{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Huang J"],"funding":["Third Xinjiang Scientific Expedition Program","National Natural Science Foundation of China"],"pagination":["e0258825"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12915352"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["92(2)"],"pubmed_abstract":["Extreme arid ecosystems present significant environmental challenges, yet the mechanisms by which habitat heterogeneity (e.g., salinity gradients, soil-sediment contrasts) shapes microbial community assembly and functional specialization remain poorly understood. This study integrated culture-dependent and culture-independent approaches to investigate microbial diversity, assembly processes, and metabolic potential across wasteland soils, desert soils, and saline lake sediments in the Turpan-Hami Basin. High-throughput sequencing revealed habitat-specific patterns, with lake sediments exhibiting significantly greater OTU richness and Shannon diversity than wasteland and desert soils (<i>P</i> < 0.05). These shifts were driven by salinity-dependent taxonomic succession, notably the dominanc"],"journal":["Applied and environmental microbiology"],"pubmed_title":["Habitat heterogeneity drives microbial community assembly and functional specialization in extremely arid ecosystems."],"pmcid":["PMC12915352"],"funding_grant_id":["42202338","2022xjkk1204","2022xjkk1200"],"pubmed_authors":["Zhang G","Han J-R","Rustamova N","Liu Y","Li S","Huang J","Cai M","Han M","Li W-J","Jiang H","Dong L","Fang B"],"additional_accession":[]},"is_claimable":false,"name":"Habitat heterogeneity drives microbial community assembly and functional specialization in extremely arid ecosystems.","description":"Extreme arid ecosystems present significant environmental challenges, yet the mechanisms by which habitat heterogeneity (e.g., salinity gradients, soil-sediment contrasts) shapes microbial community assembly and functional specialization remain poorly understood. This study integrated culture-dependent and culture-independent approaches to investigate microbial diversity, assembly processes, and metabolic potential across wasteland soils, desert soils, and saline lake sediments in the Turpan-Hami Basin. High-throughput sequencing revealed habitat-specific patterns, with lake sediments exhibiting significantly greater OTU richness and Shannon diversity than wasteland and desert soils (<i>P</i> < 0.05). These shifts were driven by salinity-dependent taxonomic succession, notably the dominanc","dates":{"release":"2026-01-01T00:00:00Z","publication":"2026 Feb","modification":"2026-07-16T06:33:00.185Z","creation":"2026-07-09T10:39:48.918Z"},"accession":"S-EPMC12915352","cross_references":{"pubmed":["41589897"],"doi":["10.1128/aem.02588-25"]}}