Inhibitory effect of onion extract on cassava leaf ( Manihot esculenta Crantz ) polyphenol oxidase

Abstract

The inhibitory effect of onion extract on cassava leaf polyphenol oxidase was investigated. The polyphenol oxidase from cassava leaves was strongly inhibited by various anti-browning agents such as L-ascorbic acid and L-cysteine. The percentage of inhibition increased with the increased of anti-browning agents concentrations. The addition of heated onion… (More)

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