Evidence map›Paper›PMID 26631971›Full record

ArticleScientific reports2015

Re-engineering cellular physiology by rewiring high-level global regulatory genes.

Stephen Fitzgerald, Shane C Dillon, Tzu-Chiao Chao, Heather L Wiencko, Karsten Hokamp, Andrew D S Cameron, Charles J Dorman

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2015. 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
2.2field-weighted citation impact, top 11% 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

15 citing papers in PubMed, 25 citations in OpenAlex.

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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 2 institutions in 2 countries.

Stephen FitzgeraldDepartment of Microbiology, Moyne Institute of Preventive Medicine, Trinity College Dublin, Dublin 2, Ireland.
Shane C DillonDepartment of Microbiology, Moyne Institute of Preventive Medicine, Trinity College Dublin, Dublin 2, Ireland.
Tzu-Chiao ChaoDepartment of Biology, University of Regina, Saskatchewan, Canada.
Heather L WienckoDepartment of Genetics, Smurfit Institute, Trinity College Dublin, Dublin 2, Ireland.
Karsten HokampDepartment of Genetics, Smurfit Institute, Trinity College Dublin, Dublin 2, Ireland.
Andrew D S CameronDepartment of Biology, University of Regina, Saskatchewan, Canada.
Charles J DormanDepartment of Microbiology, Moyne Institute of Preventive Medicine, Trinity College Dublin, Dublin 2, Ireland.
Trinity College Dublin · IEUniversity of Regina · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Knowledge of global regulatory networks has been exploited to rewire the gene control programmes of the model bacterium Salmonella enterica serovar Typhimurium. The product is an organism with competitive fitness that is superior to that of the wild type but tuneable under specific growth conditions. The paralogous hns and stpA global regulatory genes are located in distinct regions of the chromosome and control hundreds of target genes, many of which contribute to stress resistance. The locations of the hns and stpA open reading frames were exchanged reciprocally, each acquiring the transcription control signals of the other. The new strain had none of the compensatory mutations normally associated with alterations to hns expression in Salmonella; instead it displayed rescheduled expression of the stress and stationary phase sigma factor RpoS and its regulon. Thus the expression patterns of global regulators can be adjusted artificially to manipulate microbial physiology, creating a new and resilient organism.

Indexed as

Gene Expression Regulation, BacterialBacterial ProteinsDNA-Binding ProteinsGene Regulatory NetworksMolecular ChaperonesOpen Reading FramesSalmonella typhimuriumSigma FactorBacterial ProteinsDNA-Binding ProteinsMolecular ChaperonesSigma Factorsigma factor KatF protein, BacteriaStpA protein, Salmonella typhimurium

Identifiers

PMID26631971
PMCPMC4668568
OpenAlexW2400468090

What OpenQuestion holds

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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.