对酸发酵过程中病毒群体的组成和功能的洞察 西老的酸发酵过程中病毒群体的组成和功能
Zhen Yu1,2, Huizi Zhao1, Tingting Ma2
1Shanxi Provincial Key Laboratory for Vinegar Fermentation Science and Engineering, Shanxi Zilin Vinegar Industry Co., Ltd., Taiyuan 030400, China.
Foods (Basel, Switzerland)
|September 13, 2025
概括
这项研究表明,病毒,主要是菌体,在传统发酵生产过程中显著影响微生物生态系统. 这些病毒携带对新陈代谢和抗生素耐药性至关重要的基因,影响食品发酵动态.
科学领域:
- 微生物生态学 微生物生态学
- 食品科学 食品科学 食品科学
- 病毒学 病毒学
背景情况:
- 病毒调节微生物生态,但它们在发酵食品中的作用尚未得到充分研究.
- 传统发酵食品为病毒社区研究提供了复杂的环境.
- 山西老化是一种固态发酵产品,是这项调查的理想模型.
研究的目的:
- 在酸发酵过程中研究病毒群落的结构和动态.
- 识别主要的病毒家族及其与细菌群体的关联.
- 探索病毒基因的功能作用,包括新陈代谢和抗生素耐药性.
主要方法:
- 为了分析病毒群体,采用了元基因组方法.
- 生物信息分析用于识别病毒家族和功能基因.
- 进行了相关性分析,以将病毒和细菌群体联系起来.
主要成果:
- 确定的主要病毒家族是Herelleviridae,Autographiviridae和Stanwilliamsviridae.
- 在发酵过程中观察到病毒丰富性和多样性的显著变化.
- 在核心细菌和核心病毒之间发现了强烈的关联 (p < 0.01).
- 病毒拥有氨基酸和碳水化合物代谢的基因,包括丰富的辅助碳水化合物活性酶 (CAZyme) 基因.
- 在病毒社区内也检测到抗生素耐药性基因.
结论:
- 病毒群体在发酵食品生产的微生物动态中发挥着重要作用.
- 病毒有助于代谢过程,并在发酵生态系统中拥有抗生素耐药性基因.
- 这项研究提高了对传统发酵食品环境中的病毒功能的理解.
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