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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">Russian Journal of Infection and Immunity</journal-id><journal-title-group><journal-title xml:lang="en">Russian Journal of Infection and Immunity</journal-title><trans-title-group xml:lang="ru"><trans-title>Инфекция и иммунитет</trans-title></trans-title-group></journal-title-group><issn publication-format="print">2220-7619</issn><issn publication-format="electronic">2313-7398</issn><publisher><publisher-name xml:lang="en">SPb RAACI</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">17673</article-id><article-id pub-id-type="doi">10.15789/2220-7619-PAA-17673</article-id><article-categories><subj-group subj-group-type="toc-heading" xml:lang="en"><subject>ORIGINAL ARTICLES</subject></subj-group><subj-group subj-group-type="toc-heading" xml:lang="ru"><subject>ОРИГИНАЛЬНЫЕ 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">Prevalence and antibiotics susceptibility of thermotolerant <italic>Campylobacter</italic> spp. isolated from humans and chickens in the Republic of Guinea</article-title><trans-title-group xml:lang="ru"><trans-title>Распространенность и чувствительность к антибиотикам термотолерантных <italic>Campylobacter</italic> spp., выделенных от людей и птиц в Республике Гвинея</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Balde</surname><given-names>R.</given-names></name><name xml:lang="ru"><surname>Балдэ</surname><given-names>Р.</given-names></name></name-alternatives><address><country country="GN">Guinea</country></address><bio xml:lang="en"><p>Researcher, Department of Bacteriology</p></bio><bio xml:lang="ru"><p>научный сотрудник отдела бактериологии</p></bio><email>makmaria@mail.ru</email><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Matveeva</surname><given-names>Z. N.</given-names></name><name xml:lang="ru"><surname>Матвеева</surname><given-names>З. Н.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>PhD (Medicine), Leading Researcher, Laboratory of Enteric Infections</p></bio><bio xml:lang="ru"><p>к.м.н., ведущий научный сотрудник лаборатории кишечных инфекций</p></bio><email>makmaria@mail.ru</email><xref ref-type="aff" rid="aff2"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Kaftyreva</surname><given-names>L. A.</given-names></name><name xml:lang="ru"><surname>Кафтырева</surname><given-names>Л. А.</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>DSc (Medicine), Leading Researcher, Typhoid Epidemiology Research Group; Professor, Department of Medical Microbiology</p></bio><bio xml:lang="ru"><p>д.м.н., ведущий научный сотрудник группы эпидемиологии брюшного тифа; профессор кафедры медицинской микробиологии</p></bio><email>makmaria@mail.ru</email><xref ref-type="aff" rid="aff2"/><xref ref-type="aff" rid="aff3"/></contrib><contrib contrib-type="author"><name-alternatives><name xml:lang="en"><surname>Makarova</surname><given-names>Maria A.</given-names></name><name xml:lang="ru"><surname>Макарова</surname><given-names>Мария Александровна</given-names></name></name-alternatives><address><country country="RU">Russian Federation</country></address><bio xml:lang="en"><p>DSc (Medicine), Senior Researcher, Laboratory of Enteric Infections; Associate Professor, Department of Medical Microbiology</p></bio><bio xml:lang="ru"><p>д.м.н., ведущий научный сотрудник лаборатории кишечных инфекций; доцент кафедры медицинской микробиологии</p></bio><email>makmaria@mail.ru</email><xref ref-type="aff" rid="aff2"/><xref ref-type="aff" rid="aff3"/></contrib></contrib-group><aff-alternatives id="aff1"><aff><institution xml:lang="en">Research Institute of Applied Biology of Guinea</institution></aff><aff><institution xml:lang="ru">Институт прикладной биологии</institution></aff></aff-alternatives><aff-alternatives id="aff2"><aff><institution xml:lang="en">St. Petersburg Pasteur Institute</institution></aff><aff><institution xml:lang="ru">ФБУН НИИ эпидемиологии и микробиологии имени Пастера</institution></aff></aff-alternatives><aff-alternatives id="aff3"><aff><institution xml:lang="en">I.I. Mechnikov North-Western State Medical University</institution></aff><aff><institution xml:lang="ru">ФБГБОУ ВО Северо-Западный государственный медицинский университет имени И.И. Мечникова</institution></aff></aff-alternatives><pub-date date-type="preprint" iso-8601-date="2024-08-13" publication-format="electronic"><day>13</day><month>08</month><year>2024</year></pub-date><pub-date date-type="pub" iso-8601-date="2024-10-31" publication-format="electronic"><day>31</day><month>10</month><year>2024</year></pub-date><volume>14</volume><issue>4</issue><issue-title xml:lang="en"/><issue-title xml:lang="ru"/><fpage>809</fpage><lpage>815</lpage><history><date date-type="received" iso-8601-date="2024-05-27"><day>27</day><month>05</month><year>2024</year></date><date date-type="accepted" iso-8601-date="2024-08-09"><day>09</day><month>08</month><year>2024</year></date></history><permissions><copyright-statement xml:lang="en">Copyright ©; 2024, Balde R., Matveeva Z.N., Kaftyreva L.A., Makarova M.A.</copyright-statement><copyright-statement xml:lang="ru">Copyright ©; 2024, Балдэ Р., Матвеева З.Н., Кафтырева Л.А., Макарова М.А.</copyright-statement><copyright-year>2024</copyright-year><copyright-holder xml:lang="en">Balde R., Matveeva Z.N., Kaftyreva L.A., Makarova M.A.</copyright-holder><copyright-holder xml:lang="ru">Балдэ Р., Матвеева З.Н., Кафтырева Л.А., Макарова М.