Evidence map›Paper›PMID 23145790›Full record

ArticleBMC microbiology2012

Distribution and diversity of mycoplasma plasmids: lessons from cryptic genetic elements.

Marc Breton, Florence Tardy, Emilie Dordet-Frisoni, Eveline Sagne, Virginie Mick, Joël Renaudin, Pascal Sirand-Pugnet, Christine Citti, Alain Blanchard

Open access · goldAbstract read
In one paragraph

Article in BMC microbiology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
2.2field-weighted citation impact, top 14% 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

16 citing papers in PubMed, 32 citations in OpenAlex.

  1. Article
  2. Comparative genomics ofMicrobial genomics · 2023
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  8. Changes in antimicrobial susceptibility profiles ofCanadian journal of veterinary research = Revue canadienne de recherche veterinaire · 2019
    Article
  9. Contagious Agalactia In Sheep And Goats: Current Perspectives.Veterinary medicine (Auckland, N.Z.) · 2019
    Review
  10. Development ofApplied and environmental microbiology · 2017
    Article
  11. Identification and Characterization ofFrontiers in microbiology · 2017
    Article
  12. Article
  13. Article
  14. Article
  15. Review
  16. 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

9 authors at 3 institutions in 1 country.

Marc BretonUniversity Bordeaux, UMR 1332 Biologie du Fruit et Pathologie, 71 avenue Edouard Bourlaux, F-33140, Villenave d'Ornon, France.
Florence Tardy
Emilie Dordet-Frisoni
Eveline Sagne
Virginie Mick
Joël Renaudin
Pascal Sirand-Pugnet
Christine Citti
Alain Blanchard
Biologie du Fruit et Pathologie · FRÉcole Nationale Vétérinaire de Toulouse · FRPathophysiology, Diagnosis and Treatment of Bone Diseases · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe evolution of mycoplasmas from a common ancestor with Firmicutes has been characterized not only by genome down-sizing but also by horizontal gene transfer between mycoplasma species sharing a common host. The mechanisms of these gene transfers remain unclear because our knowledge of the mycoplasma mobile genetic elements is limited. In particular, only a few plasmids have been described within the Mycoplasma genus.

resultsWe have shown that several species of ruminant mycoplasmas carry plasmids that are members of a large family of elements and replicate via a rolling-circle mechanism. All plasmids were isolated from species that either belonged or were closely related to the Mycoplasma mycoides cluster; none was from the Mycoplasma bovis-Mycoplasma agalactiae group. Twenty one plasmids were completely sequenced, named and compared with each other and with the five mycoplasma plasmids previously reported. All plasmids share similar size and genetic organization, and present a mosaic structure. A peculiar case is that of the plasmid pMyBK1 from M. yeatsii; it is larger in size and is predicted to be mobilizable. Its origin of replication and replication protein were identified. In addition, pMyBK1 derivatives were shown to replicate in various species of the M. mycoides cluster, and therefore hold considerable promise for developing gene vectors. The phylogenetic analysis of these plasmids confirms the uniqueness of pMyBK1 and indicates that the other mycoplasma plasmids cluster together, apart from the related replicons found in phytoplasmas and in species of the clade Firmicutes.

conclusionsOur results unraveled a totally new picture of mycoplasma plasmids. Although they probably play a limited role in the gene exchanges that participate in mycoplasma evolution, they are abundant in some species. Evidence for the occurrence of frequent genetic recombination strongly suggests they are transmitted between species sharing a common host or niche.

Indexed as

Genetic VariationPlasmidsAnimalsCluster AnalysisDNA, BacterialGene OrderGene Transfer, HorizontalMolecular Sequence DataMycoplasma InfectionsMycoplasma mycoidesPhylogenyRecombination, GeneticRuminantsSequence Analysis, DNADNA, Bacterial

Identifiers

PMID23145790
PMCPMC3541243
OpenAlexW1997178300

What OpenQuestion holds

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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.