发酵尺度对微生物群动力学和代谢功能的影响,以减少印第戈
Nowshin Farjana1,2, Hiromitsu Furukawa3, Hisako Sumi4
1Bioproduction Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Sapporo 062-8517, Japan.
International journal of molecular sciences
|October 14, 2023
概括
染染发酵中的微生物群可以引导,以增强染减少. 像Alkalibacterium这样的特定细菌,由细胞外电子转移 (EET) 机制促进,是有效的溶解的关键.
科学领域:
- 微生物学 微生物学
- 生物技术是生物技术.
- 织品化学 织品化学
背景情况:
- 色染料发酵依赖于在无氧,性条件下微生物减少色颗粒.
- 优化sukumo (堆肥蓝植物) 中的微生物群落对于通过细胞外电子转移 (EET) 进行有效的蓝减少至关重要.
研究的目的:
- 分析微生物群对印第戈减少的融合机制.
- 了解色减少的微生物生理基础.
- 为了研究微生物群动力学和不同发酵规模的氧化还原潜力 (ORP) 变化.
主要方法:
- 在不同发酵尺度下分析微生物群的组成和融合.
- 参与色减少的微生物群的功能分析.
- 在 *Alkalibacterium pelagium* 中基因组识别与细胞外电子转移 (EET) 相关的基因.
主要成果:
- 在大规模发酵中实现了快速ORP降低,有利于*Alkalibacterium*并排除*Actinomycetota*.
- 碳水化合物代谢, prokaryotic 防御系统和基因调控功能被确定为强烈的印第戈减少的重要因素.
- 在与EET相关的*Alkalibacterium pelagium*中发现了FAD传输,NADH到FMN电子转移和DMK合成的基因.
结论:
- 环境因素的调整可以引导微生物群向有效的色减少.
- *Alkalibacterium pelagium*通过已识别的EET基因组,在印第戈减少中发挥着重要作用.
- 代谢功能,包括V/A型H+/Na+运输ATPase和NAD(P) H生成酶,驱动青发酵中的EET系统.
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