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Global diversity and distribution of antibiotic resistance genes in human wastewater treatment systems

  • Global Water Microbiome Consortium

研究成果: Article同行評審

63   連結會在新分頁中開啟 引文 斯高帕斯(Scopus)

摘要

Antibiotic resistance poses a significant threat to human health, and wastewater treatment plants (WWTPs) are important reservoirs of antibiotic resistance genes (ARGs). Here, we analyze the antibiotic resistomes of 226 activated sludge samples from 142 WWTPs across six continents, using a consistent pipeline for sample collection, DNA sequencing and analysis. We find that ARGs are diverse and similarly abundant, with a core set of 20 ARGs present in all WWTPs. ARG composition differs across continents and is distinct from that of the human gut and the oceans. ARG composition strongly correlates with bacterial taxonomic composition, with Chloroflexi, Acidobacteria and Deltaproteobacteria being the major carriers. ARG abundance positively correlates with the presence of mobile genetic elements, and 57% of the 1112 recovered high-quality genomes possess putatively mobile ARGs. Resistome variations appear to be driven by a complex combination of stochastic processes and deterministic abiotic factors.

原文English
文章編號4006
期刊Nature communications
16
發行號1
DOIs
出版狀態Published - 2025 12月

UN SDG

此研究成果有助於以下永續發展目標

  1. SDG 3 - 良好的健康和福祉
    SDG 3 良好的健康和福祉
  2. SDG 6 - 清潔用水和衛生
    SDG 6 清潔用水和衛生

All Science Journal Classification (ASJC) codes

  • 一般化學
  • 一般生物化學,遺傳學和分子生物學
  • 多學科
  • 一般物理與天文學

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