Evidence map›Paper›PMID 18587153›Full record

ArticleNucleic acids research2008

Survey of group I and group II introns in 29 sequenced genomes of the Bacillus cereus group: insights into their spread and evolution.

Nicolas J Tourasse, Anne-Brit Kolstø

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
8.5field-weighted citation impact, top 2% 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

38 citing papers in PubMed, 60 citations in OpenAlex.

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  15. Article
  16. Review
  17. Article
  18. Bacterial genome instability.Microbiology and molecular biology reviews : MMBR · 2014
    Review
  19. Article
  20. Article
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

2 authors at 1 institution in 1 country.

Nicolas J TourasseLaboratory for Microbial Dynamics (LaMDa), Department of Pharmaceutical Biosciences, University of Oslo, Oslo, Norway.
Anne-Brit Kolstø
University of Oslo · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Group I and group II introns are different catalytic self-splicing and mobile RNA elements that contribute to genome dynamics. In this study, we have analyzed their distribution and evolution in 29 sequenced genomes from the Bacillus cereus group of bacteria. Introns were of different structural classes and evolutionary origins, and a large number of nearly identical elements are shared between multiple strains of different sources, suggesting recent lateral transfers and/or that introns are under a strong selection pressure. Altogether, 73 group I introns were identified, inserted in essential genes from the chromosome or newly described prophages, including the first elements found within phages in bacterial plasmids. Notably, bacteriophages are an important source for spreading group I introns between strains. Furthermore, 77 group II introns were found within a diverse set of chromosomal and plasmidic genes. Unusual findings include elements located within conserved DNA metabolism and repair genes and one intron inserted within a novel retroelement. Group II introns are mainly disseminated via plasmids and can subsequently invade the host genome, in particular by coupling mobility with host cell replication. This study reveals a very high diversity and variability of mobile introns in B. cereus group strains.

Indexed as

Evolution, MolecularGenome, BacterialIntronsRetroelementsBacillus cereusBacillus thuringiensisBase SequenceComputational BiologyDNA, IntergenicGenomicsMolecular Sequence DataPhylogenyProphagesRNA, CatalyticSequence AlignmentDNA, IntergenicRetroelementsRNA, Catalytic

Identifiers

PMID18587153
PMCPMC2504315
OpenAlexW2112819982

What OpenQuestion holds

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LicenceCC BY-NC
Read underepoch 390

Registered trials

None linked

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.