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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">vestib</journal-id><journal-title-group><journal-title xml:lang="ru">Известия Национальной  академии наук Беларуси. Серия биологических наук</journal-title><trans-title-group xml:lang="en"><trans-title>Proceedings of the National Academy of Sciences of Belarus, Biological Series</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">1029-8940</issn><issn pub-type="epub">2524-230X</issn><publisher><publisher-name>The Republican Unitary Enterprise Publishing House "Belaruskaya Navuka"</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.29235/1029-8940-2019-64-1-92-95</article-id><article-id custom-type="elpub" pub-id-type="custom">vestib-412</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>Статьи</subject></subj-group></article-categories><title-group><article-title>Количественное определение кинетина в коммерческих препаратах методом ВЭЖХ</article-title><trans-title-group xml:lang="en"><trans-title>Quantitative determination of kinetin in commercial preparations by HPLC</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>Копылова</surname><given-names>Н. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kopylova</surname><given-names>N. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Копылова Наталия Александровна – канд. биол. наук, ст. науч. сотрудник.</p><p>ул. Академическая, 27, 220072, г. Минск.</p></bio><bio xml:lang="en"><p>Natalia A. Kopylova – Ph. D. (Biol.), Senior researcher.</p><p>27, Akademicheskaya Str., 220072, Minsk.</p></bio><email xlink:type="simple">natal.kopylova.68@mail.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>Калацкая</surname><given-names>Ж. Н.</given-names></name><name name-style="western" xml:lang="en"><surname>Kalatskaya</surname><given-names>J. N.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Калацкая Жанна Николаевна – канд. биол. наук, вед. науч. сотрудник.</p><p>ул. Академическая, 27, 220072, г. Минск.</p></bio><bio xml:lang="en"><p>Joanna N. Kalatskaya – Ph. D. ( Biol.), Leading researcher.</p><p>27, Akademicheskaya Str., 220072, Minsk.</p></bio><email xlink:type="simple">kalatskayaj@mail.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>Ламан</surname><given-names>Н. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Laman</surname><given-names>N. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Ламан Николай Афанасьевич – академик, д-р биол. наук, профессор, заведующий лабораторией.</p><p>ул. Академическая, 27, 220072, г. Минск.</p></bio><bio xml:lang="en"><p>Nikolai A. Laman – Academician, D. Sc. (Biol.), Professor, Head of the Laboratory.</p><p>27, Akademicheskaya Str., 220072, Minsk.</p></bio><email xlink:type="simple">nikolai.laman@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Институт экспериментальной ботаники им. В. Ф. Купревича НАН Беларуси.</institution></aff><aff xml:lang="en"><institution>V. F. Kuprevich Institute of Experimental Botany of the National Academy of Sciences of Belarus.</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2019</year></pub-date><pub-date pub-type="epub"><day>14</day><month>02</month><year>2019</year></pub-date><volume>64</volume><issue>1</issue><fpage>92</fpage><lpage>95</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Копылова Н.А., Калацкая Ж.Н., Ламан Н.А., 2019</copyright-statement><copyright-year>2019</copyright-year><copyright-holder xml:lang="ru">Копылова Н.А., Калацкая Ж.Н., Ламан Н.А.</copyright-holder><copyright-holder xml:lang="en">Kopylova N.A., Kalatskaya J.N., Laman N.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://vestibio.belnauka.by/jour/article/view/412">https://vestibio.belnauka.by/jour/article/view/412</self-uri><abstract><p>Разработана воспроизводимая методика, позволяющая с достаточной степенью точности оценивать содержание кинетина в различных препаратах. Методика может быть использована для исследований в области физиологии и биохимии растений, в медицине и молекулярной биологии.</p></abstract><trans-abstract xml:lang="en"><p>reproducible method has been developed that allows for a sufficient degree of accuracy to estimate the kinetin content in various preparations. The technique can be used for research in the field of plant physiology and biochemistry, medicine, and molecular biology.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>регуляторы роста</kwd><kwd>кинетин</kwd><kwd>высокоэффективная жидкостная хроматография</kwd></kwd-group><kwd-group xml:lang="en"><kwd>growth regulators</kwd><kwd>kinetin</kwd><kwd>high performance liquid chromatography</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">Ботаника : учебник для вузов : в 4 т. / П. 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