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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">Almanac of Clinical Medicine</journal-id><journal-title-group><journal-title xml:lang="en">Almanac of Clinical Medicine</journal-title><trans-title-group xml:lang="ru"><trans-title>Альманах клинической медицины</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2072-0505</issn><issn publication-format="electronic">2587-9294</issn><publisher><publisher-name xml:lang="en">Moscow Regional Research and Clinical Institute (MONIKI)</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">17361</article-id><article-id pub-id-type="doi">10.18786/2072-0505-2024-52-033</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>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">Association of rs3755319 and rs4148325 of the <italic>UGT1A1</italic> gene, rs2328136 of the <italic>NUP153-AS</italic> gene, and rs16928809 of the <italic>SLC22A18</italic> gene with benign unconjugated hyperbilirubinemia</article-title><trans-title-group xml:lang="ru"><trans-title>Ассоциация rs3755319 и rs4148325 гена <italic>UGT1A1</italic>, rs2328136 гена <italic>NUP153-AS</italic>, rs16928809 гена <italic>SLC22A18</italic> с доброкачественной неконъюгированной гипербилирубинемией</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9460-6294</contrib-id><name-alternatives><name xml:lang="en"><surname>Ivanova</surname><given-names>Anastasiya A.</given-names></name><name xml:lang="ru"><surname>Иванова</surname><given-names>Анастасия Андреевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, PhD, Senior Research Fellow, Laboratory of Molecular Genetic Studies of Therapeutic Diseases</p></bio><bio xml:lang="ru"><p>д-р мед. наук, ст. науч. сотр. лаборатории молекулярно-генетических исследований терапевтических заболеваний</p></bio><email>ivanova_a_a@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-3772-1058</contrib-id><name-alternatives><name xml:lang="en"><surname>Apartseva</surname><given-names>Natalia E.</given-names></name><name xml:lang="ru"><surname>Апарцева</surname><given-names>Наталья Евгеньевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Postgraduate Student, Junior Research Fellow, Laboratory of Genetic and Environmental Determinants of the Human Life Cycle</p></bio><bio xml:lang="ru"><p>аспирант, мл. науч. сотр. лаборатории генетических и средовых детерминант жизненного цикла человека</p></bio><email>tusya_evdokimova@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1968-9712</contrib-id><name-alternatives><name xml:lang="en"><surname>Kashirina</surname><given-names>Anastasiia P.</given-names></name><name xml:lang="ru"><surname>Каширина</surname><given-names>Анастасия Петровна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Postgraduate Student, Junior Research Fellow, Laboratory of Genetic and Environmental Determinants of the Human Life Cycle</p></bio><bio xml:lang="ru"><p>аспирант, мл. науч. сотр. лаборатории генетических и средовых детерминант жизненного цикла человека</p></bio><email>kashirina_a_p_91@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-1501-6796</contrib-id><name-alternatives><name xml:lang="en"><surname>Nemcova</surname><given-names>Elena G.</given-names></name><name xml:lang="ru"><surname>Немцова</surname><given-names>Елена Геннадьевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, PhD, Associate Professor, Chair of Propaedeutics of Internal Diseases, Gastroenterology and Dietetics named after S.M. Ryss, Faculty of Medicine</p></bio><bio xml:lang="ru"><p>канд. мед. наук, доцент кафедры пропедевтики внутренних болезней, гастроэнтерологии и диетологии им. С.М. Рысса лечебного факультета</p></bio><email>neg-85@yandex.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1251-4610</contrib-id><name-alternatives><name xml:lang="en"><surname>Ivanova</surname><given-names>Julija V.