Functional Coatings in Postharvest Fruit and Vegetables

A special issue of Coatings (ISSN 2079-6412). This special issue belongs to the section "Coatings for Food Technology and System".

Deadline for manuscript submissions: 30 July 2024 | Viewed by 1388

Special Issue Editors


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Guest Editor
Department of Food Technology, EPSO, CIAGRO - University Miguel Hernández, Ctra. Beniel Km. 3.2, 03312 Orihuela, Alicante, Spain
Interests: post-harvest; fruit and vegetables; ripening; maturation; food quality; antioxidant; packaging; refrigeration; modified atmosphere packaging; edible coating; elicitor; aloe gel

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Guest Editor
Applied Biology Department, Escuela Politécnica Superior de Orihuela, University Miguel Hernández, Ctra. Beniel Km. 3.2, 03312 Orihuela, Alicante, Spain
Interests: post-harvest technologies to maintain fruit quality (edible coating); physiology of maturation and senescence of fruit and vegetables; characterization and quantification of phytochemical in plant tissues

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Guest Editor
Postharvest Research Group of Fruit and Vegetables, Agro-Food and Agro-Environmental Research and Innovation Center (CIAGRO-UMH), University Miguel Hernández, Ctra. Beniel Km. 3.2, 03312 Orihuela, Spain
Interests: fruit and vegetables; aloe gel; antioxidants; post-harvest; ripening; storage; quality; food safety; crop production

Special Issue Information

Dear Colleagues,

In recent years, edible coatings have become a highly relevant area of research in post-harvest. Safe alternatives have been developed using natural polymers and new active materials. Edible coatings have transitioned from being a means of protecting food from external biotic and abiotic agents to playing a more significant role in interacting with fruits and vegetables. They control the metabolic processes of ripening and senescence, thereby better preserving their quality and shelf life, reducing food waste, and being more environmentally friendly and safe.

It is currently understood that the polymeric matrix of the coating itself or the compounds included, such as polyphenols, essential oils, peptides, nanoparticles, etc., interact with whole fruit, vegetables and fresh cuts, controlling physiological processes, the appearance of spoilage and pathogenic microorganisms, helping to improve the organoleptic, nutritional, and functional properties. Encapsulation techniques or nanoemulsions have allowed these active materials to be incorporated into the polymeric matrices for more efficient and prolonged effects.

This Special Issue, "Functional Coatings in Postharvest Fruit and Vegetables", provides a great opportunity to gather the latest advances (original research and critical reviews) on edible coatings and the incorporation of functional compounds as potential applications in the post-harvest process.

The topics of interest include, but are not limited to, the following:

  • Effects of coatings on the metabolism of fruit and vegetable ripening, and senescence.
  • Interaction of functional edible coatings with microorganisms, causing decay in fruits and vegetables.
  • Control of pathogenic microorganisms causing diseases from vegetable consumption.
  • Analysis of the physical properties of functional edible coatings. Plant–coating–atmosphere compatibility and interaction.
  • Control of physiological disorders (chilling injuries) in fruits and vegetables.
  • Preservation of the organoleptic and nutritional quality of vegetables.
  • Enhancement of functional properties in vegetables beneficial to health.
  • In vitro and in vivo studies of functional active materials as possible ingredients in edible coatings.
  • Use of plant extracts as functional ingredients in edible coatings.
  • Techniques for applying edible coatings on fruits and vegetables.
  • Studies on the encapsulation and nanoemulsions of active materials.

