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Effect of microwave blanching on antioxidant activity, phenolic compounds and browning behaviour of some fruit peelings.

IR@CFTRI: CSIR-Central Food Technological Research Institute, Mysore

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Relation http://ir.cftri.com/14231/
https://doi.org/10.1016/j.foodchem.2019.125308
 
Title Effect of microwave blanching on antioxidant activity, phenolic compounds and browning behaviour of some fruit peelings.
 
Creator Dibanda, Romelle Feumba
Akdowa, Emmanuel Panyoo
Ashwini Rani, P.
 
Subject 24 Fruits
02 Drying and Dehydration
 
Description Fruitpeelingsareincreasingly beingusedasingredients fortheformulationoffunctionalfoods. Inthisstudy, the antioxidant activity and browning behaviour of free and bound phenolic fractions of mango, apple, orange and banana peelings microwave-blanched at 720W for 1, 3 and 5min were determined. The fractions were equally analyzed for their phenolic content and composition. Generally, increased microwave blanching was accompanied by a significant increase of total phenolics content in free and bound fractions. Increased antioxidant activities at 3 and 5min of blanching varied with the type of fruit peelings. Browning rates decreased with microwave blanching time except in the case of apple peelings. Epicatechin, ferulic acid, caffeic acid, rosmarinic acid, p-coumaric acid and gallic acid were identified in fruit peelings. Generally, microwave blanching for 3 or 5min was found to preserve antioxidant activities and reduce the browning rate.
 
Date 2020
 
Type Article
PeerReviewed
 
Format pdf
 
Language en
 
Identifier http://ir.cftri.com/14231/1/Food%20Chemistry%20302%20%282020%29%20125308.pdf
Dibanda, Romelle Feumba and Akdowa, Emmanuel Panyoo and Ashwini Rani, P. (2020) Effect of microwave blanching on antioxidant activity, phenolic compounds and browning behaviour of some fruit peelings. Food Chemistry, 302. pp. 1-7. ISSN 0308-8146