Evidence map›Paper›PMID 28674418›Full record

ArticleScientific reports2017

Commensal-to-pathogen transition: One-single transposon insertion results in two pathoadaptive traits in Escherichia coli -macrophage interaction.

João T Proença, Duarte C Barral, Isabel Gordo

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.5field-weighted citation impact, top 12% 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

28 citing papers in PubMed, 56 citations in OpenAlex.

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  12. Interactions between host epithelial cells andEmerging microbes & infections · 2022
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  17. Bacteriocin: A natural approach for food safety and food security.Frontiers in bioengineering and biotechnology · 2022
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  19. Review
  20. Review
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

3 authors at 2 institutions in 1 country.

João T ProençaInstituto Gulbenkian de Ciência, R. Q.ta Grande 6, 2780-156, Oeiras, Portugal.
Duarte C BarralCEDOC, NOVA Medical School Faculdade de Ciências Médicas, Universidade NOVA de Lisboa, Lisboa, Portugal. duarte.barral@nms.unl.pt.
Isabel GordoInstituto Gulbenkian de Ciência, R. Q.ta Grande 6, 2780-156, Oeiras, Portugal. igordo@igc.gulbenkian.pt.
Instituto Gulbenkian de Ciência · PTUniversidade Nova de Lisboa · PT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Escherichia coli is both a harmless commensal in the intestines of many mammals, as well as a dangerous pathogen. The evolutionary paths taken by strains of this species in the commensal-to-pathogen transition are complex and can involve changes both in the core genome, as well in the pan-genome. One way to understand the likely paths that a commensal strain of E. coli takes when evolving pathogenicity is through experimentally evolving the strain under the selective pressures that it will have to withstand as a pathogen. Here, we report that a commensal strain, under continuous pressure from macrophages, recurrently acquired a transposable element insertion, which resulted in two key phenotypic changes: increased intracellular survival, through the delay of phagosome maturation and increased ability to escape macrophages. We further show that the acquisition of the pathoadaptive traits was accompanied by small but significant changes in the transcriptome of macrophages upon infection. These results show that under constant pressures from a key component of the host immune system, namely macrophage phagocytosis, commensal E. coli rapidly acquires pathoadaptive mutations that cause transcriptome changes associated to the host-microbe duet.

Indexed as

DNA Transposable ElementsHost-Pathogen InteractionsAnimalsEscherichia coliEscherichia coli InfectionsGenome, BacterialMacrophagesMiceMicrobial ViabilityMutagenesis, InsertionalMutationPhagocytosisPhagosomesRAW 264.7 CellsDNA Transposable Elements

Identifiers

PMID28674418
PMCPMC5495878
OpenAlexW2730117441

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.