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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 microbiology, epidemiology and immunobiology</journal-id><journal-title-group><journal-title xml:lang="en">Journal of microbiology, epidemiology and immunobiology</journal-title><trans-title-group xml:lang="ru"><trans-title>Журнал микробиологии, эпидемиологии и иммунобиологии</trans-title></trans-title-group></journal-title-group><issn publication-format="print">0372-9311</issn><issn publication-format="electronic">2686-7613</issn><publisher><publisher-name xml:lang="en">Central Research Institute for Epidemiology</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">13570</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">MULTIDIRECTIONAL EFFECT OF MIF AND SODIUM POLYPRENYL PHOSPHATE ON THE COURSE OF EXPERIMENTAL FLAVIVIRUS INFECTION IN MICE</article-title><trans-title-group xml:lang="ru"><trans-title>РАЗНОНАПРАВЛЕННОЕ ВЛИЯНИЕ MIF И ПОЛИПРЕНИЛФОСФАТА НАТРИЯ НА ТЕЧЕНИЕ ЭКСПЕРИМЕНТАЛЬНОЙ ФЛАВИВИРУСНОЙ ИНФЕКЦИИ У МЫШЕЙ</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Sanin</surname><given-names>A. V</given-names></name><name xml:lang="ru"><surname>Санин</surname><given-names>А. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Suslov</surname><given-names>A. P</given-names></name><name xml:lang="ru"><surname>Суслов</surname><given-names>А. П</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Tretyakov</surname><given-names>O. Yu</given-names></name><name xml:lang="ru"><surname>Третьяков</surname><given-names>О. Ю</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Zvartsev</surname><given-names>R. V</given-names></name><name xml:lang="ru"><surname>Зварцев</surname><given-names>Р. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Salichev</surname><given-names>A. V</given-names></name><name xml:lang="ru"><surname>Саличев</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>Kozhevnikova</surname><given-names>T. N</given-names></name><name xml:lang="ru"><surname>Кожевникова</surname><given-names>Т. Н</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Sanina</surname><given-names>V. Yu</given-names></name><name xml:lang="ru"><surname>Санина</surname><given-names>В. Ю</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Smirnova</surname><given-names>E. G</given-names></name><name xml:lang="ru"><surname>Смирнова</surname><given-names>Е. Г</given-names></name></name-alternatives><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Ozherelkov</surname><given-names>S. V</given-names></name><name xml:lang="ru"><surname>Ожерелков</surname><given-names>С. В</given-names></name></name-alternatives><xref ref-type="aff" rid="aff2"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Gamaleya Research Institute of Epidemiology and Microbiology, Moscow</institution></aff><aff><institution xml:lang="ru">НИИ эпидемиологии и микробиологии им. Н.Ф.Гамалеи, Москва</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">Chumakov Research Institute of Poliomyelitis and Viral Encephalites, Moscow region, Russia</institution></aff><aff><institution xml:lang="ru">Институт полиомиелита и вирусных энцефалитов им. М.П.Чумакова, Московская область</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2011-10-15" publication-format="electronic"><day>15</day><month>10</month><year>2011</year></pub-date><volume>88</volume><issue>5</issue><issue-title xml:lang="en">NO5 (2011)</issue-title><issue-title xml:lang="ru">№5 (2011)</issue-title><fpage>56</fpage><lpage>61</lpage><history><date date-type="received" iso-8601-date="2023-06-09"><day>09</day><month>06</month><year>2023</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2011, Sanin A.V., Suslov A.P., Tretyakov O.Y., Zvartsev R.V., Salichev A.V., Kozhevnikova T.N., Sanina V.Y., Smirnova E.G., Ozherelkov S.V.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2011, Санин А.В., Суслов А.П., Третьяков О.Ю., Зварцев Р.В., Саличев А.В., Кожевникова Т.Н., Санина В.Ю., Смирнова Е.Г., Ожерелков С.В.</copyright-statement><copyright-year>2011</copyright-year><copyright-holder xml:lang="en">Sanin A.V., Suslov A.P., Tretyakov O.Y., Zvartsev R.V., Salichev A.V., Kozhevnikova T.N., Sanina V.Y., Smirnova E.G., Ozherelkov S.V.</copyright-holder><copyright-holder xml:lang="ru">Санин А.В., Суслов А.П., Третьяков О.Ю., Зварцев Р.В., Саличев А.В., Кожевникова Т.