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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">496</article-id><article-id pub-id-type="doi">10.36233/0372-9311-2019-6-56-64</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>ORIGINAL RESEARCHES</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ ИССЛЕДОВАНИЯ</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">Activity of compounds containing echinochrome A against herpes simplex virus type 2 <italic>in vitro</italic> and <italic>in vivo</italic></article-title><trans-title-group xml:lang="ru"><trans-title>Активность препаратов, содержащих эхинохром А, в отношении вируса простого герпеса 2-го типа <italic>in vitro</italic> и <italic>in vivo</italic></trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-9048-6803</contrib-id><name-alternatives><name xml:lang="en"><surname>Krylova</surname><given-names>N. V.</given-names></name><name xml:lang="ru"><surname>Крылова</surname><given-names>Н. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Natalia V. Krylova, Dr. Sci. Biol., Lead Researcher of the Laboratory of Experimental Virology, Vladivostok, 690087, Russia</p></bio><bio xml:lang="ru"><p>Крылова Наталья Владимировна, д-р биол. наук, ведущий научный сотрудник лаборатории экспериментальной вирусологии, 690087, г. Владивосток, Россия</p></bio><email>krylovanatalya@gmail.com</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-7755-2714</contrib-id><name-alternatives><name xml:lang="en"><surname>Leneva</surname><given-names>I. A.</given-names></name><name xml:lang="ru"><surname>Ленёва</surname><given-names>И. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow, 105064, Russia</p></bio><bio xml:lang="ru"><p>105064, г. Москва, Россия</p></bio><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-4199-2099</contrib-id><name-alternatives><name xml:lang="en"><surname>Fedoreev</surname><given-names>S. A.</given-names></name><name xml:lang="ru"><surname>Федореев</surname><given-names>С. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Vladivostok, 690022, Russia</p></bio><bio xml:lang="ru"><p>690022, г. Владивосток, Россия</p></bio><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-4430-8766</contrib-id><name-alternatives><name xml:lang="en"><surname>Ebralidze</surname><given-names>L. K.</given-names></name><name xml:lang="ru"><surname>Эбралидзе</surname><given-names>Л. К.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow, 105064, Russia</p></bio><bio xml:lang="ru"><p>105064, г. Москва, Россия</p></bio><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-7616-574X</contrib-id><name-alternatives><name xml:lang="en"><surname>Mishchenko</surname><given-names>N. P.</given-names></name><name xml:lang="ru"><surname>Мищенко</surname><given-names>Н. П.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Vladivostok, 690022, Russia</p></bio><bio xml:lang="ru"><p>690022, г. Владивосток, Россия</p></bio><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-7526-026X</contrib-id><name-alternatives><name xml:lang="en"><surname>Vasileva</surname><given-names>E. V.</given-names></name><name xml:lang="ru"><surname>Васильева</surname><given-names>Е. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Vladivostok, 690022, Russia</p></bio><bio xml:lang="ru"><p>690022, г. Владивосток, Россия</p></bio><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-9836-9620</contrib-id><name-alternatives><name xml:lang="en"><surname>Falynskova</surname><given-names>I. N.</given-names></name><name xml:lang="ru"><surname>Фалынскова</surname><given-names>И. Н.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow, 105064, Russia</p></bio><bio xml:lang="ru"><p>105064, г. Москва, Россия</p></bio><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-6723-582X</contrib-id><name-alternatives><name xml:lang="en"><surname>Iunikhina</surname><given-names>O. V.</given-names></name><name xml:lang="ru"><surname>Иунихина</surname><given-names>О. В.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Vladivostok, 690087, Russia</p></bio><bio xml:lang="ru"><p>690087, г. Владивосток, Россия</p></bio><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-7006-506X</contrib-id><name-alternatives><name xml:lang="en"><surname>Lavrov</surname><given-names>V. F.</given-names></name><name xml:lang="ru"><surname>Лавров</surname><given-names>В. Ф.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow, 105064, Russia</p></bio><bio xml:lang="ru"><p>105064, г. Москва, Россия</p></bio><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0003-1757-8389</contrib-id><name-alternatives><name xml:lang="en"><surname>Svitich</surname><given-names>O. A.</given-names></name><name xml:lang="ru"><surname>Свитич</surname><given-names>О. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>Moscow, 105064, Russia</p></bio><bio xml:lang="ru"><p>105064, г. Москва, Россия</p></bio><xref ref-type="aff" rid="aff2"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">G.P. Somov Institute of Epidemiology and Microbiology</institution></aff><aff><institution xml:lang="ru">ФГБНУ «НИИ эпидемиологии и микробиологии имени Г.П. Сомова»</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">I.I. Mechnikov Research Institute of Vaccines and Sera</institution></aff><aff><institution xml:lang="ru">ФГБНУ «НИИ вакцин и сывороток им. И.