Browsing Research Articles (Food Science) by Title
Now showing items 22-33 of 33
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Maceration before and during fermentation : effect on pinotage wine phenolic composition, total antioxidant capacity and objective colour parameters
(South African Society for Enology and Viticulture, 2006)Low-temperature maceration treatments (1, 2 and 4 days at 10 and 15°C) before fermentation and juice/skin mixing treatments (punching-down, pumping-over and rotor action every hour and every 3 hours) during fermentation ... -
Near infrared (NIR) hyperspectral imaging and multivariate image analysis to study growth characteristics and differences between species and strains of members of the genus fusarium
(SpringerLink, 2012-08)Near-infrared (NIR) hyperspectral imaging was used to study three strains of each of three Fusarium spp. (Fusarium subglutinans, Fusarium proliferatum and Fusarium verticillioides) inoculated on potato dextrose agar ... -
Nutraceutical value of yellow- and red-fleshed South African plums (prunus salicina lindl.) : evaluation of total antioxidant capacity and phenolic composition
(MDPI, 2014)Ten South African plum cultivars and selections, including yellow- and redfleshed plums from two harvest seasons were evaluated in terms of nutraceutical value (phenolic composition, total polyphenol content (TPC) and total ... -
Oxidative stability of blesbok, springbok and fallow deer droëwors with added rooibos extract
(Academy of Science of South Africa, 2015)The addition of rooibos extract (RBE) (0%, 0.25%, 0.50%, 1.0% RBE) to improve the oxidative stability of blesbok, springbok and fallow deer droëwors (dried sausage) was studied. RBE treatments had no effects (p>0.05) on ... -
PCR and DGGE detection limits for wine spoilage microbes
(SASEV, 2010-01)In this study the culture-independent technique, polymerase chain reaction (PCR)-denaturing gradient gel electrophoresis (DGGE), was investigated for the early detection and identification of possible spoilage microbes in ... -
Phytoestrogenic potential of Cyclopia extracts and polyphenols
(Georg Thieme Verlag, 2013-05)Cyclopia Vent. species, commonly known as honeybush, are endemic to Southern Africa. The plant is traditionally used as an herbal tea but several health benefits have recently been recorded. This minireview presents an ... -
Processing of South African biltong – a review
(South African Society for Animal Science, 2017-09-16)South Africa has been producing biltong for many years and its popularity is increasing locally and internationally. Biltong is commonly grouped with other dried meat products from around the world, but with its unique ... -
The relationship between agricultural biodiversity, dietary diversity, household food security, and stunting of children in rural Kenya
(Wiley Open Access, 2017)The study was to determine the role of Dietary diversity (DD), household food security (HFS), and agricultural biodiversity (AB) on stunted growth in children. Two cross‐sectional studies were undertaken 6 months apart. ... -
Short-term and sub-chronic dietary exposure to aspalathin-enriched green rooibos (Aspalathus linearis) extract affects rat liver function and antioxidant status
(MDPI, 2015-12-18)An aspalathin-enriched green rooibos (Aspalathus linearis) extract (GRE) was fed to male Fischer rats in two independent studies for 28 and 90 days. The average dietary total polyphenol (TP) intake was 75.6 and 62.7 mg ... -
South African herbal teas : Aspalathus linearis, Cyclopia spp. and Athrixia phylicoides - a review
(Elsevier, 2008-10)Rooibos (Aspalathus linearis (Brum.f) Dahlg.) and honeybush (Cyclopia Vent. species) are popular indigenous South African herbal teas enjoyed for their taste and aroma. Traditional medicinal uses of rooibos in South ... -
Southern African indigenous fruits and their byproducts : prospects as food antioxidants
(Elsevier, 2020)The discourse regarding plant-based preservatives for food application has generally revolved around extracts from commercial fruits, vegetables, herbs and spices with indigenous fruits (IFs) on the periphery, with little ... -
Value of antioxidant capacity as relevant assessment tool for “health benefits” of fruit - understated or inflated?
(MedPharm Publications, 2016)Consumption of fruit and vegetables is considered to be an inherent part of a healthy diet, but more so since plant antioxidants, and in particular polyphenols, have been linked through in vivo and epidemiological studies ...
