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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">zootech</journal-id><journal-title-group><journal-title xml:lang="ru">Зоотехническая наука Беларуси</journal-title><trans-title-group xml:lang="en"><trans-title>Zootechnical Science of Belarus</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0134-9732</issn><publisher><publisher-name>Научно-практический центр Национальной академии наук Беларуси по животноводству</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">zootech-886</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>ГЕНЕТИКА, РАЗВЕДЕНИЕ, СЕЛЕКЦИЯ, БИОТЕХНОЛОГИЯ РАЗМНОЖЕНИЯ И ВОСПРОИЗВОДСТВО</subject></subj-group></article-categories><title-group><article-title>Эффективность использования пролактина в системе воспроизводства крупного рогатого скота in vitro</article-title><trans-title-group xml:lang="en"><trans-title>Efficiency of the use of prolactin in “in vitro” cattle reproduction system</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>Ганджа</surname><given-names>А. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Gandzha</surname><given-names>A. I.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Симоненко</surname><given-names>В. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Symonenko</surname><given-names>V. P.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Леткевич</surname><given-names>Л. Л.</given-names></name><name name-style="western" xml:lang="en"><surname>Letkevich</surname><given-names>L. L.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Кириллова</surname><given-names>И. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Kirillova</surname><given-names>I. V.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Курак</surname><given-names>О. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Kurak</surname><given-names>O. P.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Журина</surname><given-names>Н. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Zhurina</surname><given-names>N. V.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.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>Ковальчук</surname><given-names>М. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Kovalchuk</surname><given-names>M. A.</given-names></name></name-alternatives><email xlink:type="simple">noemail@neicon.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>РУП «Научно-практический центр Национальной академии наук Беларуси по животноводству»</institution></aff><aff xml:lang="en"><institution>RUE "Scientific and Practical Center of the National Academy of Sciences of Belarus on Animal Husbandry"</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2013</year></pub-date><pub-date pub-type="epub"><day>12</day><month>08</month><year>2022</year></pub-date><volume>48</volume><issue>1</issue><fpage>47</fpage><lpage>52</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Ганджа А.И., Симоненко В.П., Леткевич Л.Л., Кириллова И.В., Курак О.П., Журина Н.В., Ковальчук М.А., 2022</copyright-statement><copyright-year>2022</copyright-year><copyright-holder xml:lang="ru">Ганджа А.И., Симоненко В.П., Леткевич Л.Л., Кириллова И.В., Курак О.П., Журина Н.В., Ковальчук М.А.</copyright-holder><copyright-holder xml:lang="en">Gandzha A.I., Symonenko V.P., Letkevich L.L., Kirillova I.V., Kurak O.P., Zhurina N.V., Kovalchuk M.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://zootech.belal.by/jour/article/view/886">https://zootech.belal.by/jour/article/view/886</self-uri><abstract><p>В результате исследований разработан усовершенствованный состав питательных сред для созревания ооцитов и культивирования ранних зародышей с использованием пролактина, обеспечивающий повышение уровня созревания яйцеклеток до стадии метафаза II до 84,9-88,3 %, при этом уровень дробления составляет 48,8-55,3 %, а выход эмбрионов, пригодных к пересадке, - 19,8-25,5%.</p></abstract><trans-abstract xml:lang="en"><p>As a result of research an improved nutrient media for the maturation of oocytes and early embryos cultivation with prolactin was developed. It provides improvement of oocytes maturation to the stage of metaphase II by 84.9-88.3 %, while the cleavage rate is 48.8-55.3 %, and the yield of embryos suitable for transplantation - 19.8-25.5 %.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>ооцит-кумулюсный комплекс</kwd><kwd>вне организма</kwd><kwd>пролактин</kwd><kwd>оплодотворение</kwd><kwd>созревание</kwd><kwd>зародыш</kwd><kwd>эмбрион</kwd></kwd-group><kwd-group xml:lang="en"><kwd>oocyte-cumulus complex</kwd><kwd>in vitro</kwd><kwd>prolactin</kwd><kwd>fertilization</kwd><kwd>maturation</kwd><kwd>embryo</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">Stimulation of c-Src by prolactin is independent of Jak2 / J. A. Fresno Vara [et al.] // Biochem. J. - 2000. - Vol. 345. - P. 17-24.</mixed-citation><mixed-citation xml:lang="en">Stimulation of c-Src by prolactin is independent of Jak2 / J. A. 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Picazo [et al.] // Reproduction. - 2004. - Vol. 128. - P. 545-553.</mixed-citation></citation-alternatives></ref></ref-list><fn-group><fn fn-type="conflict"><p>The authors declare that there are no conflicts of interest present.</p></fn></fn-group></back></article>
