Evidence map›Paper›PMID 28913868›Full record

ArticleMicrobiologyOpen2017

Alterations of c-di-GMP turnover proteins modulate semi-constitutive rdar biofilm formation in commensal and uropathogenic Escherichia coli.

Annika Cimdins, Roger Simm, Fengyang Li, Petra Lüthje, Kaisa Thorell, Åsa Sjöling, Annelie Brauner, Ute Römling

Abstract read
In one paragraph

Article in MicrobiologyOpen, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

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  18. Repeated Isolation of Extended-Spectrum-β-Lactamase-PositiveAntimicrobial agents and chemotherapy · 2019
    Article
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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

8 authors.

Annika CimdinsDepartment of Microbiology, Tumor, and Cell Biology, Karolinska Institutet, Stockholm, Sweden.ORCID 0000-0001-7414-9914
Roger SimmNorwegian Veterinary Institute, Oslo, Norway.ORCID 0000-0001-5187-2456
Fengyang LiDepartment of Microbiology, Tumor, and Cell Biology, Karolinska Institutet, Stockholm, Sweden.ORCID 0000-0001-5102-6284
Petra LüthjeDepartment of Microbiology, Tumor, and Cell Biology, Karolinska Institutet, Stockholm, Sweden.
Kaisa ThorellDepartment of Microbiology, Tumor, and Cell Biology, Karolinska Institutet, Stockholm, Sweden.ORCID 0000-0002-4447-8968
Åsa SjölingDepartment of Microbiology, Tumor, and Cell Biology, Karolinska Institutet, Stockholm, Sweden.ORCID 0000-0003-1529-1720
Annelie BraunerDepartment of Microbiology, Tumor, and Cell Biology, Karolinska Institutet, Stockholm, Sweden.ORCID 0000-0001-5533-6837
Ute RömlingDepartment of Microbiology, Tumor, and Cell Biology, Karolinska Institutet, Stockholm, Sweden.ORCID 0000-0003-3812-6621

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Agar plate-based biofilm of enterobacteria like Escherichia coli is characterized by expression of the extracellular matrix components amyloid curli and cellulose exopolysaccharide, which can be visually enhanced upon addition of the dye Congo Red, resulting in a red, dry, and rough (rdar) colony morphology. Expression of the rdar morphotype depends on the transcriptional regulator CsgD and occurs predominantly at ambient temperature in model strains. In contrast, commensal and pathogenic isolates frequently express the csgD-dependent rdar morphotype semi-constitutively, also at human host body temperature. To unravel the molecular basis of temperature-independent rdar morphotype expression, biofilm components and c-di-GMP turnover proteins of seven commensal and uropathogenic E. coli isolates were analyzed. A diversity within the c-di-GMP signaling network was uncovered which suggests alteration of activity of the trigger phosphodiesterase YciR to contribute to (up)regulation of csgD expression and consequently semi-constitutive rdar morphotype development.

Indexed as

BiofilmsAmino Acid SubstitutionCyclic GMPEnzyme ActivationEscherichia coli ProteinsGene Expression ProfilingGenome, BacterialHumansMutationPhenotypePhylogenyUropathogenic Escherichia colibis(3',5')-cyclic diguanylic acidCyclic GMPEscherichia coli Proteinsc-di-GMPcelluloseCsgDcurlirdar biofilmsemi-constitutive biofilm formation

Identifiers

PMID28913868
PMCPMC5635171

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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.