Curcumin-Based Photodynamic Sterilization for Preservation of Fresh-Cut Hami Melon

Bibliographic Details
Title: Curcumin-Based Photodynamic Sterilization for Preservation of Fresh-Cut Hami Melon
Authors: Yilin Lin, Jiamiao Hu, Shiyang Li, Siti Sarah Hamzah, Huiqin Jiang, Arong Zhou, Shaoxiao Zeng, Shaoling Lin
Source: Molecules, Vol 24, Iss 13, p 2374 (2019)
Publisher Information: MDPI AG, 2019.
Publication Year: 2019
Collection: LCC:Organic chemistry
Subject Terms: Hami melon, curcumin, photodynamic, colony number, storage quality, Organic chemistry, QD241-441
More Details: Fresh-cut fruits and vegetables are the main sources of foodborne illness outbreaks with implicated pathogens such as Escherichia coli O157:H7, Salmonella, and Listeria monocytogenes. This study aimed at investigating the influence of two key parameters (concentration of curcumin and illumination time) on the effects of curcumin-based photodynamic sterilization on the preservation of fresh-cut Hami melons. The results indicated that illumination with 50 μmol/L curcumin for 60 min using a blue LED lamp reduced the total aerobic microorganism count by ~1.8 log CFU/g in fresh-cut Hami melons. Besides this, the effects of photodynamic sterilization on the soluble solids content, color, water content, firmness, and sensory indices of the fresh-cut Hami melons were also evaluated. Compared to the control group, photodynamic sterilization can effectively delay the browning rate and maintain the luminosity, firmness, water content, and soluble solids content of fresh-cut Hami melon. The sensory quality was indeed preserved well after 9 days of storage in a fridge. These results showed that photodynamic sterilization is an effective and promising technology to prolong the shelf life of fresh-cut Hami melons.
Document Type: article
File Description: electronic resource
Language: English
ISSN: 1420-3049
Relation: https://www.mdpi.com/1420-3049/24/13/2374; https://doaj.org/toc/1420-3049
DOI: 10.3390/molecules24132374
Access URL: https://doaj.org/article/3430fba925b44aed8dd94a93e19b8c2f
Accession Number: edsdoj.3430fba925b44aed8dd94a93e19b8c2f
Database: Directory of Open Access Journals
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More Details
ISSN:14203049
DOI:10.3390/molecules24132374
Published in:Molecules
Language:English