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Now showing items 11-15 of 15
Biological properties of selected flavonoids of rooibos (Aspalathus linearis)
(University of the Western Cape, 2007)
Bioactivity-guided fractionation was used to identify the most potent antioxidant and antimutagenic fractions contained in the methanol extract of unfermented rooibos (Aspalathus linearis), as well as the bioactive principles ...
Use of antioxidant activity and flavonoid levels to assess the quality of commercially available solid dose Sutherlandia frutescens products
(University of the Western Cape, 2010)
The overall aims of this project were to assess the pharmaceutical quality and consistency of commercially available solid dose Sutherlandia frutescens containing products (viz. tablets & capsules) by exploring the use of ...
Aspects of the gastrointestinal uptake and metabolism of luteolin derivatives from Artemisia afra aqueous extract (preclinical)
(University of the Western Cape, 2011)
The aim of this study was to investigate the effect the plant matrix and the structure of the flavonoid (i.e. whether aglycone or glycoside) may have on the gastrointestinal uptake and metabolism of luteolin derivatives ...
Comparison of flavonoid profile and respiratory smooth muscle relaxant effects of Artemisia afra versus Leonotis leonurus
(University of the Western Cape, 2015)
Leonotis leonurus (L. leonurus) and Artemisia afra (A. afra) are two of the most commonly used medicinal plants in South Africa traditionally advocated for use in asthma. However, proper scientific studies to validate these ...
Spectroelectrochemical determination of the antioxidant properties of carpobrotus mellei and carpobrotus quadrifidus natural products
(University of the Western Cape, 2009)
South African Carpobrotus species have been found to contain hydrolysable tannins, various tlavonoids e.g. rutin and hyperoside, phytosterols and aromatic acids which have a diverse range of pharmacological properties ...