3BS12-4 细胞外化合物作为一种潜在的生物控制剂,用于对抗黄菌
Patapee Aphaiso1,2, Polson Mahakhan2, Jutaporn Sawaengkaew2
1Graduate School, Khon Kaen University, Khon Kaen 40002, Thailand.
Journal of microbiology and biotechnology
|July 31, 2024
概括
西安菌3BS12-4有效地抑制了阿斯伯吉illus flavus的生长,并降解了亚毒素B1. 它的细胞外化合物显示出对安全农产品和增强粮食安全的承诺.
科学领域:
- 微生物学 微生物学
- 食品科学 食品科学 食品科学
- 生物技术是生物技术.
背景情况:
- 亚斯伯吉illus flavus 导致食品腐烂和非洲毒素污染,造成全球健康和经济风险.
- 来自Bacillus物种的细胞外化合物 (ECC) 显示出抑制A. flavus生长的潜力.
研究的目的:
- 确定抑制A. flavus的微生物,并降解亚毒素B1.1.
- 描述分离的细菌细胞外化合物的抗真菌和亚拉托克素降解性质.
主要方法:
- 使用库马林介质从土壤中分离出来的微生物.
- 通过抑制比率评估抗真菌活性;量化了阿弗拉托克素B1降解.
- 扫描电子显微镜 (SEM) 用于观察真菌形态变化.
- 分析了水解酶活性 (蛋白酶,β-1,3-葡萄糖酶,基因酶).
主要成果:
- 西安菌3BS12-4表现出最高的A. flavus抑制 (43.10%).
- 来自B. siamensis 3BS12-4的ECC显示出强烈的抗真菌活性 (MIC/MFC 0.512 g/ml) 并破坏了A. flavus菌.
- 在花生上,ECC实现了96.11%的阿弗拉托克辛B1降解和97.93%的A. flavus生长抑制.
结论:
- 西安菌3BS12-4产生有效的细胞外化合物来控制A. flavus.
- 这些发现支持开发农产品安全的环保生物控制剂.
关键词:
亚斯伯吉勒斯 (Aspergillus flavususus) 是一种有的植物.西安菌 (Bacillus siamensis) 是一个植物.非洲毒素B1是什么?细胞外化合物 细胞外化合物解酶是一种水解酶.花生种子花生种子更多相关视频
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