{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Wu QL"],"funding":["Natural Science Foundation of Heilongjiang Province of China"],"pagination":["wraf254"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12694403"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["19(1)"],"pubmed_abstract":["Widespread aromatic pollutants such as benzene, toluene, ethylbenzene, and xylene are traditionally considered to drive soil carbon loss through mineralization and ecotoxicity. Contrary to this view, our study reveals that low concentrations of these pollutants stimulate microbial carbon chain elongation-a previously overlooked carbon conversion pathway producing medium-chain fatty acids, thereby reshaping soil carbon dynamics. Using phased amplicon sequencing, metagenomics, and metaproteomics of soil microcosms amended with these compounds, we demonstrate that aromatic pollutants bidirectionally regulate carbon chain elongation at both taxonomic and molecular levels. These pollutants selectively enrich Clostridium sensu stricto 12 and Rummelibacillus while suppressing Acinetobacter, a key"],"journal":["The ISME journal"],"pubmed_title":["Aromatic pollutants rewire soil microbial carbon fixation via chain elongation."],"pmcid":["PMC12694403"],"funding_grant_id":["ZD2024E004"],"pubmed_authors":["Lan T","Jia JW","Wu QL","Guo WQ","Ren NQ","Deng L","Du JS","Ren WT","Wang HZ"],"additional_accession":[]},"is_claimable":false,"name":"Aromatic pollutants rewire soil microbial carbon fixation via chain elongation.","description":"Widespread aromatic pollutants such as benzene, toluene, ethylbenzene, and xylene are traditionally considered to drive soil carbon loss through mineralization and ecotoxicity. Contrary to this view, our study reveals that low concentrations of these pollutants stimulate microbial carbon chain elongation-a previously overlooked carbon conversion pathway producing medium-chain fatty acids, thereby reshaping soil carbon dynamics. Using phased amplicon sequencing, metagenomics, and metaproteomics of soil microcosms amended with these compounds, we demonstrate that aromatic pollutants bidirectionally regulate carbon chain elongation at both taxonomic and molecular levels. These pollutants selectively enrich Clostridium sensu stricto 12 and Rummelibacillus while suppressing Acinetobacter, a key","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Jan","modification":"2026-06-06T01:14:32.997Z","creation":"2026-05-24T03:12:24.655Z"},"accession":"S-EPMC12694403","cross_references":{"pubmed":["41288577"],"doi":["10.1093/ismejo/wraf254"]}}