评估饮用水系统中的细菌和真菌群落的组成,结构,多样性和功能:发展中国家的案例研究
Siphelele Nduli1, Memory Tekere1, Kedibone Masenya2
1Department of Environmental Sciences, College of Agriculture and Environmental Sciences, University of South Africa (UNISA), P. O. Box 392, Florida, 1710, South Africa.
International journal of hygiene and environmental health
|August 5, 2025
概括
这项研究研究了南非的饮用水微生物,发现生物膜可以容纳各种细菌和真菌. 剩余的对细菌群体的影响比真菌群体更大.
科学领域:
- 微生物学 微生物学
- 环境科学 环境科学
- 公共卫生 公共卫生
背景情况:
- 全球饮用水系统面临微生物污染的挑战.
- 了解水中的微生物动态对于公共卫生至关重要,特别是在全球南方.
- 生物膜在水系统中的微生物社区结构中发挥着重要作用.
研究的目的:
- 在南非饮用水系统中检查细菌和真菌社区的继承.
- 评估化和分布对微生物群落的影响.
- 识别微生物风险并为水质干预提供信息.
主要方法:
- 甲基因组测序被用来分析浮游生物和生物膜社区.
- 细菌和真菌种群的丰富性和丰富性被量化.
- 预测功能配置文件可以理解代谢途径.
主要成果:
- 在化过程中,细菌和真菌的多样性下降,但在分布系统中显示出不同的趋势.
- 生物膜群落与浮游生物群落有所区别,这表明生物膜充当了水库.
- 分布网络中的脱路径被丰富,剩余主要影响细菌群落.
结论:
- 生物膜是饮用水微生物的关键储存库,影响社区结构.
- 甲基因组学提供了对微生物继承和水供应链中的风险的洞察.
- 评估浮游生物和生物膜社区对于有效的水质管理和发展中国家的公共卫生保护至关重要.
关键词:
16S核糖体RNA (rRNA) 基因测序和元基因组学阿尔法多样性 (α-多样性)和香农-韦弗多样性指数.菲斯的家族遗传多样性 (PD)内部转录间隔器 (ITS) 区域观察到的特征 观察到的特征聚合酶链反应 (PCR) 是一种更多相关视频
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