功能区域塑造了室内微生物结构和大学宿舍的潜在风险
Huaiyu Cao1,2, Hanbing Ye3, Yucheng Tian2
1School of Architecture and Urban Planning, Shenzhen University, Shenzhen, China.
Frontiers in microbiology
|July 30, 2025
概括
在炎热气候地区的大学宿舍是各种室内微生物和病原体的庇护所,地板充当热点. 温度显著影响微生物群落,突出需要更好的卫生管理.
科学领域:
- 环境微生物学 环境微生物学
- 室内空气质量 室内空气质量
- 公共卫生 公共卫生
背景情况:
- 室内微生物暴露,特别是来自病原体的暴露,会给健康带来风险.
- 我们对大学宿舍的室内微生物群空间分布的理解有限,尤其是在炎热潮湿的地区.
研究的目的:
- 研究室内微生物群落和大学宿舍的潜在病原体的空间分布和环境驱动因素.
- 识别关键的微生物热点,了解社区聚集过程.
主要方法:
- 收集了来自深,中国宿舍的四个功能区域 (空调,水槽,所,地板) 的56个样本.
- 利用16S rRNA基因测序进行微生物社区分析.
- 使用FAPROTAX来预测微生物功能和识别潜在的病原体.
主要成果:
- 由与人类相关的属 (例如,Kocuria,Corynebacterium,Staphylococcus) 主导的微生物群落,具有明显的空间变异.
- 确定了74种潜在的人类病原体,其中Acinetobacter在空调系统中普遍存在.
- 地板表面成为微生物热点;温度是关键的环境驱动因素,而居住者特征的影响最小.
结论:
- 室内微生物组的组成受到功能区域和温度等环境因素的重大影响.
- 地板在室内微生物连接中发挥着至关重要的作用.
- 随机过程,包括分散限制和生态漂移,主导微生物和病原体社区聚集.
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