Казанский (Приволжский) федеральный университет, КФУ
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TARGETING PATHOGENIC FUNGI, BACTERIA AND FUNGAL-BACTERIAL BIOFILMS BY NEWLY SYNTHESIZED QUATERNARY AMMONIUM DERIVATIVE OF PYRIDOXINE AND TERBINAFINE WITH DUAL ACTION PROFILE
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2020
Языканглийский
  • Богачев Михаил Игоревич, автор
  • Бондарь Оксана Викторовна, автор
  • Гарипов Марсель Радыикович, автор
  • Каюмов Айрат Рашитович, автор
  • Лайков Александр Владимирович, автор
  • Лисовская Светлана Анатольевна, автор
  • Романова Юлия Джафаровна, автор
  • Сабирова Алина Эльбрусовна, автор
  • Штырлин Никита Валерьевич, автор
  • Штырлин Юрий Григорьевич, автор
  • Библиографическое описание на языке оригинала Garipov M.R. Targeting pathogenic fungi, bacteria and fungal-bacterial biofilms by newly synthesized quaternary ammonium derivative of pyridoxine and terbinafine with dual action profile / M.R. Garipov, A.E. Sabirova, R.S. Pavelyev, N.V. Shtyrlin, S.A. Lisovskaya, O.V. Bondar, A.V. Laikov, Ju.G. Romanova, M.I. Bogachev, A.R. Kayumov, Yu.G. Shtyrlin // Bioorganic Chemistry. – 2020. – V.104. – 104306.
    Аннотация Many pathogenic bacteria and microscopic fungi form rigid polymicrobial biofilms this way enhancing their resistant to treatment. A series of novel pyridoxine-based quaternary ammonium derivatives of terbinafine characterized by both antifungal and antibacterial activities was designed. The leading compound named KFU-127 exhibits promising antifungal and antibacterial activities against various bacteria and micromycetes in both planktonic and biofilm-embedded forms demonstrating MIC values comparable with those of conventional antifungals and antimicrobials. Similar to other antiseptics like benzalkonium chloride and miramistin, KFU-127 is considerably toxic for eukaryotic cells that limits is application to topical treatment options. On the other hand, KFU-127 reduces the number of viable biofilm-embedded bacteria and C. albicans by 3 orders of magnitude at concentrations 2–4 times lower than those of reference drugs and successfully eradicates S. aureus-C. albicans mixed biofilms. The mechanism of antimicrobial action of KFU-127 is bimodal including both membrane integrity damage and pyridoxal-dependent enzymes targeting. We expect that this bilateral mechanism would result in lower rates of resistance development in both fungal and bacterial pathogens. Taken together, our data suggest KFU-127 as a new promising broad spectrum topical antimicrobial capable of one-shot targeting of bacterial and fungal-bacterial biofilms.
    Ключевые слова Antifungals Antimicrobials Quaternary ammonium compounds (QAC) Terbinafine Pyridoxine Biofilms
    Название журнала Bioorganic Chemistry
    URL https://www.sciencedirect.com/science/article/pii/S0045206820316047?via%3Dihub
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