD severity. The research aims to determine the correlation between Lp-PLA2 concentration and monocyte count as well as percentage in cohorts linked to risk of atherosclerosis. <italic>Materials and methods.</italic> This study was a descriptive correlational analysis of the population with conditions at risk of atherosclerosis. The total number of respondents sampled in this research was 86. We used the ELISA method to measure Lp-PLA2 concentration and the Hematology Analyzer method to measure monocyte count and percentage. <italic>Results.</italic> The relationship between monocyte and Lp-PLA2 level accounts for a probability value of 0.028. The correlation coefficient of 0.789 is categorized as very strong. <italic>Conclusion.</italic> Increase in the concentration of Lp-PLA2 correlates with monocyte count and percentage in a population with conditions at risk of atherosclerosis.</p></abstract><trans-abstract xml:lang="ru"><p><italic>Актуальность.</italic> Сердечно-сосудистые заболевания (ССЗ) являются наиболее серьезной причиной смертности во всем мире. От сердечно-сосудистых заболеваний умерло более 17,9 млн человек, из них 85% — от болезней сердца. С другой стороны, атеросклероз является одним из наиболее распространенных ССЗ в большинстве развивающихся и развитых стран. Lp-PLA2 является ферментом, синтезируемым воспалительными клетками, и проатерогенным белком при атеросклерозе. При этом моноциты продуцируют Lp-PLA2 для гидролиза окисленного липопротеина низкой плотности (oxLDL) в лизофосфатидилхолин (lysoPC) и окисленные жирные кислоты (oxFA), атерогенные белки, участвующие в атерогенезе. Хронический воспалительный процесс, возникающий при атеросклерозе, требует раннего выявления во избежание утяжеления ССЗ. Исследование направлено на определение корреляции между концентрацией Lp-PLA2 и количеством моноцитов, а также процентом в группах лиц, связанных с риском атеросклероза. <italic>Материалы и методы. </italic>Настоящее исследование представляло собой описательный корреляционный анализ населения с состояниями, подверженными риску атеросклероза. Общее количество лиц, отобранных в этом исследовании, составило 86. Мы использовали метод ELISA для измерения концентрации Lp-PLA2 и метод гематологического анализатора для измерения количества и процентного содержания моноцитов. <italic>Результаты.</italic> Взаимосвязь между уровнем моноцитов и Lp-PLA2 составляет значение вероятности 0,028. Коэффициент корреляции 0,789 относится к категории очень сильных. <italic>Заключение.</italic> Увеличение концентрации Lp-PLA2 коррелирует с количеством и процентом моноцитов в популяции с состояниями риска атеросклероза.</p></trans-abstract><kwd-group xml:lang="en"><kwd>atherosclerosis</kwd><kwd>enzyme</kwd><kwd>Lp-PLA2</kwd><kwd>inflammatory cells</kwd><kwd>monocytes population</kwd><kwd>pro-atherogenic marker</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>атеросклероз</kwd><kwd>фермент</kwd><kwd>Lp-PLA2</kwd><kwd>клетки воспаления</kwd><kwd>популяция моноцитов</kwd><kwd>проатерогенный маркер</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Anzola L.K., Rivera J.N., Ramirez J.C., Signore A., Mut F. Molecular imaging of vulnerable coronary plaque with radiolabeled somatostatin receptors (SSTR). J. Clin. 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