И. Мечникова»</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">G.B. Elyakov Pacific Institute of Bioorganic Chemistry</institution></aff><aff><institution xml:lang="ru">ФГБНУ «Тихоокеанский институт биоорганической химии им. Г.Б. Елякова» ДВО РАН</institution></aff></aff-alternatives><pub-date date-type="pub" iso-8601-date="2019-12-16" publication-format="electronic"><day>16</day><month>12</month><year>2019</year></pub-date><volume>96</volume><issue>6</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>56</fpage><lpage>64</lpage><history><date date-type="received" iso-8601-date="2019-12-13"><day>13</day><month>12</month><year>2019</year></date><date date-type="accepted" iso-8601-date="2019-12-13"><day>13</day><month>12</month><year>2019</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2019, Krylova N.V., Leneva I.A., Fedoreev S.A., Ebralidze L.K., Mishchenko N.P., Vasileva E.V., Falynskova I.N., Iunikhina O.V., Lavrov V.F., Svitich O.A.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2019, Крылова Н.В., Ленёва И.А., Федореев С.А., Эбралидзе Л.К., Мищенко Н.П., Васильева Е.А., Фалынскова И.Н., Иунихина О.В., Лавров В.Ф., Свитич О.А.</copyright-statement><copyright-year>2019</copyright-year><copyright-holder xml:lang="en">Krylova N.V., Leneva I.A., Fedoreev S.A., Ebralidze L.K., Mishchenko N.P., Vasileva E.V., Falynskova I.N., Iunikhina O.V., Lavrov V.F., Svitich O.A.</copyright-holder><copyright-holder xml:lang="ru">Крылова Н.В., Ленёва И.А., Федореев С.А., Эбралидзе Л.К., Мищенко Н.П., Васильева Е.А., Фалынскова И.Н., Иунихина О.В., Лавров В.Ф., Свитич О.А.</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/496">https://microbiol.crie.ru/jour/article/view/496</self-uri><abstract xml:lang="en"><p><bold>The aim </bold>of the work was to study the activity of echinochrome A, a naphthoquinoid pigment from sea urchins, and its antioxidant composition against herpes simplex virus type 2 (HSV-2) <italic>in vitro </italic>and <italic>in vivo</italic>.</p> <p><bold>Materials and methods. </bold>Strain HSV-2 (G ATCC VR-734) was grown in Vero cells. The cytotoxic and anti-HSV-2 activity of the compounds was assessed in vitro by the cell viability and by cytopathic effect inhibition of virus using MTT test. The efficacy of compounds in mice model of vaginitis caused by HSV-2 was determined by the average lifetime, body weight and viral load changes.</p> <p><bold>Results and discussion. </bold>The antioxidant composition (echinochrome A, ascorbic acid and α-tocopherol (5:5:1)), showed a higher antiviral efficacy than echinochrome A alone. Oral administration of the antioxidant composition protected 90% of the infected mice against death and reduced vaginal viral loads. The antiviral activity of echinochrome A and the antioxidant composition is probably due to the virus-inhibiting activity of the compounds and their antioxidant properties.</p> <p><bold>Conclusion. </bold>The results obtained allow considering the tested compounds as promising agents with antiviral properties.</p></abstract><trans-abstract xml:lang="ru"><p><bold>Целью </bold>работы было изучение активности эхинохрома А – нафтохиноидного пигмента из морских ежей и его композиции с антиоксидантами в отношении вируса простого герпеса 2-го типа (ВПГ-2) <italic>in vitro </italic>и <italic>in vivo</italic>.</p> <p><bold>Материалы и методы. </bold>Штамм ВПГ-2 (G ATCC VR-734) выращивали на культуре клеток Vero. Цитотоксическую и анти-ВПГ-2 активность препаратов оценивали <italic>in vitro </italic>по жизнеспособности клеток и подавлению цитопатогенного действия вируса с помощью МТТ-анализа. Эффективность препаратов у мышей с генитальным герпесом оценивали, учитывая изменения их массы тела, средней продолжительности жизни и показателей вирусной нагрузки.</p> <p><bold>Результаты и обсуждение. </bold>Композиция антиоксидантов: эхинохрома А, аскорбиновой кислоты и α-токоферола (5 : 5 :1) – демонстрировала более высокую противовирусную активность, чем один эхинохром А. Пероральное введение мышам композиции антиоксидантов предотвращало гибель 90% инфицированных ВПГ-2 животных и достоверно снижало вагинальную вирусную нагрузку. Противовирусная активность эхинохрома А и композиции антиоксидантов, вероятно, обусловлена как вирусингибирующей активностью препаратов, так и их антиоксидантными свойствами.</p> <p><bold>Заключение. </bold>Результаты исследования позволяют рассматривать эхинохром А и композицию антиоксидантов на его основе как перспективные лекарственные средства, обладающие противовирусными свойствами.</p></trans-abstract><kwd-group xml:lang="en"><kwd>echinochrome A</kwd><kwd>antioxidant composition</kwd><kwd>herpes simplex virus type 2</kwd><kwd>antiviral activity</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>эхинохром А</kwd><kwd>композиция антиоксидантов</kwd><kwd>вирус простого герпеса 2-го типа</kwd><kwd>противовирусная активность</kwd></kwd-group><funding-group><funding-statement xml:lang="en">This work was supported by the Ministry of Education and Science of the Russian Federation (Project RFMEF161317X0076).</funding-statement><funding-statement xml:lang="ru">Работа выполнена при поддержке Министерства образования и науки Российской Федерации (проект RFMEF161317X0076).</funding-statement></funding-group></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>WHO. 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