2. Methodology......................................................... 2.1. Inhibition Assays..........................................
....... 2.2. Reduction Assays................................................. 2.3. Hydrophobic …

This paper reviews the results of the intense experimental and theoretical studies on the
influence of selected metals on the electronic system of biologically important molecules …

The bio-accessibility (the release of compounds from solid food matrices) of grape
polyphenols using an in vitro model simulating gastro-intestinal conditions has been …

Specialty sorghums, their brans, and baked and extruded products were analyzed for
antioxidant activity using three methods: oxygen radical absorbance capacity (ORAC), 2, 2 ' …

Observations on the applicability of the ABTS•+ assay to define structure− activity
relationships (SARs) among phenols (AH) were based on experimental data and theoretical …

Four spectrophotometric methods of determination of antioxidant capacity: a method based
on the scavenging of the 1, 1-diphenyl-2-picrylhydrazyl (DPPH) free radical, the''ferric …

The effect of the pH on antioxidant properties of a series of hydroxyflavones was
investigated. The pKa of the individual hydroxyl moieties in the hydroxyflavones was …

Benzoates are a class of natural products containing compounds of industrial and strategic
importance. In plants, the compounds exist in free form and as conjugates to a wide range of …

In the present study, the pH-dependent free radical-scavenging activity of betanin in the
Trolox equivalent antioxidant capacity (TEAC) assay was determined. It was found that at a …

Background Several plants traditionally used in treatment of a variety of infections in South
Africa are reported in ethnobotanical surveys. Many of these plants including Ziziphus …