This study was aimed at investigating the phytochemical constituents, antifungal properties and antibiotic-modifying activity of the aqueous crude extract and fractions of seeds (CEFAC). The CEFAC were chemically characterized by LC-MS/MS-QTOF. In addition, the antifungal activity was assayed by the microdilution method against strains of . The phytochemical profile of CEFAC exhibited phenolic compounds, organic acids, and polyphenols. The results of the assessment of antifungal activity reveled an IC ranging from 45.6 to 2048 µg/mL. Interestingly, when CEFAC was associated with Fluconazole, we evidenced a decreased IC (1.81-11.9 µg/mL), suggesting a synergism with antibiotic. It was possible to identify in the crude extract and fractions several phenolic compounds, organic acids, and some polyphenols in positive ionization mode. These results suggest that CEFAC may present compounds with the ability to interact and act synergistically with antimicrobial drugs, highlighting its potential as an alternative source for the development of new antimicrobial agents.
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http://dx.doi.org/10.1007/s13205-020-02551-4 | DOI Listing |
Nat Prod Res
January 2025
Department of Medical Microbiology, Faculty of Medicine, Erciyes University, Kayseri, Turkey.
Drone larvae (DL) has many biological activities thanks to the bioactive components it contains, but there are very few studies on its antimicrobial activity. The aim of this research was to determine the antifungal activity of DL (raw and lyophilised) water and ethanol extracts against fluconazole (FLU) sensitive and resistant yeast strains. The 87 fungal strains obtained from clinical samples were identified by phenotypic and molecular methods, and broth microdilution test was used for antifungal activity.
View Article and Find Full Text PDFJ Clin Med
January 2025
Department of Internal Medicine, 4th Military Clinical Hospital, 50-981 Wroclaw, Poland.
Fungal periprosthetic joint infections (PJIs) are rare but increasingly recognized complications following total joint arthroplasty (TJA). While remains the most common pathogen, non-albicans species and other fungi, such as , have gained prominence. These infections often present with subtle clinical features and affect patients with significant comorbidities or immunosuppression.
View Article and Find Full Text PDFFoods
December 2024
Department of Food Science, Université Laval, Québec, QC G1V 0A6, Canada.
Porcine blood, a significant byproduct of the pork industry, represents a potential source of antimicrobial peptides (AMPs). AMPs offer a promising alternative to chemical antimicrobials, which can be used as natural preservatives in the food industry. AMPs can exhibit both antibacterial and/or antifungal properties, thus improving food safety and addressing the growing concern of antibiotic and antifungal resistance.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
Faculty of Chemistry and Pharmacy, University of Opole, Oleska 48, 45-052 Opole, Poland.
O-Methyldehydroserine, ΔSer(Me), is a non-standard α,β-dehydroamino acid, which occurs naturally in Cyrmenins with potential pharmaceutical application. The C-terminal part and the side chain of the ΔSer(Me) residue constitute the β-methoxyacrylate unit, responsible for antifungal activity of Cyrmenins. The short model, Ac-ΔSer(Me)-OMe, was analyzed considering the geometrical isomer Z () and E ().
View Article and Find Full Text PDFInt J Mol Sci
January 2025
College of Plant Protection, Henan Agricultural University, Zhengzhou 450046, China.
B-box (BBX) transcription factors play crucial roles in plant growth, development, and defense responses to biotic and abiotic stresses. In this study, we cloned a BBX transcription factor gene, from cucumber and analyzed its role in the plant's defense against the feeding of . is expressed throughout all developmental stages in cucumber, with the highest expression in the leaves.
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