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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">Doklady Biological Sciences</journal-id><journal-title-group><journal-title xml:lang="en">Doklady Biological Sciences</journal-title><trans-title-group xml:lang="ru"><trans-title>Доклады Российской академии наук. Науки о жизни</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2686-7389</issn><issn publication-format="electronic">3034-5057</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">697709</article-id><article-id pub-id-type="doi">10.7868/S3034543X25050056</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>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">INTEGRATIVE ANALYSIS OF MORPHOLOGICAL AND BIOCHEMICAL MARKERS OF SEEDS OF VARIOUS VARIETIES OF FAGOPYRUM ESCULENTUM</article-title><trans-title-group xml:lang="ru"><trans-title>ИНТЕГРАТИВНЫЙ АНАЛИЗ МОРФОЛОГИЧЕСКИХ И БИОХИМИЧЕСКИХ МАРКЕРОВ СЕМЯН РАЗЛИЧНЫХ СОРТОВ <italic>FAGOPYRUM ESCULENTUM</italic></trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Temerova</surname><given-names>V. V.</given-names></name><name xml:lang="ru"><surname>Темерова</surname><given-names>В. В.</given-names></name></name-alternatives><email>vkazantceva90@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Goncharuk</surname><given-names>E. A.</given-names></name><name xml:lang="ru"><surname>Гончарук</surname><given-names>Е. А.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zagoskina</surname><given-names>N. V.</given-names></name><name xml:lang="ru"><surname>Загоскина</surname><given-names>Н. В.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Khramov</surname><given-names>D. E.</given-names></name><name xml:lang="ru"><surname>Храмов</surname><given-names>Д. Е.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Shirokova</surname><given-names>A. V.</given-names></name><name xml:lang="ru"><surname>Широкова</surname><given-names>А. В.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Fesenko</surname><given-names>A. N.</given-names></name><name xml:lang="ru"><surname>Фесенко</surname><given-names>А. Н.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Klykov</surname><given-names>A. G.</given-names></name><name xml:lang="ru"><surname>Клыков</surname><given-names>А. Г.</given-names></name></name-alternatives><bio xml:lang="en"><p>Academician of the RAS</p></bio><bio xml:lang="ru"><p>академик РАН</p></bio><xref ref-type="aff" rid="aff4"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">K.A. Timiryazev Institute of Plant Physiology, Russian Academy of Sciences</institution></aff><aff><institution xml:lang="ru">Институт физиологии растений им. К.А. Тимирязева Российской академии наук</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Federal Scientific Center of Vegetable Growing</institution></aff><aff><institution xml:lang="ru">Федеральный научный центр овощеводства</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">Federal Scientific Center for Legumes and Cereals, Moscow</institution></aff><aff><institution xml:lang="ru">Федеральный научный центр зернобобовых и крупяных культур</institution></aff></aff-alternatives><aff-alternatives id="aff4"><aff><institution xml:lang="en">Federal Scientific Center of Agrobiotechnology of the Far East named after A. K. Chaika</institution></aff><aff><institution xml:lang="ru">Федеральный научный центр агробиотехнологий Дальнего Востока им. А.К. Чайки</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2025-10-15" publication-format="electronic"><day>15</day><month>10</month><year>2025</year></pub-date><volume>524</volume><issue>1</issue><issue-title xml:lang="en">VOL 524, NO1 (2025)</issue-title><issue-title xml:lang="ru">ТОМ 524, №1 (2025)</issue-title><fpage>519</fpage><lpage>524</lpage><history><date date-type="received" iso-8601-date="2025-12-04"><day>04</day><month>12</month><year>2025</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2025, Russian Academy of Sciences</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2025, Российская академия наук</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="en">Russian Academy of Sciences</copyright-holder><copyright-holder xml:lang="ru">Российская академия наук</copyright-holder><ali:free_to_read xmlns:ali="http://www.niso.org/schemas/ali/1.0/" start_date="2026-10-15"/></permissions><self-uri xlink:href="https://journals.eco-vector.com/2686-7389/article/view/697709">https://journals.eco-vector.com/2686-7389/article/view/697709</self-uri><abstract xml:lang="en"><p>For the first time, an integrative analysis of the morphological, structural, and biochemical characteristics of buckwheat seeds of several varieties growing in contrasting conditions of the monsoon climate of Primorsky region and the temperate continental climate of the Central region of Russia has been carried out, which allows us to provide important practical recommendations for the application of a new seed assessment method. Minor differences in their color and weight indicators of varieties, as well as the weight and structure of fruit shells (FS) were revealed. In all varieties, the amount of total protein in the seeds (SD) was almost equal, and the protein composition differed only due to minor components. For SD, there were fairly similar indicators in terms of the total phenolic compounds (TPC), phenylpropanoids (PhP), flavans (FL) and proanthocyanidins (PA) content, which in most cases were lower than those for FS, with the exception of the new generation of the Desire variety. The significant accumulation of PA (polyphenol oligomers with high antioxidant activity) in buckwheat seeds, which we noted, can be used for their subsequent application in various sectors of the national economy.</p></abstract><trans-abstract xml:lang="ru"><p>Впервые проведен интегративный анализ морфологических, структурных и биохимических характеристик семян нескольких сортов гречихи обыкновенной, произрастающих в контрастных условиях муссонного климата Приморского края и умеренно-континентального климата Центрального региона, что позволяет представить важные практические рекомендации при применении нового метода оценки семян. Выявлены незначительные различия в их окраске и весовых показателях, а также массе и структуре плодовых оболочек (ПО). У всех сортов количество общего белка в семени (СМ) было практически равным, а протеиновый состав отличался только за счет минорных компонентов. Для СМ отмечены достаточно близкие показатели по содержанию суммы фенольных соединений (СФС), фенилпропанюидов (ФПП), флаванов (ФЛ) и проантоцианидинов (ПА), которые в большинстве случаев были ниже таковых ПО, за исключением сорта нового поколения Дезирэ. Отмеченное нами значительное накопление в ПО семян гречихи ПА (олигомеры полифенолов с высокой антиоксидантной активностью) может быть использовано для их последующего применения в различных отраслях народного хозяйства.</p></trans-abstract><kwd-group xml:lang="en"><kwd>buckwheat</kwd><kwd>Fagopyrum esculentum Moench</kwd><kwd>seeds</kwd><kwd>fruit shells</kwd><kwd>structure</kwd><kwd>proteins</kwd><kwd>flavonoids</kwd><kwd>proanthocyanidins</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>гречиха</kwd><kwd>Fagopyrum esculentum Moench</kwd><kwd>семя</kwd><kwd>плодовые оболочки</kwd><kwd>структура</kwd><kwd>белки</kwd><kwd>флавоноиды</kwd><kwd>проантоцианидины</kwd></kwd-group><funding-group><funding-statement xml:lang="ru">Работа выполнена в рамках государственного задания Министерства науки и высшего образования Российской Федерации (№ 122042600086-7).</funding-statement></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Al-Khayri J.M., Rashmi R., Toppo V., et al. // Metabolites. 2023. 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