Evidence map›Paper›PMID 17993550›Full record

ArticleApplied and environmental microbiology2008

Prevalence of lysogeny among soil bacteria and presence of 16S rRNA and trzN genes in viral-community DNA.

Dhritiman Ghosh, Krishnakali Roy, Kurt E Williamson, David C White, K Eric Wommack, Kerry L Sublette, Mark Radosevich

Abstract read
In one paragraph

Article in Applied and environmental microbiology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
6.4field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

48 citing papers in PubMed, 146 citations in OpenAlex.

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  8. Microorganisms · 2025
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  12. Review
  13. The role of rhizosphere phages in soil health.FEMS microbiology ecology · 2024
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 4 institutions in 1 country.

Dhritiman GhoshBiosystems Engineering and Soil Science, University of Tennessee, Knoxville, Tennessee 37996-4531, USA.
Krishnakali Roy
Kurt E Williamson
David C White
K Eric Wommack
Kerry L Sublette
Mark Radosevich
University of Tennessee at Knoxville · USBiotechnology Institute · USJ. Craig Venter Institute · USUniversity of Tulsa · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacteriophages are very abundant in the biosphere, and viral infection is believed to affect the activity and genetic diversity of bacterial communities in aquatic environments. Lysogenic conversion, for example, can improve host fitness and lead to phage-mediated horizontal gene transfer. However, little is known about lysogeny and transduction in the soil environment. In this study we employed atrazine-impregnated Bio-Sep beads (a cell immobilization matrix) to sample active microbiota from soils with prior pesticide exposure history. Once recovered from soil, the bead communities were induced with mitomycin C (MC), and viral and bacterial abundances were determined to evaluate the incidence of inducible prophage in soil bacteria. The inducible fraction calculated within bead communities was high (ca. 85%) relative to other studies in aquatic and sedimentary environments. Moreover, the bacterial genes encoding 16S rRNA and trzN, a chlorohydrolase gene responsible for dehalogenation of atrazine, were detected by PCR in the viral DNA fraction purified from MC-induced bead communities. A diverse collection of actinobacterial 16S rRNA gene sequences occurred within the viral DNA fraction of induced, water-equilibrated beads. Similar results were observed in induced atrazine-equilibrated beads, where 77% of the cloned sequences were derived from actinobacterial lineages. Heterogeneous 16S rRNA gene sequences consisting of fragments from two different taxa were detected in the clone libraries. The results suggest that lysogeny is a prevalent reproductive strategy among soil bacteriophages and that the potential for horizontal gene transfer via transduction is significant in soil microbial communities.

Indexed as

ActinomycetalesAtrazineBacteriaBacterial ProteinsBacteriophagesDNA, ViralGene Expression Regulation, BacterialGene Transfer, HorizontalLysogenyMicroscopy, Electron, TransmissionMitomycinPolymerase Chain ReactionPolystyrenesRNA, Ribosomal, 16SSoil MicrobiologyAmberlite XAD-2 resinAtrazineBacterial ProteinsDNA, ViralMitomycinPolystyrenesRNA, Ribosomal, 16S

Identifiers

PMID17993550
PMCPMC2223242
OpenAlexW2033134895

What OpenQuestion holds

Textmetadata
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.