Н., Санина В.Ю., Смирнова Е.Г., Ожерелков С.В.</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://microbiol.crie.ru/jour/article/view/13570">https://microbiol.crie.ru/jour/article/view/13570</self-uri><abstract xml:lang="en"><p>Aim. Study of macrophage migration inhibiting factor (MIF) effect after intracerebral administration on the course of experimental infection induced in mice by tick borne encephalitis virus (TEV), and study of sodium polyprenyl phosphate (PPP) and/or antibodies against MIF on the course of this infection against the background of MIF administration. Materials and methods. Phosprenil preparation was used as a source of PPP. PPP was administered intracerebrally. MIF - human recombinant (R&amp;D, USA), mice - Balb/c line. Results. In the sera of mice infected with TEV, MIF production stimulation was detected at days 8 through 10 after the infection - against the background of clinical signs presentation of tick borne encephalitis (TE). Administration of PPP to infected mice, on the contrary, resulted in MIF production suppression at the specified period. After administration of 20 ng of MIF to mice, lethality increased by 40% and average life span decreased by 2.3 days. Thus, MIF at high doses caused an increase of infection course severity, in- duced by TEV in mice, and administration of 60 μg of PPP resulted in the protection from infection in 100% of cases. Intracerebral administration to mice of antibodies against MIF resulted in a decrease of lethality indicator up to 26% as compared with control and an increase of average life span by 5.5 days. During simultaneous administration into the brain of infected mice of MIF, PPP and antibodies against MIF, prevention of MIF-induced increase of TE course severity was registered. Conclusion. The data obtained allow to conclude that MIF may serve as an indicator of TE course severity, and pos- sible prognostic indicator of meningo-encephalitic form development in humans.</p></abstract><trans-abstract xml:lang="ru"><p>Цель . Изучить влияние фактора, ингибирующего миграцию макрофагов (MIF), при интрацеребральном введении на течение экспериментальной инфекции, вызванной у мышей вирусом клещевого энцефалита (ВКЭ), а также изучить влияние полипренилфосфата натрия (ППФ) и/или антител к MIF на течение данного заболевания на фоне введения MIF. Материалы и методы . В качестве источника ППФ использовали препарат фоспренил. ППФ вводили интрацеребрально. MIF - рекомбинантный человеческий фирмы «R&amp;D» (США); мыши - линии BALB/c. Результаты . В сыворотках крови мышей, инфицированных ВКЭ, выявляли стимуляцию продукции MIF с 8 по 10 сутки после инфицирования - на фоне проявления клинических признаков клещевого энцефалита (КЕ). Введение инфицированным мышам ППФ, напротив, приводило к подавлению продукции MIF в указанные сроки. При введении мышам MIF в дозе 20 нг, летальность на 40% увеличилась, а средняя продолжительность жизни (СПЖ), сократилась на 2,3 сут. Таким образом, MIF в высоких дозах вызывал утяжеление течения инфекции, вызванной ВКЭ у мышей, а введение ППФ в дозе 60 мкг приводило к защите от инфекции в 100% случаев. Интрацеребральное введение антител к MIF мышам приводило к снижению показателя летальности до 26% по сравнению с контролем и увеличению СПЖ на 5,5 сут. При одновременном введении в мозг зараженных мышей MIF, ППФ и антител к MIF регистрировали предотвращение MIF-индуцированного утяжеления течения КЭ. Заключение . Полученные данные позволяют сделать вывод, что MIF может служить показателем тяжести течения КЭ, а также - возможным прогностическим показателем развития менинго-энцефалитической формы КЭ у людей.</p></trans-abstract><kwd-group xml:lang="en"><kwd>MIF</kwd><kwd>polyprenyl phosphate</kwd><kwd>tick borne encephalitis</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>полипренилфосфат</kwd><kwd>клещевой энцефалит</kwd></kwd-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Кожевникова Т.Н., Ожерелков С.В., Зварцев Р.В. и др. Изучение роли фактора ингибиции миграции макрофагов (MIF) при экспериментальной флавивирусной инфекции у мышей. Росс. иммунол. журн., 2008, 2 (11) 2-3: 250.</mixed-citation></ref><ref id="B2"><label>2.</label><mixed-citation>Пшеничников В.А., Семенов Б.Ф., Зезеров Е.Г. Стандартизация методов биологических исследований. 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