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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">Journal of Volgograd State Medical University</journal-id><journal-title-group><journal-title xml:lang="en">Journal of Volgograd State Medical University</journal-title><trans-title-group xml:lang="ru"><trans-title>Вестник Волгоградского государственного медицинского университета</trans-title></trans-title-group></journal-title-group><issn publication-format="print">1994-9480</issn><issn publication-format="electronic">1994-9499</issn><publisher><publisher-name xml:lang="en">Volgograd State Medical University</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">118719</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">AGE-RELATED INVOLUTION AND ACUTE THYMIC ATROPHY IN EXPERIMENTAL CARCINOGENESIS</article-title><trans-title-group xml:lang="ru"><trans-title>ВОЗРАСТНАЯ ИНВОЛЮЦИЯ И ОСТРАЯ АТРОФИЯ ТИМУСА ПРИ ЭКСПЕРИМЕНТАЛЬНОМ КАНЦЕРОГЕНЕЗЕ</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Moskvichev</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Москвичев</surname><given-names>Евгений Васильевич</given-names></name></name-alternatives><bio xml:lang="ru"><p>к. м. н., доцент кафедры нормальной и топографической анатомии с оперативной хирургией</p></bio><email>moskvichev@rambler.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Merkulova</surname><given-names>L. M.</given-names></name><name xml:lang="ru"><surname>Меркулова</surname><given-names>Л. М.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Struchko</surname><given-names>G. Yu.</given-names></name><name xml:lang="ru"><surname>Стручко</surname><given-names>Г. Ю.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Mychailova</surname><given-names>M. N.</given-names></name><name xml:lang="ru"><surname>Михайлова</surname><given-names>М. Н.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kostrova</surname><given-names>O. Yu.</given-names></name><name xml:lang="ru"><surname>Кострова</surname><given-names>О. Ю.</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en"></institution></aff><aff><institution xml:lang="ru">Чувашский государственный университет им. И. Н. Ульянова</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2014-03-15" publication-format="electronic"><day>15</day><month>03</month><year>2014</year></pub-date><volume>11</volume><issue>3</issue><issue-title xml:lang="en">NO3 (2014)</issue-title><issue-title xml:lang="ru">№3 (2014)</issue-title><fpage>127</fpage><lpage>129</lpage><history><date date-type="received" iso-8601-date="2022-12-16"><day>16</day><month>12</month><year>2022</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2014, Moskvichev E.V., Merkulova L.M., Struchko G.Y., Mychailova M.N., Kostrova O.Y.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2014, Москвичев Е.В., Меркулова Л.М., Стручко Г.Ю., Михайлова М.Н., Кострова О.Ю.</copyright-statement><copyright-year>2014</copyright-year><copyright-holder xml:lang="en">Moskvichev E.V., Merkulova L.M., Struchko G.Y., Mychailova M.N., Kostrova O.Y.</copyright-holder><copyright-holder xml:lang="ru">Москвичев Е.В., Меркулова Л.М., Стручко Г.Ю., Михайлова М.Н., Кострова О.Ю.</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/4.0</ali:license_ref></license></permissions><self-uri xlink:href="https://journals.eco-vector.com/1994-9480/article/view/118719">https://journals.eco-vector.com/1994-9480/article/view/118719</self-uri><abstract xml:lang="en"><p>The influence of developing an experimental colon tumors on the thymus in rats. Established that the number of mature medullar thymocytes remains constant during carcinogenesis, in contrast to age-atrophy of thymus, where their number is reduced. Also in tumorogenesis notes an increases number of neuroendocrine and neuroectodermal cells in thymocite microenvironment. This suggests that during carcinogenesis, along with signs of atrophy of the thymic parenchyma there are signs of conservation timopoesis together as opposed to age involution in which the production of thymocytes is reduced.</p></abstract><trans-abstract xml:lang="ru"><p>Исследовано влияние развивающейся экспериментальной опухоли толстой кишки на тимус крысы. Установлено, что при канцерогенезе число зрелых медуллярных тимоцитов остается на постоянном уровне в отличие от возрастной атрофии железы, при которой их количество уменьшается. В тимусе крыс при канцерогенезе увеличивается число клеток нейроэндокринного и нейроэктодермального происхождения в тимопоэтическом микроокружении. Это позволяет предположить, что при канцерогенезе наряду с явлениями атрофии тимической паренхимы имеются признаки сохранения тимопоэза в отличие от возрастной инволюции, при которой продукция тимоцитов снижается.</p></trans-abstract><kwd-group xml:lang="en"><kwd>carcinogenesis</kwd><kwd>immunodeficiency</kwd><kwd>age-related involution of the thymus</kwd><kwd>acute thymic atrophy</kwd><kwd>APUD cells</kwd><kwd>dendritic cells</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>канцерогенез</kwd><kwd>иммунодефицит</kwd><kwd>возрастная инволюция тимуса</kwd><kwd>острая атрофия тимуса</kwd><kwd>клетки APUD-серии</kwd><kwd>дендритные клетки</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Bai M., Papoudou-Bai A., Karatzias G., et al. // Anticancer Res. - 2008 - Vol. 28, № 1A. - Р 295-303.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Clarke S. L., Betts G. 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