ArticleThe ISME journal2021
Distinct ecotypes within a natural haloarchaeal population enable adaptation to changing environmental conditions without causing population sweeps.
Article in The ISME journal, 2021. 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.
- Metagenomic insights into the taxonomic and metabolic diversity of the microbiome of Lake Karum in the Danakil Depression, Ethiopia.Environmental microbiome · 2026Article
- Taxonomy bias in metagenome-assembled genome recovery.Microbial genomics · 2026Article
- Stress-Driven Accelerated Evolution and Ecological Network Reconfiguration in Extremophilic Microbial Communities.Biology · 2026Review
- Sulfide-oxidizing potential and hypersalinity tolerance strategies in salt-crust covered coastal microbial mats.The ISME journal · 2026Article
- Metagenomics reveal unrestricted dispersal of extreme halophiles and higher connectivity among coastal vs. inland solar salterns and hypersaline lakes.ISME communications · 2026Article
- Domain-specific osmoadaptation revealed by metatranscriptomic analysis in hypersaline environments.Scientific reports · 2025Article
- Novel viruses of Haloquadratum walsbyi expand the known archaeal virosphere of hypersaline environments.The ISME journal · 2025Article
- Global dominance of Haloquadratum walsbyi by a single genomovar with distinct gene content and viral cohorts from close relatives.The ISME journal · 2025Article
- Essential nucleic acid omics: a theoretical foundation for early-stage users.Frontiers in bioinformatics · 2025Review
- Microbial species and intraspecies units exist and are maintained by ecological cohesiveness coupled to high homologous recombination.Nature communications · 2024Article
- Novel insights into the diversity of halophilic microorganisms and their functioning in hypersaline ecosystems.npj biodiversity · 2024Review
- Article
- Deciphering Microbial Adaptation in the Rhizosphere: Insights into Niche Preference, Functional Profiles, and Cross-Kingdom Co-occurrences.Microbial ecology · 2024Article
- Towards estimating the number of strains that make up a natural bacterial population.Nature communications · 2024Article
- An ANI gap within bacterial species that advances the definitions of intra-species units.mBio · 2024Article
- Ecological success of extreme halophiles subjected to recurrent osmotic disturbances is primarily driven by congeneric species replacement.The ISME journal · 2024Article
- Impact of dilution on stochastically driven methanogenic microbial communities of hypersaline anoxic sediments.FEMS microbiology ecology · 2023Article
- Article
- Aromatic compounds depurative and plant growth promotion rhizobacteria abilities ofFrontiers in microbiology · 2023Article
- Conditional Alternative Protein Splicing Promoted by Inteins fromBiochemistry · 2022Article
Corrections and comments
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Authors and funding
10 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Microbial communities thriving in hypersaline brines of solar salterns are highly resistant and resilient to environmental changes, and salinity is a major factor that deterministically influences community structure. Here, we demonstrate that this resilience occurs even after rapid osmotic shocks caused by a threefold change in salinity (a reduction from 34 to 12% salts) leading to massive amounts of archaeal cell lysis. Specifically, our temporal metagenomic datasets identified two co-occurring ecotypes within the most dominant archaeal population of the brines Haloquadratum walsbyi that exhibited different salt concentration preferences. The dominant ecotype was generally more abundant and occurred in high-salt conditions (34%); the low abundance ecotype always co-occurred but was enriched at salinities around 20% or lower and carried unique gene content related to solute transport and gene regulation. Despite their apparent distinct ecological preferences, the ecotypes did not outcompete each other presumably due to weak functional differentiation between them. Further, the osmotic shock selected for a temporal increase in taxonomic and functional diversity at both the Hqr. walsbyi population and whole-community levels supporting the specialization-disturbance hypothesis, that is, the expectation that disturbance favors generalists. Altogether, our results provide new insights into how intraspecies diversity is maintained in light of substantial gene-content differences and major environmental perturbations.
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