ArticleISME communications2023
Ultra-small bacteria and archaea exhibit genetic flexibility towards groundwater oxygen content, and adaptations for attached or planktonic lifestyles.
Article in ISME communications, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.
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Who cites it
21 citing papers in PubMed.
- Microbial ecology of shallow groundwater ecosystems.Nature reviews. Microbiology · 2026Review
- Groundwater microbial communities across the terrestrial subsurface.Nature microbiology · 2026Review
- Summer drought impacts micropredator abundance and microbial food web structure in a rewetted fen peatland.ISME communications · 2026Article
- Diverse Patescibacteria assemblages and prevalence of ultra-small free-living Parcubacteria along a subterranean estuary.mSystems · 2025Article
- Genetic exchange shapes ultra-small Patescibacteria metabolic capacities in the terrestrial subsurface.mSystems · 2025Article
- Two novel Patescibacteria:mBio · 2025Article
- Article
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- Protozoa-enhanced conjugation frequency alters the dissemination of soil antibiotic resistance.The ISME journal · 2025Article
- Carbon and microbes in a degrading palsa mire are distinct from a peatland and a wider connected sub-Arctic fluvial system.ISME communications · 2025Article
- Interstitial microbial communities of coastal sediments are dominated byFrontiers in microbiology · 2025Article
- Site-specific incubations reveal biofilm diversity and functional adaptations in deep, ancient desert aquifers.Frontiers in microbiology · 2025Article
- Primary succession of microbial communities in an aquifer from the Covey Hill formation in Quebec, Canada.Frontiers in microbiology · 2025Article
- Viral Diversity and Ecological Impact of DNA Viruses in Dominant Tick Species in China.Microorganisms · 2024Article
- Article
- Genome-resolved metaproteogenomic and nanosolid characterization of an inactive vent chimney densely colonized by enigmatic DPANN archaea.The ISME journal · 2024Article
- High niche specificity and host genetic diversity of groundwater viruses.The ISME journal · 2024Article
- Novel candidate taxa contribute to key metabolic processes in Fennoscandian Shield deep groundwaters.ISME communications · 2024Article
- Removal of metals and emergent contaminants from liquid digestates in constructed wetlands for agricultural reuse.Frontiers in microbiology · 2024Article
- Uncultivated DPANN archaea are ubiquitous inhabitants of global oxygen deficient zones with diverse metabolic potential.bioRxiv : the preprint server for biology · 2023Article
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Authors and funding
6 authors.
Funding
Abstract
Aquifers are populated by highly diverse microbial communities, including unusually small bacteria and archaea. The recently described Patescibacteria (or Candidate Phyla Radiation) and DPANN radiation are characterized by ultra-small cell and genomes sizes, resulting in limited metabolic capacities and probable dependency on other organisms to survive. We applied a multi-omics approach to characterize the ultra-small microbial communities over a wide range of aquifer groundwater chemistries. Results expand the known global range of these unusual organisms, demonstrate the wide geographical range of over 11,000 subsurface-adapted Patescibacteria, Dependentiae and DPANN archaea, and indicate that prokaryotes with ultra-small genomes and minimalistic metabolism are a characteristic feature of the terrestrial subsurface. Community composition and metabolic activities were largely shaped by water oxygen content, while highly site-specific relative abundance profiles were driven by a combination of groundwater physicochemistries (pH, nitrate-N, dissolved organic carbon). We provide insights into the activity of ultra-small prokaryotes with evidence that they are major contributors to groundwater community transcriptional activity. Ultra-small prokaryotes exhibited genetic flexibility with respect to groundwater oxygen content, and transcriptionally distinct responses, including proportionally greater transcription invested into amino acid and lipid metabolism and signal transduction in oxic groundwater, along with differences in taxa transcriptionally active. Those associated with sediments differed from planktonic counterparts in species composition and transcriptional activity, and exhibited metabolic adaptations reflecting a surface-associated lifestyle. Finally, results showed that groups of phylogenetically diverse ultra-small organisms co-occurred strongly across sites, indicating shared preferences for groundwater conditions.
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