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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">scbmt</journal-id><journal-title-group><journal-title xml:lang="ru">БИОМЕДИЦИНА</journal-title><trans-title-group xml:lang="en"><trans-title>Journal Biomed</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2074-5982</issn><issn pub-type="epub">2713-0428</issn><publisher><publisher-name>Scientific center of biomedical technologies of Federal Medical and Biological Agency</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="doi">10.33647/2074-5982-21-4-143-147</article-id><article-id custom-type="elpub" pub-id-type="custom">scbmt-1814</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>ДОКЛИНИЧЕСКИЕ ИССЛЕДОВАНИЯ В БИОМЕДИЦИНЕ</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="en"><subject>NON-CLINICAL RESEARCH IN BIOMEDICINE</subject></subj-group></article-categories><title-group><article-title>Пассивное избегание у взрослых и стареющих самцов мышей С57BL/6 после интраназального введения α-синуклеина</article-title><trans-title-group xml:lang="en"><trans-title>Passive Avoidance in Adult and Middle-Aged Male C57BL/6 Mice after Intranasal α-Synuclein Administration</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>Соловьева</surname><given-names>О. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Solovieva</surname><given-names>O. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Соловьева Ольга Александровна</p><p>125315, Москва, ул. Балтийская, 8</p></bio><bio xml:lang="en"><p>Olga A. Solovieva</p><p>125315, Moscow, Baltiyskaya Str., 8</p></bio><email xlink:type="simple">solovieva_oa@academpharm.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>Михайлова</surname><given-names>Н. П.</given-names></name><name name-style="western" xml:lang="en"><surname>Mikhaylova</surname><given-names>N. P.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Михайлова Наталия Павловна</p><p>125315, Москва, ул. Балтийская, 8</p></bio><bio xml:lang="en"><p>Nataliya P. Mikhaylova</p><p>125315, Moscow, Baltiyskaya Str., 8</p></bio><email xlink:type="simple">mikhajlova_np@academpharm.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>Грудень</surname><given-names>М. А.</given-names></name><name name-style="western" xml:lang="en"><surname>Gruden</surname><given-names>M. A.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Грудень Марина Алексеевна, к.х.н.</p><p>125315, Москва, ул. Балтийская, 8</p></bio><bio xml:lang="en"><p>Marina А. Gruden, Cand. Sci. (Chem.)</p><p>125315, Moscow, Baltiyskaya Str., 8</p></bio><email xlink:type="simple">gruden_ma@academpharm.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>Шерстнев</surname><given-names>В. В.</given-names></name><name name-style="western" xml:lang="en"><surname>Sherstnev</surname><given-names>V. V.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Шерстнев Владимир Вячеславович, д.м.н., проф.</p><p>125315, Москва, ул. Балтийская, 8</p></bio><bio xml:lang="en"><p>Vladimir V. Sherstnev, Dr. Sci. (Med.), Prof.</p><p>125315, Moscow, Baltiyskaya Str., 8</p></bio><email xlink:type="simple">sherstnev_vv@academpharm.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>Сторожева</surname><given-names>З. И.</given-names></name><name name-style="western" xml:lang="en"><surname>Storozheva</surname><given-names>Z. I.</given-names></name></name-alternatives><bio xml:lang="ru"><p>Сторожева Зинаида Ивановна, д.б.н.</p><p>125315, Москва, ул. Балтийская, 8</p></bio><bio xml:lang="en"><p>Zinaida I. Storozheva, Dr. Sci. (Biol.)</p><p>125315, Moscow, Baltiyskaya Str., 8</p></bio><email xlink:type="simple">storozheva_zi@academpharm.ru</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>ФГБНУ «Федеральный исследовательский центр оригинальных  и перспективных биомедицинских и фармацевтических технологий»</institution><country>Россия</country></aff><aff xml:lang="en"><institution>Federal Research Center for Innovator and Emerging Biomedical and Pharmaceutical Technologies</institution><country>Russian Federation</country></aff></aff-alternatives><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>18</day><month>12</month><year>2025</year></pub-date><volume>21</volume><issue>4</issue><fpage>143</fpage><lpage>147</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Соловьева О.А., Михайлова Н.П., Грудень М.А., Шерстнев В.В., Сторожева З.И., 2025</copyright-statement><copyright-year>2025</copyright-year><copyright-holder xml:lang="ru">Соловьева О.А., Михайлова Н.П., Грудень М.А., Шерстнев В.В., Сторожева З.И.</copyright-holder><copyright-holder xml:lang="en">Solovieva O.A., Mikhaylova N.P., Gruden M.A., Sherstnev V.V., Storozheva Z.I.</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://journal.scbmt.ru/jour/article/view/1814">https://journal.scbmt.ru/jour/article/view/1814</self-uri><abstract><p>Сравнивали влияние растворов конформаций α-синуклеина (мономеров, олигомеров, фибрилл) при моно- и комбинированном интраназальном введении на протяжении 14 дней на условную реакцию пассивного избегания у взрослых (3–7 мес.) и стареющих (10–13 мес.) самцов мышей линии C57BL/6. Обнаружено, что у стареющих мышей, которым вводили раствор фибрилл и олигомеров α-синуклеина, по сравнению с контролем было снижено латентное время перехода в темный отсек при обучении (р&lt;0,05). Ни у одной из экспериментальных групп не было выявлено нарушений долговременной памяти спустя 24 ч после обучения. Полученные данные могут быть использованы при моделировании нейродегенеративных заболеваний человека на животных.</p></abstract><trans-abstract xml:lang="en"><p>A comparative study of the effects of α-synuclein species (monomers, oligomers or fibrils alone or in combination) administered intranasally for 14 days on passive avoidance in adult (3–7 months) and middle-aged (10–13 months) male C57BL/6 mice was conducted. Middle-aged mice treated with a solution of α-synuclein fibrils and oligomers were found to have a reduced latency to entry in the dark compartment during acquisition phase compared to controls (р&lt;0.05). None of the experimental groups showed any impairment in long-term memory 24 h after training. The data obtained can be used in modeling human neurodegenerative diseases in animals.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>синуклеинопатии</kwd><kwd>альфа-синуклеин</kwd><kwd>условная реакция пассивного избегания</kwd><kwd>моделирование</kwd><kwd>мыши</kwd></kwd-group><kwd-group xml:lang="en"><kwd>synucleopathies</kwd><kwd>alpha-synuclein</kwd><kwd>conditioned passive avoidance</kwd><kwd>modeling</kwd><kwd>mice</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">Соловьева О.А., Грудень М.А., Калинин И.А., Ратмиров А.М., Шерстнев В.В. Влияние композиционной смеси нативной и олигомерной форм белка α-синуклеина при интраназальном введении на поведение стареющих мышей. Патогенез. 2018;16(4):51–57. 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