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Profiling and optimized extraction of bioactive polyphenolic compounds from young, red-fleshed apple using eco-friendly deep eutectic solvents.
Yu, Long; Jovcevski, Blagojce; Pukala, Tara L; Bulone, Vincent.
Afiliación
  • Yu L; School of Agriculture, Food and Wine, Waite Campus, The University of Adelaide, Glen Osmond, South Australia 5064, Australia. Electronic address: long.yu@flinders.edu.au.
  • Jovcevski B; School of Agriculture, Food and Wine, Waite Campus, The University of Adelaide, Glen Osmond, South Australia 5064, Australia; Department of Chemistry, School of Physical Sciences, North Terrace Campus, The University of Adelaide, Adelaide, South Australia, 5005, Australia.
  • Pukala TL; Department of Chemistry, School of Physical Sciences, North Terrace Campus, The University of Adelaide, Adelaide, South Australia, 5005, Australia.
  • Bulone V; School of Agriculture, Food and Wine, Waite Campus, The University of Adelaide, Glen Osmond, South Australia 5064, Australia. Electronic address: vincent.bulone@flinders.edu.au.
Food Res Int ; 187: 114334, 2024 Jul.
Article en En | MEDLINE | ID: mdl-38763634
ABSTRACT
Red-fleshed apple cultivars with an enhanced content of polyphenolic compounds have attracted increasing interest due to their promising health benefits. Here, we have analysed the polyphenolic content of young, red-fleshed apples (RFA) and optimised extraction conditions of phenolics by utilising natural deep eutectic solvents (NDES). We also compare the antioxidant, neuroprotective and antimicrobial activities of NDES- and methanol-extracted phenolics from young RFA. High-performance liquid chromatography coupled to high-resolution mass spectrometry (HPLC-HRMS) was used for phenolics identification and quantification. Besides young RFA, ripe red-fleshed, young and ripe white-fleshed apples were analysed, revealing that young RFA possess the highest phenolic content (2078.4 ± 4.0 mg gallic acid equivalent/100 g), and that ripe white-fleshed apples contain the least amount of phenolics (545.0 ± 32.0 mg gallic acid equivalent/100 g). The NDES choline chloride-glycerol containing 40 % w/w H2O gave similar yields at 40 °C as methanol. In addition, the polyphenolics profile, and bioactivities of the NDES extract from young RFA were comparable that of methanol extracts. Altogether, our data show that NDES extracts of young RFA are a promising source of bioactive polyphenolics with potential applications in diverse sectors, e.g., for functional food production, smart material engineering and natural therapies.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Malus / Polifenoles / Frutas / Disolventes Eutécticos Profundos / Antioxidantes Idioma: En Revista: Food Res Int Año: 2024 Tipo del documento: Article Pais de publicación: Canadá

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Malus / Polifenoles / Frutas / Disolventes Eutécticos Profundos / Antioxidantes Idioma: En Revista: Food Res Int Año: 2024 Tipo del documento: Article Pais de publicación: Canadá