</given-names></name><name xml:lang="ru"><surname>Иванова</surname><given-names>Юлия Владимировна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Resident Physician, Junior Research Fellow, Laboratory of Molecular Genetic Studies of Therapeutic Diseases</p></bio><bio xml:lang="ru"><p>ординатор, мл. науч. сотр. лаборатории молекулярно-генетических исследований терапевтических заболеваний</p></bio><email>juliaivanovvaa@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-0077-3823</contrib-id><name-alternatives><name xml:lang="en"><surname>Kruchinina</surname><given-names>Margarita V.</given-names></name><name xml:lang="ru"><surname>Кручинина</surname><given-names>Маргарита Витальевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, PhD, Associate Professor, Leading Research Fellow, Laboratory of Gastroenterology</p></bio><bio xml:lang="ru"><p>д-р мед. наук, доцент, вед. науч. сотр. лаборатории гастроэнтерологии</p></bio><email>kruchmargo@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0009-0000-7764-7513</contrib-id><name-alternatives><name xml:lang="en"><surname>Kurilovich</surname><given-names>Svetlana A.</given-names></name><name xml:lang="ru"><surname>Курилович</surname><given-names>Светлана Арсентьевна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, PhD, Professor, Head of Laboratory of Gastroenterology</p></bio><bio xml:lang="ru"><p>д-р мед. наук, профессор, зав. лабораторией гастроэнтерологии</p></bio><email>kurilovich@yandex.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-7165-4496</contrib-id><name-alternatives><name xml:lang="en"><surname>Maksimov</surname><given-names>Vladimir N.</given-names></name><name xml:lang="ru"><surname>Максимов</surname><given-names>Владимир Николаевич</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>MD, PhD, Professor, Chief Research Fellow, Laboratory of Molecular Genetic Studies of Therapeutic Diseases</p></bio><bio xml:lang="ru"><p>д-р мед. наук, профессор, гл. науч. сотр. лаборатории молекулярно-генетических исследований терапевтических заболеваний</p></bio><email>medik11@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Research Institute of Internal and Preventive Medicine – Branch of the Institute of Cytology and Genetics, Siberian Branch of Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Научно-исследовательский институт терапии и профилактической медицины – филиал ФГБУ «Федеральный исследовательский центр Институт цитологии и генетики Сибирского отделения Российской академии наук»</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">North-Western State Medical University named after I.I. Mechnikov</institution></aff><aff><institution xml:lang="ru">ФГБОУ ВО «Северо-Западный государственный медицинский университет им. И.И. Мечникова» Минздрава России</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2024-12-16" publication-format="electronic"><day>16</day><month>12</month><year>2024</year></pub-date><volume>52</volume><issue>6</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>315</fpage><lpage>323</lpage><history><date date-type="received" iso-8601-date="2024-10-07"><day>07</day><month>10</month><year>2024</year></date><date date-type="accepted" iso-8601-date="2024-11-26"><day>26</day><month>11</month><year>2024</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2024, Ivanova A.A., Apartseva N.E., Kashirina A.P., Nemcova E.G., Ivanova J.V., Kruchinina M.V., Kurilovich S.A., Maksimov V.N.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2024, Иванова А.А., Апарцева Н.Е., Каширина А.П., Немцова Е.Г., Иванова Ю.В., Кручинина М.В., Курилович С.А., Максимов В.Н.</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="en">Ivanova A.A., Apartseva N.E., Kashirina A.P., Nemcova E.G., Ivanova J.V., Kruchinina M.V., Kurilovich S.A., Maksimov V.N.