多omics整合以阐明Streptomyces sp.的抗菌机制. 这是PBSH9菌株
Feng Wang1, Min Zhang1, Jianjun Hao2
1College of Horticulture and Plant Protection, Inner Mongolia Agricultural University, Hohhot, China.
BMC microbiology
|January 27, 2026
概括
杆菌种 (Streptomyces) sp. 这种杆菌种 (Streptomyces) 是一种 菌株PBSH9通过产生多样化的抗生素武器库,有效控制土豆. 这种生物控制剂通过代谢重编程来增强L-anticapsin,bacilysin和aminoglycoside的产生.
科学领域:
- 微生物学 微生物学
- 农业科学 农业科学
- 生物技术是生物技术.
背景情况:
- 由于Streptomyces物种引起的土豆常见,显著影响作物产量.
- 杆菌种 (Streptomyces) sp. 这种杆菌种 (Streptomyces) 是一种 菌株PBSH9是一种有前途的生物控制剂,但其抗菌机制尚未完全理解.
研究的目的:
- 阐明Streptomyces sp.生物控制活动背后的分子机制. 这种菌株是PBSH9.9.
- 在高和低抗菌活性条件下比较PBSH9的分子概况.
主要方法:
- 对PBSH9.9进行了综合的转录组,蛋白组和代谢组分析.
- 在不同的活性条件下量化了不同的基因表达,蛋白质丰富度和代谢物水平.
主要成果:
- 鉴定了超过2600个不同表达的基因和30个不同丰富的蛋白质,主要涉及能量代谢.
- 观察到抗生素的大量积累,包括L-anticapsin,bacilysin和aminoglycosides (neomycin B,kanamycin) 在内.
- 氧化酸化和TCA循环途径的升级支持增强抗生素生产.
结论:
- 强大的生物控制功效的PBSH9归因于代谢重编程驱动协同抗生素积累.
- 这项研究提供了一个分子框架,用于增强针对土豆常见的生物控制策略.
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