Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya

This study examined the potential of incorporating stearic acid in starch-based edible coating formulations in order to increase the quality and shelf-life of fresh-cut papaya (“Sekaki” variety). Glycerol was employed as plasticizer and stearic acid was incorporated in proportions of; 0 %, 1%, 2%, a...

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Main Authors: Kathiresan, Shivania, Olaniyi, Lasekan Olusegun
Format: Article
Language:English
Published: Taylor & Francis 2019
Online Access:http://psasir.upm.edu.my/id/eprint/79514/
http://psasir.upm.edu.my/id/eprint/79514/1/Effects%20of%20glycerol%20and%20stearic%20acid%20on%20the%20performance%20of%20chickpea%20starch-based%20coatings%20applied%20to%20fresh-cut%20papaya.pdf
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author Kathiresan, Shivania
Olaniyi, Lasekan Olusegun
author_facet Kathiresan, Shivania
Olaniyi, Lasekan Olusegun
author_sort Kathiresan, Shivania
building UPM Institutional Repository
collection Online Access
description This study examined the potential of incorporating stearic acid in starch-based edible coating formulations in order to increase the quality and shelf-life of fresh-cut papaya (“Sekaki” variety). Glycerol was employed as plasticizer and stearic acid was incorporated in proportions of; 0 %, 1%, 2%, and 3% (w/w). Film with 30% glycerol, 1% stearic acid, 5 g of starch, and 5% aloe Vera was chosen because it had low film solubility and water vapour permeability (29.54 ± 0.21, 2.99 ± 0.21), respectively. Furthermore, this film had slightly darker L* value (78.19 ± 1.21) which is an advantage because it will be able to reduce the loss of ascorbic acid (AA) which is sensitive to light and acceptable level of mechanical property The properties of the fresh-cut papayas were analysed during 12 days of storage at 10°C. The results obtained showed that the edible coating (i.e. film with 30% glycerol, 1% stearic acid, 5 g of starch, and 5% aloe Vera) significantly improved the physiochemical properties of fresh-cut papaya in terms of reduced weight loss, better firmness, better colour retention, and a slight decrease in AA content during storage. Furthermore, the microbial analysis showed that, the coating was able to extend the shelf life of fresh-cut papaya up to 12 days at refrigerated conditions.
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spelling upm-795142021-05-29T00:30:47Z http://psasir.upm.edu.my/id/eprint/79514/ Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya Kathiresan, Shivania Olaniyi, Lasekan Olusegun This study examined the potential of incorporating stearic acid in starch-based edible coating formulations in order to increase the quality and shelf-life of fresh-cut papaya (“Sekaki” variety). Glycerol was employed as plasticizer and stearic acid was incorporated in proportions of; 0 %, 1%, 2%, and 3% (w/w). Film with 30% glycerol, 1% stearic acid, 5 g of starch, and 5% aloe Vera was chosen because it had low film solubility and water vapour permeability (29.54 ± 0.21, 2.99 ± 0.21), respectively. Furthermore, this film had slightly darker L* value (78.19 ± 1.21) which is an advantage because it will be able to reduce the loss of ascorbic acid (AA) which is sensitive to light and acceptable level of mechanical property The properties of the fresh-cut papayas were analysed during 12 days of storage at 10°C. The results obtained showed that the edible coating (i.e. film with 30% glycerol, 1% stearic acid, 5 g of starch, and 5% aloe Vera) significantly improved the physiochemical properties of fresh-cut papaya in terms of reduced weight loss, better firmness, better colour retention, and a slight decrease in AA content during storage. Furthermore, the microbial analysis showed that, the coating was able to extend the shelf life of fresh-cut papaya up to 12 days at refrigerated conditions. Taylor & Francis 2019 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/79514/1/Effects%20of%20glycerol%20and%20stearic%20acid%20on%20the%20performance%20of%20chickpea%20starch-based%20coatings%20applied%20to%20fresh-cut%20papaya.pdf Kathiresan, Shivania and Olaniyi, Lasekan Olusegun (2019) Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya. CyTA-Journal of Food, 17 (1). pp. 365-374. ISSN 1947-6337; ESSN: 1947-6345 https://www.tandfonline.com/doi/full/10.1080/19476337.2019.1585959 10.1080/19476337.2019.1585959
spellingShingle Kathiresan, Shivania
Olaniyi, Lasekan Olusegun
Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya
title Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya
title_full Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya
title_fullStr Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya
title_full_unstemmed Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya
title_short Effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya
title_sort effect of glycerol and stearic acid on the performance of chickpea starch-based coatings applied to fresh-cut papaya
url http://psasir.upm.edu.my/id/eprint/79514/
http://psasir.upm.edu.my/id/eprint/79514/
http://psasir.upm.edu.my/id/eprint/79514/
http://psasir.upm.edu.my/id/eprint/79514/1/Effects%20of%20glycerol%20and%20stearic%20acid%20on%20the%20performance%20of%20chickpea%20starch-based%20coatings%20applied%20to%20fresh-cut%20papaya.pdf