Inhibition Mechanism of <i>Cinnamomum burmannii</i> Leaf Essential Oil Against <i>Aspergillus flavus</i> and Aflatoxins
This investigation evaluates the comparative efficacy of <i>Cinnamomum burmannii</i> leaf essential oil (YXYO) and its main active ingredients as a novel preservative to protect stored food commodities from fungal infestations, aflatoxin B<sub>1</sub> (AFB<sub>1</sub...
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MDPI AG
2025-02-01
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| Series: | Foods |
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| Online Access: | https://www.mdpi.com/2304-8158/14/4/682 |
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| author | Huanyan Liang Feifei Lv Mengting Xian Chenghua Luo Lei Zhang Meihua Yang Qian Li Xiangsheng Zhao |
| author_facet | Huanyan Liang Feifei Lv Mengting Xian Chenghua Luo Lei Zhang Meihua Yang Qian Li Xiangsheng Zhao |
| author_sort | Huanyan Liang |
| collection | DOAJ |
| description | This investigation evaluates the comparative efficacy of <i>Cinnamomum burmannii</i> leaf essential oil (YXYO) and its main active ingredients as a novel preservative to protect stored food commodities from fungal infestations, aflatoxin B<sub>1</sub> (AFB<sub>1</sub>) contamination caused by <i>Aspergillus flavus</i>. Morphological observations utilizing SEM and TEM revealed significant alterations in treated samples, alongside a decrease in ergosterol content and a dose-dependent disruption of the antioxidant system and energy system. Transcriptomic analysis suggested that differentially expressed genes were predominantly associated with spore growth, the cell wall, the cell membrane, oxidative stress, energy metabolism, and aflatoxin biosynthesis. Solid-phase microextraction–gas chromatography–mass spectrometry (SPME-GC-MS) identified ten active ingredients in YXYO, including borneol, <i>α</i>-terpineol, terpinen-4-ol, etc. Moreover, an effective inhibition of <i>A. flavus</i> infection in peanuts was observed with the application of 30 μL/disc of YXYO and a blend of its active compounds. |
| format | Article |
| id | doaj-art-8eb33e6fac354ada9c1874eb17ff0ff3 |
| institution | DOAJ |
| issn | 2304-8158 |
| language | English |
| publishDate | 2025-02-01 |
| publisher | MDPI AG |
| record_format | Article |
| series | Foods |
| spelling | doaj-art-8eb33e6fac354ada9c1874eb17ff0ff32025-08-20T02:44:35ZengMDPI AGFoods2304-81582025-02-0114468210.3390/foods14040682Inhibition Mechanism of <i>Cinnamomum burmannii</i> Leaf Essential Oil Against <i>Aspergillus flavus</i> and AflatoxinsHuanyan Liang0Feifei Lv1Mengting Xian2Chenghua Luo3Lei Zhang4Meihua Yang5Qian Li6Xiangsheng Zhao7Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100193, ChinaHainan Provincial Key Laboratory of Resources Conservation and Development of Southern Medicine, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences & Peking Union Medical College, Haikou 570311, ChinaHainan Provincial Key Laboratory of Resources Conservation and Development of Southern Medicine, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences & Peking Union Medical College, Haikou 570311, ChinaHainan Provincial Key Laboratory of Resources Conservation and Development of Southern Medicine, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences & Peking Union Medical College, Haikou 570311, ChinaSchool of Chinese Materia Medica, Guangdong Pharmaceutical University, Guangzhou 510006, ChinaInstitute of Medicinal Plant Development, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100193, ChinaCollege of Basic Medical Science, Ningxia Medical University, Yinchuan 750004, ChinaHainan Provincial Key Laboratory of Resources Conservation and Development of Southern Medicine, Hainan Branch of the Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences & Peking Union Medical College, Haikou 570311, ChinaThis investigation evaluates the comparative efficacy of <i>Cinnamomum burmannii</i> leaf essential oil (YXYO) and its main active ingredients as a novel preservative to protect stored food commodities from fungal infestations, aflatoxin B<sub>1</sub> (AFB<sub>1</sub>) contamination caused by <i>Aspergillus flavus</i>. Morphological observations utilizing SEM and TEM revealed significant alterations in treated samples, alongside a decrease in ergosterol content and a dose-dependent disruption of the antioxidant system and energy system. Transcriptomic analysis suggested that differentially expressed genes were predominantly associated with spore growth, the cell wall, the cell membrane, oxidative stress, energy metabolism, and aflatoxin biosynthesis. Solid-phase microextraction–gas chromatography–mass spectrometry (SPME-GC-MS) identified ten active ingredients in YXYO, including borneol, <i>α</i>-terpineol, terpinen-4-ol, etc. Moreover, an effective inhibition of <i>A. flavus</i> infection in peanuts was observed with the application of 30 μL/disc of YXYO and a blend of its active compounds.https://www.mdpi.com/2304-8158/14/4/682antifungalaflatoxin B<sub>1</sub>mode of actionin vivo efficacybiofumigant |
| spellingShingle | Huanyan Liang Feifei Lv Mengting Xian Chenghua Luo Lei Zhang Meihua Yang Qian Li Xiangsheng Zhao Inhibition Mechanism of <i>Cinnamomum burmannii</i> Leaf Essential Oil Against <i>Aspergillus flavus</i> and Aflatoxins Foods antifungal aflatoxin B<sub>1</sub> mode of action in vivo efficacy biofumigant |
| title | Inhibition Mechanism of <i>Cinnamomum burmannii</i> Leaf Essential Oil Against <i>Aspergillus flavus</i> and Aflatoxins |
| title_full | Inhibition Mechanism of <i>Cinnamomum burmannii</i> Leaf Essential Oil Against <i>Aspergillus flavus</i> and Aflatoxins |
| title_fullStr | Inhibition Mechanism of <i>Cinnamomum burmannii</i> Leaf Essential Oil Against <i>Aspergillus flavus</i> and Aflatoxins |
| title_full_unstemmed | Inhibition Mechanism of <i>Cinnamomum burmannii</i> Leaf Essential Oil Against <i>Aspergillus flavus</i> and Aflatoxins |
| title_short | Inhibition Mechanism of <i>Cinnamomum burmannii</i> Leaf Essential Oil Against <i>Aspergillus flavus</i> and Aflatoxins |
| title_sort | inhibition mechanism of i cinnamomum burmannii i leaf essential oil against i aspergillus flavus i and aflatoxins |
| topic | antifungal aflatoxin B<sub>1</sub> mode of action in vivo efficacy biofumigant |
| url | https://www.mdpi.com/2304-8158/14/4/682 |
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