Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Hilde H. Wijngaard"'
Publikováno v:
Food Chemistry. 133:1123-1130
Response Surface Methodology was used to optimise the solid–liquid extraction and Pressurised Liquid Extraction of polyphenols from industrially generated potato peel. Efficiency of extraction was optimised by measuring antioxidant activity, phenol
Publikováno v:
Food Research International. 46:505-513
By-products of plant origin represent an abundant source of bioactive compounds. However, to exploit these resources commercially relevant strategies for their extraction must be developed. This review focuses on the extraction of bioactive compounds
Publikováno v:
Innovative Food Science & Emerging Technologies. 12:85-92
The effects of combined pressure/temperature treatments (200, 400 and 600 MPa, at 20 and 40 °C) on the physical and nutritional properties of swede roots (Brassica napus var. napobrassica) were assessed. Changes induced by high pressure processing (
Publikováno v:
Food Chemistry. 119:770-778
This study examined the polyphenol composition and antioxidant properties of methanolic extracts from amaranth, quinoa, buckwheat and wheat, and evaluated how these properties were affected following two types of processing: sprouting and baking. The
Autor:
Nigel P. Brunton, Hilde H. Wijngaard
Publikováno v:
Journal of Food Engineering. 96:134-140
Response surface methodology using two food grade solvents, acetone and ethanol, was used to optimise antioxidant extraction from industrially generated apple pomace. Efficiency of extraction was optimised by measuring antioxidant activity, phenol co
Publikováno v:
Journal of Agricultural and Food Chemistry. 58:1609-1614
In this study, the polyphenolic composition of skin-on apple wedges from ten cultivars was examined during chill storage and over two growing seasons. Individual polyphenol compounds were measured using HPLC resulting in the total polyphenolic index
A survey of Irish fruit and vegetable waste and by-products as a source of polyphenolic antioxidants
Publikováno v:
Food Chemistry. 116:202-207
In this study, fruit and vegetable by-product and waste sources in Ireland were tested for their antioxidant activity and polyphenol content. The highest levels of antioxidants measured by both ferric reducing antioxidant power (FRAP) and diphenyl-pi
Publikováno v:
Journal of the Institute of Brewing. 113:34-41
The structures of buckwheat and barley were observed by Scanning Electron Microscopy (SEM) and Confocal Scanning Laser Microscopy (CSLM) throughout the malting process. SEM and CSLM have different merits when studying grains and seeds. SEM can be use
Publikováno v:
Journal of the American Society of Brewing Chemists. 64:214-221
Common buckwheat (Fagopyrum esculentum) was germinated for different times and buckwheat malt quality was assessed. Deculming losses increased up to a germination time of five days because of an in...
Publikováno v:
Journal of the American Society of Brewing Chemists. 64:187-194
Buckwheat is a novel ingredient in malting and brewing, and therefore, requires optimization of the malting and brewing processes. In this study, three temperature regimens, 48 hr at 40°C (KR1), 5 hr at 40°C + 11 hr at 50°C (KR2), and 5 hr at 40°