a new and sensitive spectrophotometric assay has been developed to study and to characterize kinetically the oxidation of 4-hydroxystilbene ( an analogue of the putative viniferin precursor , trans-resveratrol , directly involved in the resistance mechanism of the grapevine to fungal diseases ) by peroxidase-h2o2 systems .
C0030011
oxidation
C0027021
peroxidase