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Distribution of Flavonols and Enzymes Participating in the Metabolism in Onion Bulbs: Mechanism of Accumulation of Quercetin and Its Glucosides in the Abaxial Epidermis
metabolism of quercetin glucosides onion bulbs quercetin
2009/7/7
Onion bulbs contain quercetin, quercetin 4'-glucoside (Q4'G) and quercetin 3,4'-diglucoside (Q3,4'G), almost all of which are localized in the abaxial epidermis of scales. There is a question of wheth...
Trtametes versicolor Laccase Mediated Oxidation of Flavonoids. Influence of the Hydroxylation Pattern of Ring B of Flavonols
Influence he Hydroxylation
2008/11/26
Several flavonols were chemically transformed upon treatment by Trametes versicolor laccase; the majority of the major oxidation products were isolated (HPLC) as pure compounds and their structures un...