Turquía
En este estudio se determinaron las propiedades fisicoquímicas, funcionales y antimicrobianas del aceite de semilla de pimiento (ASP). El ASP se sometió a análisis de calorimetría diferencial de barrido (DSC), composición en ácidos grasos, carotenoides, capsaicina y tocoferoles. LC-ESI-MS / MS y RMN se usaron para caracterizar y cuantificar fitoquímicos. El resveratrol, la luteolina y el ácido 4-hidroxicinámico fueron los principales compuestos fenólicos en el ASP. Una alta concentración de ácidos grasos insaturados (85,3%), especialmente ácido linoleico (73,7%) están presentes en el ASP. Se determinaron capsaicina, dihidrocapsaicina, α-tocoferol, δ-tocoferol, zeaxantina y capsantina en el ASP en concentraciones de 762.92, 725.73, 62.40, 643.23, 29.51, 16.83 ppm, respectivamente. ASP mostró actividad inhibitoria contra la α-glucosidasa en lugar de la α-amilasa. La actividad antimicrobiana de ASP se probó contra Escherichia coli, Staphylococcus aureus subsp. aureus, Aspergillus brasiliensis y Candida albicans. El potencial antimicrobiano de ASP se expresó como concentración inhibitoria mínima (MIC), concentración bactericida mínima (MBC) y diámetro de la zona de inhibición (IZ). Los contenidos de ácidos grasos insaturados, capsaicina, carotenoide, tocoferol, resveratrol; las actividades antioxidantes, inhibidoras de la α-glucosidasa y antimicrobianas del ASP indicaron su valor nutritivo y la naturaleza promotora de la salud y el bienestar humano.
In this study, the physicochemical, functional, and antimicrobial properties of pepper seed oil (PSO) were determined. PSO was subjected to differential scanning calorimeter (DSC), fatty acid composition, carotenoid, capsaicin, and tocopherol analyses. LC-ESI-MS/MS and NMR were used to characterize and quantify phytochemicals. Resveratrol, luteolin, and 4-hydroxycinnamic acid were the principal phenolics in PSO. A high concentration of unsaturated fatty acids (85.3%), especially linoleic acid (73.7%) is present in PSO. Capsaicin, dihydrocapsaicin, α-tocopherol, δ-tocopherol, zeaxanthin, and capsanthin were determined in PSO at concentrations of 762.92, 725.73, 62.40, 643.23, 29.51, 16.83 ppm, respectively. PSO displayed inhibitory activity against α-glucosidase rather than α-amylase. The antimicrobial activity of PSO was tested against Escherichia coli, Staphylococcus aureus subsp. aureus, Aspergillus brasiliensis and Candida albicans. The antimicrobial potential of PSO was expressed as minimum inhibitory concentration (MIC), minimum bactericidal concentration (MBC) and inhibition zone (IZ) diameter. Polyunsaturated fatty acid, capsaicin, carotenoid, tocopherol, resveratrol contents; the antioxidant, α-glucosidase inhibitory and antimicrobial activities of PSO indicated its nutritional value and health promoting nature for the well-being of humans.
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