Казанский (Приволжский) федеральный университет, КФУ
КАЗАНСКИЙ
ФЕДЕРАЛЬНЫЙ УНИВЕРСИТЕТ
 
INDUCED EXPRESSION OF CYP51A AND HK1 GENES ASSOCIATED WITH PENCONAZOLE AND FLUDIOXONIL RESISTANCE IN THE POTATO PATHOGEN FUSARIUM OXYSPORUM
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2023
Языканглийский
  • Костенникова Зарина Сирожидиновна, автор
  • Лутфуллин Марат Тафкилевич, автор
  • Лутфуллина Гузель Фанисовна, автор
  • Марданова Айслу Миркасымовна, автор
  • Afordoanyi Daniel M., автор
  • Akosah A. Yaw, автор
  • Вологин Семен Германович, автор
  • Библиографическое описание на языке оригинала Akosah, Y. A., Kostennikova, Z. S., Lutfullin, M. T., Lutfullina, G. F., Afordoanyi, D. M., Vologin, S. G., & Mardanova, A. M. (2023). Induced Expression of CYP51a and HK1 Genes Associated with Penconazole and Fludioxonil Resistance in the Potato Pathogen Fusarium oxysporum. Microorganisms, 11(5), 1257. https://doi.org/10.3390/microorganisms11051257
    Аннотация Preventing antifungal resistance development and identifying pathogens with high, medium, and low risk of resistance development to a particular fungicide or fungicide class is crucial in the fight against phytopathogens. We characterized the sensitivity of potato wilt-associated Fusarium oxysporum isolates to fludioxonil and penconazole and assessed the effect of these fungicides on the expression of fungal sterol-14-α-demethylase (CYP51a) and histidine kinase (HK1) genes. Penconazole stunted the growth of F. oxysporum strains at all concentrations used. While all isolates were susceptible to this fungicide, concentrations of up to 1.0 μg/mL were insufficient to cause a 50% inhibition. At low concentrations (0.63 and 1.25 μg/mL), fludioxonil stimulated growth in F. oxysporum. With an increase in the concentration of fludioxonil, only one strain (F. oxysporum S95) exhibited moderate sensitivity to the fungicide. Interaction of F. oxysporum with penconazole and fludioxonil leads to respective elevated expressions of the CYP51a and HK1 genes, which upsurge with increasing concentration of the fungicides. The data obtained indicate that fludioxonil may no longer be suitable for potato protection and its continuous use could only lead to an increased resistance with time.
    Ключевые слова CYP51; Fusarium; Solanum tuberosum L.; dry rot; fludioxonil; histidine kinase; penconazole; wilt.
    Название журнала Microorganisms
    URL https://doi.org/10.3390/microorganisms11051257
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