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://iimmun.ru/iimm/article/view/17673">https://iimmun.ru/iimm/article/view/17673</self-uri><abstract xml:lang="en"><p><italic>Background.</italic> The issue of diarrheal diseases remains relevant for modern health care in all countries. Campylobacteriosis is the most common infectious disease with foodborne transmission and poultry meat is a transmission factor. <italic>Materials and methods.</italic> 724 items of faeces sampled from patients with diarrheal syndrome and 283 samples of faeces of chickens raised on private farms and five poultry farms in the province were studied. For bacteriological method were used selective media. Traditional routine tests (cell morphology, cytochrome oxidase, catalase, hydrolysis of sodium hippurate and indoxyl acetate) and MALDI-ToF mass spectrometry was performed for identification. The susceptibility of strains to antibiotics was analysed using the disc-diffusion method. Results were interpreted according to the EUCAST criteria, versions 2019–2022. <italic>Results.</italic> <italic>Campylobacter</italic> spp. was cultured in 65 out of 724 faecal samples from patients with acute diarrhoea, of them 83.08% were identified as <italic>C. jejuni</italic>, and 16.92% as <italic>C. coli</italic>. Of the 237 <italic>Campylobacter</italic> strains from chicken were identified as <italic>C. jejuni</italic> (54.0%), as <italic>C. coli</italic> (46.0%). <italic>Campylobacter</italic> spp. strains from humans were resistant to tetracycline (40.0%), to erythromycin (6.15%), to ciprofloxacin (12.31%). The strains from chickens kept on farms, were resistant to tetracycline in 42.55%, to ciprofloxacin — in 22.70% and to erythromycin — in 11.35%. The strains from chickens kept on private farms were resistant to tetracycline in 4.17%, to ciprofloxacin — in 1.04%, all strains were sensitive to erythromycin. <italic>Conclusion.</italic> Thus, due to the widespread prevalence of <italic>Campylobacter</italic> spp., infectious diseases they cause remain a topical issue. Studying the resistance to antibiotics in <italic>Campylobacter</italic> spp. among poultry could allow to develop new approaches to confirming the significance of their foodborne nature and to improve the national disease prevention system.</p></abstract><trans-abstract xml:lang="ru"><p><italic>Введение.</italic> Проблема диарейных заболеваний остается актуальной для современного здравоохранения всех стран. Кампилобактериоз является наиболее распространенным инфекционным заболеванием, передающимся через пищевые продукты, а мясо птицы — общепризнанный фактор передачи. Цель исследования: оценка распространенности термотолерантных <italic>Campylobacter</italic> spp. в Гвинейской Республике у пациентов с диарейным синдромом и кур при различных типах содержания. <italic>Материалы и методы.</italic> Изучено 724 пробы испражнений пациентов с диарейным синдромом и 283 пробы помета кур, содержащихся в личных хозяйствах и птицефермах. Для бактериологического метода использовали селективные питательные среды. Идентификацию штаммов <italic>Campylobacter</italic> spp. проводили традиционными рутинными тестами (морфология клеток, оксидазный и каталазный тесты, гидролиз гиппурата натрия и индоксилацетата) и методом MALDI-ToF масс-спектрометрией. Чувствительность штаммов к антибиотикам определяли диско-диффузионным методом. Результаты интерпретировали в соответствии с критериями EUCAST версий 2019–2022 гг. <italic>Результаты.</italic> <italic>Campylobacter</italic> spp. был выявлен в 65 из 724 пробах испражнений пациентов с острой диареей, из них 83,08% были идентифицированы как <italic>C. jejuni</italic> и 16,92% — как <italic>C. coli</italic>. Из 237 штаммов <italic>Campylobacter</italic> spp., выделенных из помета кур были идентифицированы <italic>C. jejuni</italic> 54,0% и <italic>C. coli</italic> 46,0%. Кампилобактерии, выделенные от людей были устойчивы к тетрациклину 40,0%, к эритромицину 6,15%, к ципрофлоксацину 12,31%. Штаммы, выделенные от промышленной птицы, были устойчивы к тетрациклину 42,55%, к ципрофлоксацину 22,70% и эритромицину 11,35%. Штаммы, выделенные от домашних кур, характеризовались резистентностью к тетрациклину — 4,17%, к ципрофлоксацину — 1,04%, все штаммы были чувствительны к эритромицину. <italic>Выводы.</italic> В связи с широкой распространенностью <italic>Campylobacter</italic> spp., вызываемые ими инфекционные заболевания остаются актуальной проблемой. Изучение устойчивости к антибиотикам <italic>Campylobacter</italic> spp. среди домашней птицы может позволить разработать новые подходы к подтверждению значимости их как фактора передачи и усовершенствовать национальную систему профилактики кампилобактериоза.</p></trans-abstract><kwd-group xml:lang="en"><kwd>Campylobacter spp.</kwd><kwd>Campylobacter infection</kwd><kwd>Africa</kwd><kwd>foodborne infections</kwd><kwd>poultry farms</kwd><kwd>antibiotic resistance</kwd></kwd-group><kwd-group xml:lang="ru"><kwd>Campylobacter</kwd><kwd>кампилобактериоз</kwd><kwd>Африка</kwd><kwd>инфекции, передающиеся с пищевыми продуктами</kwd><kwd>птицефабрики</kwd><kwd>устойчивость к антибиотикам</kwd></kwd-group><funding-group/></article-meta></front><body></body><back><ref-list><ref id="B1"><label>1.</label><mixed-citation>Bian X., Garber J.M., Cooper K.K., Huynh S., Jones J., Mills M.K., Rafala D., Nasrin D., Kotloff K.L., Parker C.T., Tennant S.M., Miller W.G., Szymanski C.M. 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