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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 Genetics</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Genetics</journal-title><trans-title-group xml:lang="ru"><trans-title>Генетика</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0016-6758</issn><issn publication-format="electronic">3034-5103</issn><publisher><publisher-name xml:lang="en">The Russian Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">666834</article-id><article-id pub-id-type="doi">10.31857/S0016675823060061</article-id><article-id pub-id-type="edn">SSDAUO</article-id><article-categories><subj-group subj-group-type="toc-heading"><subject>МАТЕМАТИЧЕСКИЕ МОДЕЛИ И МЕТОДЫ</subject></subj-group><subj-group subj-group-type="article-type"><subject></subject></subj-group></article-categories><title-group><article-title xml:lang="en">Experimental Evaluation of the Possibility to Detect Cross-Contaminated DNA Samples Based on Genetic Data</article-title><trans-title-group xml:lang="ru"><trans-title>Экспериментальная оценка возможности выявления кросс-контаминированных образцов ДНК на основе генетических данных</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Feliz</surname><given-names>N. V.</given-names></name><name xml:lang="ru"><surname>Фелиз</surname><given-names>Н. В.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Yudin</surname><given-names>S. M.</given-names></name><name xml:lang="ru"><surname>Юдин</surname><given-names>С. М.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Keskinov</surname><given-names>A. A.</given-names></name><name xml:lang="ru"><surname>Кескинов</surname><given-names>А. А.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Yudin</surname><given-names>V. S.</given-names></name><name xml:lang="ru"><surname>Юдин</surname><given-names>В. С.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Snigir</surname><given-names>E. A.</given-names></name><name xml:lang="ru"><surname>Снигирь</surname><given-names>Е. А.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Mkrtchian</surname><given-names>A. A.</given-names></name><name xml:lang="ru"><surname>Мкртчян</surname><given-names>А. А.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Akhmerova</surname><given-names>Yu. N.</given-names></name><name xml:lang="ru"><surname>Ахмерова</surname><given-names>Ю. Н.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kazakova</surname><given-names>P. G.</given-names></name><name xml:lang="ru"><surname>Казакова</surname><given-names>П. Г.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Shpakova</surname><given-names>T. A.</given-names></name><name xml:lang="ru"><surname>Шпакова</surname><given-names>Т. А.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Erokhina</surname><given-names>M. V.</given-names></name><name xml:lang="ru"><surname>Ерохина</surname><given-names>М. В.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Maralova</surname><given-names>E. D.</given-names></name><name xml:lang="ru"><surname>Маралова</surname><given-names>Е. Д.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Konureeva</surname><given-names>K. D.</given-names></name><name xml:lang="ru"><surname>Конуреева</surname><given-names>К. Д.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Grebnev</surname><given-names>P. A.</given-names></name><name xml:lang="ru"><surname>Гребнев</surname><given-names>П. А.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Mitrofanov</surname><given-names>S. I.</given-names></name><name xml:lang="ru"><surname>Митрофанов</surname><given-names>С. И.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Grammatikati</surname><given-names>K. S.</given-names></name><name xml:lang="ru"><surname>Грамматикати</surname><given-names>К. С.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Skvortsova</surname><given-names>V. I.</given-names></name><name xml:lang="ru"><surname>Скворцова</surname><given-names>В. И.</given-names></name></name-alternatives><email>feliz08nv@gmail.com</email><xref ref-type="aff" rid="aff2"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Federal State Budgetary Insntitution “Centre for Strategic Planning and Management of Biomedical Health Risks”
of the Federal Medical Biological Agency</institution></aff><aff><institution xml:lang="ru">Федеральное государственное бюджетное учреждение “Центр стратегического планирования
и управления медико-биологическими рисками здоровью” Федерального медико-биологического