Prof. Dr. Domingo Martínez-Romero
Dr. Huertas María Díaz-Mula
Prof. Dr. Juan Miguel Valverde
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Coatings is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • shelf-life
  • eco-friendly
  • quality food
  • safety
  • antimicrobial
  • functional coatings
  • biopolymers
  • encapsulation
  • postharvest

Published Papers (2 papers)

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Research

18 pages, 5033 KiB  
Article
Development of Chitosan-Based Films Incorporated with Chestnut Flower Essential Oil That Possess Good Anti-Ultraviolet Radiation and Antibacterial Effects for Banana Storage
by Yanfei Liu, Jingyuan Zhang, Fei Peng, Kui Niu, Wenlong Hou, Bin Du and Yuedong Yang
Coatings 2024, 14(5), 548; https://doi.org/10.3390/coatings14050548 - 27 Apr 2024
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Abstract
New and valuable packaging materials, with high biocompatibility and biodegradability, have garnered attention in recent years. The aim of this study was to investigate the physicochemical characterization and biological activities of chitosan (CH)-based composite films with the incorporation of chestnut flower essential oil [...] Read more.
New and valuable packaging materials, with high biocompatibility and biodegradability, have garnered attention in recent years. The aim of this study was to investigate the physicochemical characterization and biological activities of chitosan (CH)-based composite films with the incorporation of chestnut flower essential oil (CFEO). The composite films were prepared by the casting method and characterized in terms of structural, morphological, and mechanical properties via FT-IR, XRD, UV, SEM, AFM, and TGA. Antibacterial properties were investigated using Staphylococcus aureus, Escherichia coli, and Calletotrichum musae. Antioxidant capabilities were measured by DPPH assay. The results proved the significantly increased water vapor permeability (WVP), heat resistance, and antibacterial and antioxidant capabilities of CH-CFEO films. The incorporation of CH and CFEO enhanced UV blocking, which made the film shield almost all UV light. Films with a tensile strength of 6.37 ± 0.41 MPa and an elongation at break of 22.57 ± 0.35% were obtained with 6 mg mL−1 of CFEO. Subsequently, banana preservation experiments also confirmed that the composite films could effectively extend shelf life through reducing weight loss. These desirable performances enable our newly developed composite films to be a remarkable packaging material to become alternatives to traditional petroleum-based food-packaging materials and solve the fresh fruit preservation dilemma. Full article
(This article belongs to the Special Issue Functional Coatings in Postharvest Fruit and Vegetables)
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23 pages, 5929 KiB  
Article
Using the Essential Oils of Sage and Anise to Enhance the Shelf Life of the Williams (sin. Bartlett) Pear
by Mira Elena Ionica, Andrei Bita and Felicia Tutulescu
Coatings 2024, 14(1), 10; https://doi.org/10.3390/coatings14010010 - 20 Dec 2023
Viewed by 677
Abstract
The effects of post-harvest spray treatments with essential oils (EOs) obtained from sage and aniseed on maintaining the quality of pears of the ‘Williams’ variety during storage was studied. Harvested pears were picked when they had reached their optimal maturity and underwent a [...] Read more.
The effects of post-harvest spray treatments with essential oils (EOs) obtained from sage and aniseed on maintaining the quality of pears of the ‘Williams’ variety during storage was studied. Harvested pears were picked when they had reached their optimal maturity and underwent a treatment involving the application of aqueous solutions of glycerin, with varying amounts of sage essential oil (SEO) and aniseed essential oil (AEO). Weight loss during storage varied according to the treatment applied with the lowest values recorded for sage essential oil at concentrations of 300 ppm (6.24%) and 250 ppm (6.60%), respectively. Aniseed essential oil had a smaller effect on weight loss compared to sage essential oil. Fruit firmness was better maintained under the influence of the essential oil treatments, with those treated with sage essential oil standing out. The concentration of the essential oils that is used influences the antimicrobial activity of the post-harvest treatment that is applied, with higher essential oil concentrations leading to more pronounced decreases in the total number of mesophilic aerobic bacteria immediately after treatment (4.05 for SEO 200; 3.00 for SEO 300, respectively). The use of post-harvest techniques involving the application of aqueous solutions containing glycerol and essential plant oils by spraying can extend the shelf life of pear fruits. Full article
(This article belongs to the Special Issue Functional Coatings in Postharvest Fruit and Vegetables)
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