Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple

The effects of different concentrations (0.1%, 0.3% and 0.5%, w/v) of lemongrass essential oil incorporated into an alginate-based [sodium alginate 1.29% (w/v), glycerol 1.16% (w/v) and sunflower oil 0.025% (w/v)] edible coating on the respiration rate, physico-chemical properties, and microbiologic...

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Main Authors: Azarakhsh, Nima, Osman, Azizah, Mohd Ghazali, Hasanah, Tan, Chin Ping, Mohd Adzahan, Noranizan
Format: Article
Udgivet: Elsevier 2014
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author Azarakhsh, Nima
Osman, Azizah
Mohd Ghazali, Hasanah
Tan, Chin Ping
Mohd Adzahan, Noranizan
author_facet Azarakhsh, Nima
Osman, Azizah
Mohd Ghazali, Hasanah
Tan, Chin Ping
Mohd Adzahan, Noranizan
author_sort Azarakhsh, Nima
collection UPM
description The effects of different concentrations (0.1%, 0.3% and 0.5%, w/v) of lemongrass essential oil incorporated into an alginate-based [sodium alginate 1.29% (w/v), glycerol 1.16% (w/v) and sunflower oil 0.025% (w/v)] edible coating on the respiration rate, physico-chemical properties, and microbiological and sensory quality of fresh-cut pineapple during 16 days of storage (10 ± 1 °C, 65 ± 10% RH) were evaluated. Coated fresh-cut pineapple without lemongrass and uncoated fresh-cut pineapple were stored under the same conditions and served as the controls. The results show that yeast and mould counts and total plate counts of coated samples containing 0.3 and 0.5% (w/v) lemongrass were significantly (p < 0.05) lower than other samples. However, the incorporation of 0.5% (w/v) lemongrass in coating formulation significantly (p < 0.05) decreased the firmness and sensory scores (taste, texture and overall acceptability) of fresh-cut pineapples. Therefore, the results indicate that an alginate-based edible coating formulation incorporated with 0.3% (w/v) lemongrass has potential to extend the shelf-life and maintain quality of fresh-cut pineapple.
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spelling upm.eprints-343672015-12-10T08:36:25Z http://psasir.upm.edu.my/id/eprint/34367/ Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple Azarakhsh, Nima Osman, Azizah Mohd Ghazali, Hasanah Tan, Chin Ping Mohd Adzahan, Noranizan The effects of different concentrations (0.1%, 0.3% and 0.5%, w/v) of lemongrass essential oil incorporated into an alginate-based [sodium alginate 1.29% (w/v), glycerol 1.16% (w/v) and sunflower oil 0.025% (w/v)] edible coating on the respiration rate, physico-chemical properties, and microbiological and sensory quality of fresh-cut pineapple during 16 days of storage (10 ± 1 °C, 65 ± 10% RH) were evaluated. Coated fresh-cut pineapple without lemongrass and uncoated fresh-cut pineapple were stored under the same conditions and served as the controls. The results show that yeast and mould counts and total plate counts of coated samples containing 0.3 and 0.5% (w/v) lemongrass were significantly (p < 0.05) lower than other samples. However, the incorporation of 0.5% (w/v) lemongrass in coating formulation significantly (p < 0.05) decreased the firmness and sensory scores (taste, texture and overall acceptability) of fresh-cut pineapples. Therefore, the results indicate that an alginate-based edible coating formulation incorporated with 0.3% (w/v) lemongrass has potential to extend the shelf-life and maintain quality of fresh-cut pineapple. Elsevier 2014-02 Article PeerReviewed Azarakhsh, Nima and Osman, Azizah and Mohd Ghazali, Hasanah and Tan, Chin Ping and Mohd Adzahan, Noranizan (2014) Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple. Postharvest Biology and Technology, 88. pp. 1-7. ISSN 0925-5214; ESSN: 1873-2356 10.1016/j.postharvbio.2013.09.004
spellingShingle Azarakhsh, Nima
Osman, Azizah
Mohd Ghazali, Hasanah
Tan, Chin Ping
Mohd Adzahan, Noranizan
Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple
title Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple
title_full Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple
title_fullStr Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple
title_full_unstemmed Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple
title_short Lemongrass essential oil incorporated into alginate-based edible coating for shelf-life extension and quality retention of fresh-cut pineapple
title_sort lemongrass essential oil incorporated into alginate based edible coating for shelf life extension and quality retention of fresh cut pineapple
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AT mohdghazalihasanah lemongrassessentialoilincorporatedintoalginatebasedediblecoatingforshelflifeextensionandqualityretentionoffreshcutpineapple
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