агентства</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">The Federal Medical Biological Agency</institution></aff><aff><institution xml:lang="ru">Федеральное медико-биологическое агентство</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2023-07-01" publication-format="electronic"><day>01</day><month>07</month><year>2023</year></pub-date><volume>59</volume><issue>7</issue><fpage>828</fpage><lpage>838</lpage><history><date date-type="received" iso-8601-date="2025-02-26"><day>26</day><month>02</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2023, Н.В. Фелиз, К.С. Грамматикати, С.И. Митрофанов, П.А. Гребнев, К.Д. Конуреева, Е.Д. Маралова, М.В. Ерохина, Т.А. Шпакова, П.Г. Казакова, Ю.Н. Ахмерова, А.А. Мкртчян, Е.А. Снигирь, В.С. Юдин, А.А. Кескинов, С.М. Юдин, В.И. Скворцова</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2023, Н.В. Фелиз, К.С. Грамматикати, С.И. Митрофанов, П.А. Гребнев, К.Д. Конуреева, Е.Д. Маралова, М.В. Ерохина, Т.А. Шпакова, П.Г. Казакова, Ю.Н. Ахмерова, А.А. Мкртчян, Е.А. Снигирь, В.С. Юдин, А.А. Кескинов, С.М. Юдин, В.И. Скворцова</copyright-statement><copyright-year>2023</copyright-year><copyright-holder xml:lang="en">Н.В. Фелиз, К.С. Грамматикати, С.И. Митрофанов, П.А. Гребнев, К.Д. Конуреева, Е.Д. Маралова, М.В. Ерохина, Т.А. Шпакова, П.Г. Казакова, Ю.Н. Ахмерова, А.А. Мкртчян, Е.А. Снигирь, В.С. Юдин, А.А. Кескинов, С.М. Юдин, В.И. Скворцова</copyright-holder><copyright-holder xml:lang="ru">Н.В. Фелиз, К.С. Грамматикати, С.И. Митрофанов, П.А. Гребнев, К.Д. Конуреева, Е.Д. Маралова, М.В. Ерохина, Т.А. Шпакова, П.Г. Казакова, Ю.Н. Ахмерова, А.А. Мкртчян, Е.А. Снигирь, В.С. Юдин, А.А. Кескинов, С.М. Юдин, В.И. Скворцова</copyright-holder></permissions><self-uri xlink:href="https://transsyst.ru/0016-6758/article/view/666834">https://transsyst.ru/0016-6758/article/view/666834</self-uri><abstract xml:lang="en"><p id="idm45181326172912">The problems of cross-contamination and swap samples are extremely relevant during large-scale genetic studies. In this study several approaches of detecting cross-contaminated DNA samples were checked: the ratio of reads per reference and alternative allele (allele ratio, AR), the amount of heterozygos to homozygous variants ratio, the CallRate value for the DNA microarrays data, the Picard CrosscheckFingerprints (CrossCheck) program. Contaminated samples (mixtures) were created by mixing ordinary “pure” DNA samples in different ratios. Samples’ quality parameters were analyzed after whole genome sequencing and genotyping with the Illumina microarray BeadArray technology CoreExome (CE) DNA microarray. It has been experimentally established that all of these approaches can be used to detect genotyping errors associated with sample contamination.</p></abstract><trans-abstract xml:lang="ru"><p id="idm45181326171376">Проблемы кросс-контаминации и неправильной маркировки образцов биоматериала являются крайне актуальными при проведении массовых генетических исследований. В настоящем исследовании проведена экспериментальная оценка возможности выявления кросс-контаминированных образцов ДНК с использованием нескольких подходов: расчета отношения ридов, приходящихся на референсный или альтернативный аллель (allele ratio, AR); отношения количества гетерозиготных вариантов к гомозиготным; значения показателя CallRate для данных, полученных с помощью ДНК-микрочипов; программы Picard CrosscheckFingerprints (CrossCheck). Для проведения исследований были созданы контаминированные образцы (смеси) путем смешивания обычных “чистых” образцов ДНК в разных соотношениях. Показатели качества образцов проанализированы по данным полногеномного секвенирования и генотипирования с помощью ДНК-микрочипа Illumina microarray BeadArray technology CoreExome (СЕ). Экспериментально установлено, что все указанные подходы могут быть использованы для выявления ошибок генотипирования, связанных с контаминированием образцов.</p></trans-abstract><kwd-group xml:lang="en"><kwd>whole genome sequencing</kwd><kwd>contamination</kwd><kwd>microarray BeadArray technology</kwd><kwd>quality control.</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>полногеномное секвенирование</kwd><kwd>контаминация</kwd><kwd>ДНК-микрочипы</kwd><kwd>контроль качества.</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Dallavilla T., Marceddu G., Casadei A. et al. A fast, reliable and easy method to detect within-species DNA contamination // Acta Bio-Medica Atenei Parm. 2020. 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