Valorization of sage extracts (Salvia officinalis L.) obtained by high voltage electrical discharges: Process control and antioxidant properties (CROSBI ID 272901)
Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija
Podaci o odgovornosti
Nutrizio, Marinela ; Gajdoš Kljusurić, Jasenka ; Badanjak Sabolović, Marija ; Bursać Kovačević, Danijela ; Šupljika, Filip ; Putnik, Predrag ; Semenčić Čakić, Mojca ; Dubrović, Igor ; Vrsaljko, Domagoj ; Maltar-Strmečki, Nadica ; Režek Jambrak, Anet
engleski
Valorization of sage extracts (Salvia officinalis L.) obtained by high voltage electrical discharges: Process control and antioxidant properties
Study explored high voltage electrical discharge (HVED) for recovery of bioactive compounds from Dalmatian sage. HVED parameters were: treatment time (3, 9 min), ethanol content (0, 25, 50%, v/v), voltage for argon (15, 20 kV) and nitrogen (20, 25 kV). Findings were compared to conventional extraction (CE) with assessment of total phenolic content (TPC), antioxidant activity (EPR), NIR spectroscopy, colorimetric parameters, Fourier-transform infrared spectroscopy (FTIR) and differential scanning calorimetry (DSC). Raw sage was analyzed for pesticide residues and heavy metals. The optimal HVED extraction expressed as TPC 57.21 mg GAE/g was obtained with nitrogen/9 min/25 kV/33% of ethanol. Sage is safe for extraction in terms of pesticide residues and heavy metals. HVED electroporation facilitated the extraction of bioactive compounds and produced extracts with high antioxidant potential, thus confirmed HVED as “green” extraction for sustainable functional food production.
High voltage electrical discharge ; Dalmatian sage ; Green chemistry ; Antioxidant activity ; Sustainability
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Podaci o izdanju
60
2020.
102284
33
objavljeno
1466-8564
1878-5522
10.1016/j.ifset.2019.102284