Oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006Ehibition of planktonic growth and biofilm formation

Strategies to control spoilage bacteria and biofilm formation are essential for minimizing food losses. Although Oleum ocimi gratissimi (OG) effectively preserves chill-stored fish, its specific inhibitory mechanisms against fish-derived spoilage bacteria remain unclear. This study investigated the...

Full description

Saved in:
Bibliographic Details
Main Authors: Yan Li, Yi Yu, Yiwei Cui, Luyi Jiang, Yongkang Luo, Hongkai Xie, Hui Hong
Format: Article
Language:English
Published: Elsevier 2025-07-01
Series:Food Chemistry: X
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590157525006637
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1849254322044403712
author Yan Li
Yi Yu
Yiwei Cui
Luyi Jiang
Yongkang Luo
Hongkai Xie
Hui Hong
author_facet Yan Li
Yi Yu
Yiwei Cui
Luyi Jiang
Yongkang Luo
Hongkai Xie
Hui Hong
author_sort Yan Li
collection DOAJ
description Strategies to control spoilage bacteria and biofilm formation are essential for minimizing food losses. Although Oleum ocimi gratissimi (OG) effectively preserves chill-stored fish, its specific inhibitory mechanisms against fish-derived spoilage bacteria remain unclear. This study investigated the antibacterial activity of OG against Aeromonas sobria, Pseudomonas versuta, and Shewanella putrefaciens. OG exhibited minimum inhibitory concentrations (MIC) of 2, 0.75, and 0.375 mg/mL and minimum bactericidal concentrations (MBC) of 3, 4, and 3 mg/mL against these bacteria, respectively. At MIC levels, OG inhibited planktonic growth by disrupting cell membranes, inducing adenosine triphosphate (ATP) leakage, reducing ATPase activity, and altering cellular morphology. Biofilm formation was completely suppressed, with OG further diminishing metabolic activity and extracellular polysaccharide/protein. These findings elucidate the dual role of OG in inhibiting bacterial growth and biofilm formation, highlighting its potential to enhance fish safety and shelf life by targeting biochemical and physiological pathways in spoilage bacteria.
format Article
id doaj-art-1be8eb1563ec4c29b56fc42278c77ac3
institution Kabale University
issn 2590-1575
language English
publishDate 2025-07-01
publisher Elsevier
record_format Article
series Food Chemistry: X
spelling doaj-art-1be8eb1563ec4c29b56fc42278c77ac32025-08-20T03:56:04ZengElsevierFood Chemistry: X2590-15752025-07-012910281610.1016/j.fochx.2025.102816Oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006Ehibition of planktonic growth and biofilm formationYan Li0Yi Yu1Yiwei Cui2Luyi Jiang3Yongkang Luo4Hongkai Xie5Hui Hong6College of Biology and Environmental Engineering, Zhejiang Shuren University, Hangzhou 310015, ChinaCollege of Biology and Environmental Engineering, Zhejiang Shuren University, Hangzhou 310015, ChinaCollege of Biology and Environmental Engineering, Zhejiang Shuren University, Hangzhou 310015, ChinaCollege of Biology and Environmental Engineering, Zhejiang Shuren University, Hangzhou 310015, ChinaCollege of Food Science and Nutritional Engineering, China Agricultural University, Beijing 100083, ChinaCollege of Food Science and Engineering, Nanjing University of Finance and Economics, Nanjing 210023, China; Corresponding authors at: 17 E Qinghua Rd, Haidian District, Beijing 100083, China.College of Food Science and Nutritional Engineering, China Agricultural University, Beijing 100083, China; Corresponding authors at: 17 E Qinghua Rd, Haidian District, Beijing 100083, China.Strategies to control spoilage bacteria and biofilm formation are essential for minimizing food losses. Although Oleum ocimi gratissimi (OG) effectively preserves chill-stored fish, its specific inhibitory mechanisms against fish-derived spoilage bacteria remain unclear. This study investigated the antibacterial activity of OG against Aeromonas sobria, Pseudomonas versuta, and Shewanella putrefaciens. OG exhibited minimum inhibitory concentrations (MIC) of 2, 0.75, and 0.375 mg/mL and minimum bactericidal concentrations (MBC) of 3, 4, and 3 mg/mL against these bacteria, respectively. At MIC levels, OG inhibited planktonic growth by disrupting cell membranes, inducing adenosine triphosphate (ATP) leakage, reducing ATPase activity, and altering cellular morphology. Biofilm formation was completely suppressed, with OG further diminishing metabolic activity and extracellular polysaccharide/protein. These findings elucidate the dual role of OG in inhibiting bacterial growth and biofilm formation, highlighting its potential to enhance fish safety and shelf life by targeting biochemical and physiological pathways in spoilage bacteria.http://www.sciencedirect.com/science/article/pii/S2590157525006637AntimicrobialBiofilm formationFish spoilage bacteriaOleum ocimi gratissimi
spellingShingle Yan Li
Yi Yu
Yiwei Cui
Luyi Jiang
Yongkang Luo
Hongkai Xie
Hui Hong
Oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006Ehibition of planktonic growth and biofilm formation
Food Chemistry: X
Antimicrobial
Biofilm formation
Fish spoilage bacteria
Oleum ocimi gratissimi
title Oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006Ehibition of planktonic growth and biofilm formation
title_full Oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006Ehibition of planktonic growth and biofilm formation
title_fullStr Oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006Ehibition of planktonic growth and biofilm formation
title_full_unstemmed Oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006Ehibition of planktonic growth and biofilm formation
title_short Oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006Ehibition of planktonic growth and biofilm formation
title_sort oleum ocimi gratissimi as a promising natural preservative against fish spoilage bacteria through i006ehibition of planktonic growth and biofilm formation
topic Antimicrobial
Biofilm formation
Fish spoilage bacteria
Oleum ocimi gratissimi
url http://www.sciencedirect.com/science/article/pii/S2590157525006637
work_keys_str_mv AT yanli oleumocimigratissimiasapromisingnaturalpreservativeagainstfishspoilagebacteriathroughi006ehibitionofplanktonicgrowthandbiofilmformation
AT yiyu oleumocimigratissimiasapromisingnaturalpreservativeagainstfishspoilagebacteriathroughi006ehibitionofplanktonicgrowthandbiofilmformation
AT yiweicui oleumocimigratissimiasapromisingnaturalpreservativeagainstfishspoilagebacteriathroughi006ehibitionofplanktonicgrowthandbiofilmformation
AT luyijiang oleumocimigratissimiasapromisingnaturalpreservativeagainstfishspoilagebacteriathroughi006ehibitionofplanktonicgrowthandbiofilmformation
AT yongkangluo oleumocimigratissimiasapromisingnaturalpreservativeagainstfishspoilagebacteriathroughi006ehibitionofplanktonicgrowthandbiofilmformation
AT hongkaixie oleumocimigratissimiasapromisingnaturalpreservativeagainstfishspoilagebacteriathroughi006ehibitionofplanktonicgrowthandbiofilmformation
AT huihong oleumocimigratissimiasapromisingnaturalpreservativeagainstfishspoilagebacteriathroughi006ehibitionofplanktonicgrowthandbiofilmformation