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Various benzoic acids (14)C-labelled in para and meta methoxyl groups as well as (O-methyl-(14)C) p-methoxy cinnamic acid were tested for O-demethylation in cell suspension cultures of Phaseolus aureus Roxb. and Glycine max Merr. On the basis of (14)CO2-formation and product analyses the
Oxidative decarbyxylation of p-hydroxybenzoic acids in plant cell suspension cultures is catalyzed by peroxidases. This reaction has been characterized in vivo and in vitro. Decarboxylation of substituted benzoic acids yields monomeric, dimeric and oligomeric benzoquinones. All peroxidases obtained
Dietary polyphenols are antioxidants that can scavenge biological free radicals, and chemoprevent diseases with biological oxidation as their main etiological factor. In this paper, we review our laboratory data vis-ὰ-vis available literature on prostate cancer chemopreventive substances in Nigerian