</copyright-holder><copyright-holder xml:lang="ru">Иванова А.А., Апарцева Н.Е., Каширина А.П., Немцова Е.Г., Иванова Ю.В., Кручинина М.В., Курилович С.А., Максимов В.Н.</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-nc/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://almclinmed.ru/jour/article/view/17361">https://almclinmed.ru/jour/article/view/17361</self-uri><abstract xml:lang="en"><p><bold>Background:</bold> Benign unconjugated hyperbilirubinemia, also known as Gilbert's syndrome, is a common in the population moderate increase in total and unconjugated bilirubin concentrations in individuals without liver disease or hemolysis.</p> <p><bold>Aim:</bold> To identify associations of rs3755319, rs4148325 of the <italic>UGT1A1</italic> gene, rs2328136 of the <italic>NUP153-AS</italic> gene, and rs16928809 of the <italic>SLC22A18</italic> gene with benign unconjugated hyperbilirubinemia.</p> <p><bold>Methods: </bold>This case-control study included a group of individuals with benign unconjugated hyperbilirubinemia (n = 414, mean age 36.7 ± 15.9 years, 49.8% men) and a control group (n = 381, mean age 39.1 ± 15.9 years, 52.5% men). The sample was randomly selected from the participants of the MONICA project, screening of young people aged 25–44 years and a cross-sectional study of schoolchildren in Novosibirsk. DNA was isolated from venous blood by phenol-chloroform extraction or an express assay (PROBA-RAPID-GENETICS, DNA-Technology, Russia). Genotyping of the groups by rs3755319, rs4148325 of the <italic>UGT1A1</italic> gene, rs2328136 of the <italic>NUP153-AS</italic> gene, and rs16928809 of the <italic>SLC22A18</italic> gene was performed by polymerase chain reaction followed by restriction fragment length polymorphism analysis.</p> <p><bold>Results:</bold> No significant differences were found between the individuals with benign unconjugated hyperbilirubinemia and the control group by the genotypes and alleles of the nucleotide sequence variants of rs16928809 of the <italic>SLC22A18</italic> gene (p &gt; 0.05). The CC genotype and the C allele of rs3755319 of the <italic>UGT1A1</italic> gene were more common in the individuals with benign unconjugated hyperbilirubinemia, than in the control group (CC <italic>vs</italic> AC + AA: odds ratio (OR) = 21.1, 95% confidence interval (CI) 14.7–30.4, p &lt; 0.001; C <italic>vs</italic> A: OR = 12.4, 95% CI 9.4–16.4, p &lt; 0.001). The concentrations of total and unconjugated bilirubin were higher in the carriers of the CC genotype of rs3755319, compared to the carriers of the other two genotypes (p &lt; 0.05). rs4148325 of the <italic>UGT1A1</italic> gene was in the linkage disequilibrium with the rs3064744 <italic>UGT1A1</italic> variant. The GG genotype and the G allele rs2328136 of the <italic>NUP153-AS</italic> gene were more common in the individuals with benign unconjugated hyperbilirubinemia than in the control group (GG <italic>vs</italic> AG + AA: OR = 1.361, 95% CI 1.002–1.848, p = 0.048; G <italic>vs</italic> A: OR = 1.33, 95% CI 1.02–1.73, p = 0.034).</p> <p><bold>Conclusion:</bold> The CC genotype and the C allele of rs3755319 of the <italic>UGT1A1</italic> gene, the GG genotype and the G allele of rs2328136 of the <italic>NUP153-AS</italic> gene are the genotypes and alleles of risk for benign unconjugated hyperbilirubinemia. The rs16928809 of the <italic>SLC22A18</italic> gene is not associated with benign unconjugated hyperbilirubinemia.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Актуальность.</bold> Доброкачественная неконъюгированная гипербилирубинемия, также известная как синдром Жильбера, представляет собой распространенное в популяции умеренное повышение концентрации общего и неконъюгированного билирубина в крови у лиц без патологии печени и гемолиза.