环境微生物作为江青发酵微生物群的异质来源和塑造者
Guoli Chang1, Jun Zhang1, Xiaoyue Fang1
1College of Food Science and Biotechnology, Zhejiang Gongshang University, Hangzhou, 310018, China.
International journal of food microbiology
|December 9, 2025
概括
造车间环境显著塑造江粉红 (ZRV) 发酵微生物群落,作为初始注射的关键储存库,影响产品质量. 管理这种环境对于稳定的ZRV生产至关重要.
科学领域:
- 食品微生物学 食品微生物学
- 发酵科学是一种发酵科学.
- 环境微生物学环境微生物学
背景情况:
- 江粉红 (ZRV) 发酵是一个复杂的过程,依赖于微生物群落.
- 造环境对这些微生物群落的影响及其对ZRV质量的影响尚不清楚.
研究的目的:
- 描述三个ZRV工厂的环境和发酵微生物群落.
- 确定造环境作为微生物储存库和注射源的作用.
- 了解环境因素如何影响微生物继承和ZRV质量.
主要方法:
- 高通量测序 (16S rRNA和ITS) 用于微生物社区分析.
- 定量PCR (qPCR) 用于微生物负载量化.
- 对社区互动进行生态网络分析.
- 源追踪用于识别微生物来源.
主要成果:
- 造环境作为工厂特定的微生物储备,播种发酵.
- 在环境微生物负载和社区结构中观察到重要的工厂间差异.
- 环境微生物,包括SX工厂中的Monascus,显著塑造了最初的发酵社区.
- 细菌群落持续转移,而真菌的继承因工厂而异,受环境种群的影响.
- 一个核心微生物组 (例如,Bacillus,Monascus) 弥合了环境和发酵.
结论:
- 环境条件深刻地决定了ZRV发酵过程中的微生物多样性和继承.
- 环境微生物组的战略管理对于优化ZRV生产和确保一致的质量至关重要.
- 了解环境微生物储备提供了传统发酵食品质量控制的基础.
相关概念视频
Microbial Fermentation
1.3K
Fermentation is a crucial anaerobic metabolic process that enables microbes to derive energy from sugar without relying on oxygen or an electron transport chain. This process is fundamental to various biological and industrial applications and is classified based on the metabolic products generated.Role of Pyruvate in FermentationPyruvate and its derivatives serve as key electron acceptors in fermentative pathways. The oxidation of NADH to regenerate NAD+ is essential for the continuation of...
1.3K
Microorganisms in Agriculture and Food industry
1.2K
Microorganisms play a crucial role in agriculture and the food industry, contributing to soil fertility, crop protection, and food production. Their functions range from nitrogen fixation and biopesticide production to fermentation and food preservation, making them indispensable to sustainable farming and food safety.Role in AgricultureNitrogen-fixing bacteria, such as Rhizobium (symbiotic) and Azotobacter (free-living), convert atmospheric nitrogen into ammonia through biological nitrogen...
1.2K
Fermentation
128.5K
Most eukaryotic organisms require oxygen to survive and function adequately. Such organisms produce large amounts of energy during aerobic respiration by metabolizing glucose and oxygen into carbon dioxide and water. However, most eukaryotes can generate some energy in the absence of oxygen by anaerobic metabolism.
Fermentation is a type of metabolic process that occurs in the absence of oxygen, where organic molecules such as glucose are broken down to produce energy. During this process, the...
Fermentation is a type of metabolic process that occurs in the absence of oxygen, where organic molecules such as glucose are broken down to produce energy. During this process, the...
128.5K
Environmental Applications of Microorganisms
911
Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
911
Fungal Group Zygomycota
958
Zygomycota, previously classified as a distinct fungal group, are primarily terrestrial, saprophytic molds that play a crucial role as decomposers. Recent phylogenetic studies have revealed that these fungi are now divided into two major clades — Mucoromycota, which includes many symbiotic species, and Zoopagomycota, which primarily consists of parasitic and pathogenic fungi. These groups exhibit distinct ecological roles and reproductive strategies while sharing key structural and...
958
Microbial Nutrition
1.0K
Organisms exhibit remarkable metabolic diversity, categorized based on how they acquire energy and carbon. These strategies enable survival in various ecological niches and are essential for maintaining energy flow and nutrient cycling within ecosystems.Energy and Carbon SourcesOrganisms are classified as phototrophs or chemotrophs based on energy acquisition. Phototrophs use light as their energy source, while chemotrophs rely on oxidizing chemical compounds. Further differentiation arises...
1.0K


