Abstract
In this study, the in vitro effects of chlorine dioxide (ClO2) in growth reduction against Candia glaebosa, Zygosaccharomyces bisporus, Saccharomycopsis capsularis and Pichia pastoris involving in deterioration of fermented hot pepper paste were studied to assess the applicability of chlorine dioxide to preparation of fermented hot pepper paste, and the concentration of ClO2 required for destruction of harmful microorganisms through the fumigation of fermented hot pepper paste was evaluated. ClO2 was treated by using ClO2 generator for 15 min. C. glaebosa, Z. bisporus and S. capsularis were reduced by ClO2 concentration dependent and not detected by ClO2 over 10 ppmV, whereas the P. pastoris was significantly perished by the treatment of ClO2 over 30 ppmV. We suggest that the ClO2 fumigation in stages of the preparation, disintegration, and fermentation of the paste made of fermented hot pepper might be useful for control of harmful microbes therein.
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Acknowledgements
Authors of the present paper are grateful for the present study was carried out by the financial support of Gyeongsangbukdo Province for which fund was allocated from the 2018 financial resources of Rural Development Administration (RDA) for the project, “Development of Hyposaline Red-pepper Paste using Peaches (Project Non.: PJ012004)”.
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Jung, KM., Lee, GW., Cho, MA. et al. Effect of chlorine dioxide in reduction of harmful microbes on fermented hot pepper paste. Food Sci Biotechnol 28, 1795–1800 (2019). https://doi.org/10.1007/s10068-019-00606-8
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DOI: https://doi.org/10.1007/s10068-019-00606-8