</p> <p><bold>Цель</bold> – проверить наличие ассоциации rs3755319, rs4148325 гена <italic>UGT1A1</italic>, rs2328136 гена <italic>NUP153-AS</italic>, rs16928809 гена <italic>SLC22A18</italic> с доброкачественной неконъюгированной гипербилирубинемией.</p> <p><bold>Материал и методы.</bold> В исследование «случай – контроль» включена группа пациентов с доброкачественной неконъюгированной гипербилирубинемией (n = 414, средний возраст – 36,7 ± 15,9 года, 49,8% мужчин) и контрольная группа (n = 381, средний возраст – 39,1 ± 15,9 года, 52,5% мужчин), составленная случайным образом из участников проекта MONICA, скрининга молодых людей 25–44 лет и одномоментного исследования школьников г. Новосибирска. ДНК выделена методом фенолхлороформной экстракции или экспресс-методом (набор реагентов ПРОБА-РАПИД-ГЕНЕТИКА, ООО «ДНК-Технология», Россия) из венозной крови. Генотипирование групп по вариантам нуклеотидной последовательности rs3755319, rs4148325 гена <italic>UGT1A1</italic>, rs2328136 гена <italic>NUP153-AS</italic>, rs16928809 гена <italic>SLC22A18</italic> выполнено методом полимеразной цепной реакции с последующим анализом полиморфизма длин рестрикционных фрагментов.</p> <p><bold>Результаты.</bold> По генотипам и аллелям вариантов нуклеотидной последовательности rs16928809 гена <italic>SLC22A18</italic> не установлено статистически значимых различий между группой пациентов с доброкачественной неконъюгированной гипербилирубинемией и контрольной группой (р &gt; 0,05). Генотип СС и аллель С rs3755319 гена <italic>UGT1A1</italic> встречались в группе пациентов с доброкачественной неконъюгированной гипербилирубинемией чаще, чем в контрольной группе (СС <italic>vs</italic> АС + АА: отношение шансов (ОШ) 21,1, 95% доверительный интервал (ДИ) 14,7–30,4, р &lt; 0,001; С <italic>vs</italic> A: ОШ 12,4, 95% ДИ 9,4–16,4, р &lt; 0,001). Концентрация общего и неконъюгированного билирубина была больше у носителей генотипа СС rs3755319 по сравнению с носителями двух других генотипов (р &lt; 0,05). Вариант rs4148325 гена <italic>UGT1A1</italic> неравновесно сцеплен с вариантом rs3064744 гена <italic>UGT1A1</italic>. Генотип GG и аллель G rs2328136 гена <italic>NUP153-AS</italic> встречались в группе пациентов с доброкачественной неконъюгированной гипербилирубинемией чаще, чем в контрольной группе (GG <italic>vs</italic> AG + AA: ОШ 1,361, 95% ДИ 1,002–1,848, р = 0,048; G <italic>vs</italic> A: ОШ 1,33, 95% ДИ 1,02–1,73, р = 0,034).</p> <p><bold>Заключение.</bold> Генотип СС и аллель С rs3755319 гена <italic>UGT1A1</italic>, генотип GG и аллель G rs2328136 гена <italic>NUP153-AS</italic> являются генотипами и аллелями риска доброкачественной неконъюгированной гипербилирубинемии. Не обнаружено ассоциации rs16928809 гена <italic>SLC22A18</italic> с доброкачественной неконъюгированной гипербилирубинемией.</p></trans-abstract><kwd-group xml:lang="en"><kwd>Gilbert’s syndrome</kwd><kwd>rs3755319</kwd><kwd>rs4148325</kwd><kwd>rs2328136</kwd><kwd>rs16928809</kwd><kwd>polymorphism</kwd><kwd>restriction fragment length</kwd><kwd>bilirubin</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>синдром Жильбера</kwd><kwd>rs3755319</kwd><kwd>rs4148325</kwd><kwd>rs2328136</kwd><kwd>rs16928809</kwd><kwd>полиморфизм длин рестрикционных фрагментов</kwd><kwd>билирубин</kwd></kwd-group><funding-group><award-group><funding-source><institution-wrap><institution xml:lang="ru">Российский научный фонд</institution></institution-wrap><institution-wrap><institution xml:lang="en">Russian Science Foundation</institution></institution-wrap></funding-source><award-id>23-25-00062</award-id></award-group></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Vítek L, Tiribelli C. 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