期刊
HELIYON
卷 6, 期 10, 页码 -出版社
ELSEVIER SCI LTD
DOI: 10.1016/j.heliyon.2020.e05174
关键词
Plant biology; Toxicology; Bioactive plant product; Mycology; Secondary metabolite; Flavonoid; Chromatography; Spectroscopy; Tessaria dodoneifolia; Antifungal activity; Candida albicans; Synergistic effect; Toxicity assays
资金
- Secretaria de Ciencia, Arte e Innovacion Tecnologica of Universidad Nacional de Tucuman [26D535, D647/2]
- Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET
- Buenos Aires, Argentina) [PIP761]
- Agencia Nacional de Promocion Cientifica y Tecnologica (ANPCyT
- Buenos Aires, Argentina)) [3152]
Tessaria dodoneifolia [Asteraceae] is traditionally employed in Northwestern Argentina for fungal infections treatment. We report the antifungal activity guided isolation and identification of substances from aerial parts of this species, both individually and in combination with fluconazole (FLU), against Candida albicans strains. Two antifungal flavanones were identified as naringenin (NAR) and pinocembrin (PIN). These compounds could individually inhibit the growth of C. albicans strains. Combinations of NAR and PIN with FLU were synergistic against the FLU resistant and sensitive C. albicans strains. Genotoxic and cytotoxic evaluations were also performed. NAR, PIN and their combinations with FLU did not have a genotoxic effect on Bacillus subtilis rec strains. Finally, these compounds did not show cytotoxicity at concentrations below 80 mu g/mL.
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