Substantial differences in soil viral community composition within and among four Northern California habitats

Abstract Viruses contribute to food web dynamics and nutrient cycles in diverse ecosystems, yet the biogeographical patterns that underlie these viral dynamics are poorly understood, particularly in soil. Here, we identified trends in soil viral community composition in relation to habitat, moisture...

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Main Authors: Devyn M. Durham, Ella T. Sieradzki, Anneliek M. ter Horst, Christian Santos-Medellín, C. Winston A. Bess, Sara E. Geonczy, Joanne B. Emerson
Format: Article
Language:English
Published: Oxford University Press 2022-10-01
Series:ISME Communications
Online Access:https://doi.org/10.1038/s43705-022-00171-y
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author Devyn M. Durham
Ella T. Sieradzki
Anneliek M. ter Horst
Christian Santos-Medellín
C. Winston A. Bess
Sara E. Geonczy
Joanne B. Emerson
author_facet Devyn M. Durham
Ella T. Sieradzki
Anneliek M. ter Horst
Christian Santos-Medellín
C. Winston A. Bess
Sara E. Geonczy
Joanne B. Emerson
author_sort Devyn M. Durham
collection DOAJ
description Abstract Viruses contribute to food web dynamics and nutrient cycles in diverse ecosystems, yet the biogeographical patterns that underlie these viral dynamics are poorly understood, particularly in soil. Here, we identified trends in soil viral community composition in relation to habitat, moisture content, and physical distance. We generated 30 soil viromes from four distinct habitats (wetlands, grasslands, woodlands, and chaparral) by selectively capturing virus-sized particles prior to DNA extraction, and we recovered 3432 unique viral ‘species’ (dsDNA vOTUs). Viral communities differed significantly by soil moisture content, with viral richness generally higher in wet compared to dry soil habitats. However, vOTUs were rarely shared between viromes, including replicates <10 m apart, suggesting that soil viruses may not disperse well and that future soil viral community sampling strategies may need to account for extreme community differences over small spatial scales. Of the 19% of vOTUs detected in more than one virome, 93% were from the same habitat and site, suggesting greater viral community similarity in closer proximity and under similar environmental conditions. Within-habitat differences indicate that extensive sampling would be required for rigorous cross-habitat comparisons, and results highlight emerging paradigms of high viral activity in wet soils and soil viral community spatial heterogeneity.
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spelling doaj.art-791b45a66f744362abde87ab10efe4ca2024-04-03T02:12:15ZengOxford University PressISME Communications2730-61512022-10-01211510.1038/s43705-022-00171-ySubstantial differences in soil viral community composition within and among four Northern California habitatsDevyn M. Durham0Ella T. Sieradzki1Anneliek M. ter Horst2Christian Santos-Medellín3C. Winston A. Bess4Sara E. Geonczy5Joanne B. Emerson6Department of Plant Pathology, University of California DavisDepartment of Plant Pathology, University of California DavisDepartment of Plant Pathology, University of California DavisDepartment of Plant Pathology, University of California DavisDepartment of Plant Pathology, University of California DavisDepartment of Plant Pathology, University of California DavisDepartment of Plant Pathology, University of California DavisAbstract Viruses contribute to food web dynamics and nutrient cycles in diverse ecosystems, yet the biogeographical patterns that underlie these viral dynamics are poorly understood, particularly in soil. Here, we identified trends in soil viral community composition in relation to habitat, moisture content, and physical distance. We generated 30 soil viromes from four distinct habitats (wetlands, grasslands, woodlands, and chaparral) by selectively capturing virus-sized particles prior to DNA extraction, and we recovered 3432 unique viral ‘species’ (dsDNA vOTUs). Viral communities differed significantly by soil moisture content, with viral richness generally higher in wet compared to dry soil habitats. However, vOTUs were rarely shared between viromes, including replicates <10 m apart, suggesting that soil viruses may not disperse well and that future soil viral community sampling strategies may need to account for extreme community differences over small spatial scales. Of the 19% of vOTUs detected in more than one virome, 93% were from the same habitat and site, suggesting greater viral community similarity in closer proximity and under similar environmental conditions. Within-habitat differences indicate that extensive sampling would be required for rigorous cross-habitat comparisons, and results highlight emerging paradigms of high viral activity in wet soils and soil viral community spatial heterogeneity.https://doi.org/10.1038/s43705-022-00171-y
spellingShingle Devyn M. Durham
Ella T. Sieradzki
Anneliek M. ter Horst
Christian Santos-Medellín
C. Winston A. Bess
Sara E. Geonczy
Joanne B. Emerson
Substantial differences in soil viral community composition within and among four Northern California habitats
ISME Communications
title Substantial differences in soil viral community composition within and among four Northern California habitats
title_full Substantial differences in soil viral community composition within and among four Northern California habitats
title_fullStr Substantial differences in soil viral community composition within and among four Northern California habitats
title_full_unstemmed Substantial differences in soil viral community composition within and among four Northern California habitats
title_short Substantial differences in soil viral community composition within and among four Northern California habitats
title_sort substantial differences in soil viral community composition within and among four northern california habitats
url https://doi.org/10.1038/s43705-022-00171-y
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