Evidence map›Paper›PMID 20657845›Full record

ArticlePloS one2010

Whole-genome sequencing reveals distinct mutational patterns in closely related laboratory and naturally propagated Francisella tularensis strains.

Andreas Sjödin, Kerstin Svensson, Marie Lindgren, Mats Forsman, Pär Larsson

Abstract read
In one paragraph

Article in PloS one, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
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

15 citing papers in PubMed.

  1. Article
  2. Identification of an Attenuated Substrain ofPathogens (Basel, Switzerland) · 2021
    Article
  3. Virulence ofMicroorganisms · 2020
    Article
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  14. Article
  15. Regulation of francisella tularensis virulence.Frontiers in microbiology · 2010
    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

5 authors.

Andreas SjödinDivision of CBRN Security and Defence, FOI--Swedish Defence Research Agency, Umeå, Sweden.
Kerstin Svensson
Marie Lindgren
Mats Forsman
Pär Larsson

Funding

Development of live Francisella tularensis vaccinesR01AI060689 · NIAID · UMEA UNIVERSITY · PI SJOSTEDT, ANDERS BO · 2005 to 2009
$1.3M
NIAID NIH HHS AI60689NIAID NIH HHS R01 AI060689
6 · The paper itself

Abstract

The F. tularensis type A strain FSC198 from Slovakia and a second strain FSC043, which has attenuated virulence, are both considered to be derivatives of the North American F. tularensis type A strain SCHU S4. These strains have been propagated under different conditions: the FSC198 has undergone natural propagation in the environment, while the strain FSC043 has been cultivated on artificial media in laboratories. Here, we have compared the genome sequences of FSC198, FSC043, and SCHU S4 to explore the possibility that the contrasting propagation conditions may have resulted in different mutational patterns. We found four insertion/deletion events (INDELs) in the strain FSC043, as compared to the SCHU S4, while no single nucleotide polymorphisms (SNPs) or variable number of tandem repeats (VNTRs) were identified. This result contrasts with previously reported findings for the strain FSC198, where eight SNPs and three VNTR differences, but no INDELs exist as compared to the SCHU S4 strain. The mutations detected in the laboratory and naturally propagated type A strains, respectively, demonstrate distinct patterns supporting that analysis of mutational spectra might be a useful tool to reveal differences in past growth conditions. Such information may be useful to identify leads in a microbial forensic investigation.

Indexed as

Francisella tularensisGenome, BacterialINDEL MutationMinisatellite RepeatsModels, TheoreticalMutationPolymorphism, Single NucleotideSequence Analysis, DNA

Identifiers

PMID20657845
PMCPMC2906517

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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.