Evidence map›Paper›PMID 19534604›Full record

ArticleDNA and cell biology2009

Prevalence of genes encoding the type three secretion system and the effectors AexT and AexU in the Aeromonas veronii group.

Adam C Silver, Joerg Graf

Abstract read
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In one paragraph

Article in DNA and cell biology, 2009. 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
3.0field-weighted citation impact, top 10% 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, 29 citations in OpenAlex.

  1. Genomic insights intoFrontiers in microbiology · 2026
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  2. Genomic Characterization ofAntibiotics (Basel, Switzerland) · 2023
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Adam C SilverDepartment of Molecular and Cell Biology, University of Connecticut, Storrs, 06269, USA.
Joerg Graf
University of Connecticut · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The prevalence of important virulence factors, the type III secretion system (T3SS) and two T3SS-dependent toxins, AexT and AexU, was evaluated in the Aeromonas veronii group (AVG). Members of the AVG have a broad host range, including vertebrates and invertebrates, and form a variety of associations, spanning from pathogenic to mutualistic. Our AVG strain collection consists of human, duck, eel, and leech isolates. These isolates were examined for the presence of the T3SS, AexT, and AexU through PCR analysis. Two loci of the T3SS, ascV and ascF-ascG, and aexT and aexU were PCR amplified and sequenced from these isolates. All 20 environmental and clinical isolates possessed the T3SS and both effectors, which indicates a much greater prevalence than reported by previous studies. Sequence analysis of the C-terminal domains of aexT and aexU revealed a much higher nucleotide substitution rate for aexU (19.7%) when compared to aexT (4%). The lack of sequence variability among aexT homologs suggests that it has a conserved function among the AVG. The increased variation of the aexU sequence suggests the presence of different alleles, which indicates that it may serve different functions.

Indexed as

AeromonasAmino Acid SequenceAnimalsBacterial ProteinsDNA, BacterialDucksEelsGram-Negative Bacterial InfectionsHumansLeechesMolecular Sequence DataSequence Analysis, DNASequence Homology, Amino AcidVirulenceVirulence FactorsBacterial ProteinsDNA, BacterialVirulence Factors

Identifiers

PMID19534604
OpenAlexW2056857102

What OpenQuestion holds

Textmetadata
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.