Antifungal features and properties of chitosan/sandalwood oil Pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application

Abstract A novel composite edible coating film was developed from 0.8% chitosan (CS) and 0.5% sandalwood oil (SEO). Cellulose nanofibers (CNFs) were used as a stabilizer agent of oil-in-water Pickering emulsion. We found four typical groups of CNF level-dependent emulsion stabilization, including (1...

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Autores principales: Ata Aditya Wardana, Arisa Koga, Fumina Tanaka, Fumihiko Tanaka
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Lenguaje:EN
Publicado: Nature Portfolio 2021
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spelling oai:doaj.org-article:b6899b2032c645ee9925b743a0c898a72021-12-02T15:15:40ZAntifungal features and properties of chitosan/sandalwood oil Pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application10.1038/s41598-021-98074-w2045-2322https://doaj.org/article/b6899b2032c645ee9925b743a0c898a72021-09-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-98074-whttps://doaj.org/toc/2045-2322Abstract A novel composite edible coating film was developed from 0.8% chitosan (CS) and 0.5% sandalwood oil (SEO). Cellulose nanofibers (CNFs) were used as a stabilizer agent of oil-in-water Pickering emulsion. We found four typical groups of CNF level-dependent emulsion stabilization, including (1) unstable emulsion in the absence of CNFs; (2) unstable emulsion (0.006–0.21% CNFs); (3) stable emulsion (0.24–0.31% CNFs); and (4) regular emulsion with the addition of surfactant. Confocal laser scanning microscopy was performed to reveal the characteristics of droplet diameter and morphology. Antifungal tests against Botrytis cinerea and Penicillium digitatum, between emulsion coating stabilized with CNFs (CS-SEOpick) and CS or CS-SEO was tested. The effective concentration of CNFs (0.24%) may improve the performance of CS coating and maintain CS-SEO antifungal activity synergistically confirmed with a series of assays (in vitro, in vivo, and membrane integrity changes). The incorporation of CNFs contributed to improve the functional properties of CS and SEO-loaded CS including light transmission at UV and visible light wavelengths and tensile strength. Atomic force microscopy and scanning electron microscopy were employed to characterize the biocompatibility of each coating film formulation. Emulsion-CNF stabilized coating may have potential applications for active coating for fresh fruit commodities.Ata Aditya WardanaArisa KogaFumina TanakaFumihiko TanakaNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-15 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Ata Aditya Wardana
Arisa Koga
Fumina Tanaka
Fumihiko Tanaka
Antifungal features and properties of chitosan/sandalwood oil Pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application
description Abstract A novel composite edible coating film was developed from 0.8% chitosan (CS) and 0.5% sandalwood oil (SEO). Cellulose nanofibers (CNFs) were used as a stabilizer agent of oil-in-water Pickering emulsion. We found four typical groups of CNF level-dependent emulsion stabilization, including (1) unstable emulsion in the absence of CNFs; (2) unstable emulsion (0.006–0.21% CNFs); (3) stable emulsion (0.24–0.31% CNFs); and (4) regular emulsion with the addition of surfactant. Confocal laser scanning microscopy was performed to reveal the characteristics of droplet diameter and morphology. Antifungal tests against Botrytis cinerea and Penicillium digitatum, between emulsion coating stabilized with CNFs (CS-SEOpick) and CS or CS-SEO was tested. The effective concentration of CNFs (0.24%) may improve the performance of CS coating and maintain CS-SEO antifungal activity synergistically confirmed with a series of assays (in vitro, in vivo, and membrane integrity changes). The incorporation of CNFs contributed to improve the functional properties of CS and SEO-loaded CS including light transmission at UV and visible light wavelengths and tensile strength. Atomic force microscopy and scanning electron microscopy were employed to characterize the biocompatibility of each coating film formulation. Emulsion-CNF stabilized coating may have potential applications for active coating for fresh fruit commodities.
format article
author Ata Aditya Wardana
Arisa Koga
Fumina Tanaka
Fumihiko Tanaka
author_facet Ata Aditya Wardana
Arisa Koga
Fumina Tanaka
Fumihiko Tanaka
author_sort Ata Aditya Wardana
title Antifungal features and properties of chitosan/sandalwood oil Pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application
title_short Antifungal features and properties of chitosan/sandalwood oil Pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application
title_full Antifungal features and properties of chitosan/sandalwood oil Pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application
title_fullStr Antifungal features and properties of chitosan/sandalwood oil Pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application
title_full_unstemmed Antifungal features and properties of chitosan/sandalwood oil Pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application
title_sort antifungal features and properties of chitosan/sandalwood oil pickering emulsion coating stabilized by appropriate cellulose nanofiber dosage for fresh fruit application
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/b6899b2032c645ee9925b743a0c898a7
work_keys_str_mv AT ataadityawardana antifungalfeaturesandpropertiesofchitosansandalwoodoilpickeringemulsioncoatingstabilizedbyappropriatecellulosenanofiberdosageforfreshfruitapplication
AT arisakoga antifungalfeaturesandpropertiesofchitosansandalwoodoilpickeringemulsioncoatingstabilizedbyappropriatecellulosenanofiberdosageforfreshfruitapplication
AT fuminatanaka antifungalfeaturesandpropertiesofchitosansandalwoodoilpickeringemulsioncoatingstabilizedbyappropriatecellulosenanofiberdosageforfreshfruitapplication
AT fumihikotanaka antifungalfeaturesandpropertiesofchitosansandalwoodoilpickeringemulsioncoatingstabilizedbyappropriatecellulosenanofiberdosageforfreshfruitapplication
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