Evidence map›Paper›PMID 26543856›Full record

ArticleBioMed research international2015

Occurrence, Persistence, and Virulence Potential of Listeria ivanovii in Foods and Food Processing Environments in the Republic of Ireland.

Avelino Alvarez-Ordóñez, Dara Leong, Ciara A Morgan, Colin Hill, Cormac G M Gahan, Kieran Jordan

Abstract read
In one paragraph

Article in BioMed research international, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. Article
  2. Frontiers in veterinary science · 2026
    Review
  3. Microorganisms · 2025
    Review
  4. Article
  5. Article
  6. Review
  7. Article
  8. Article
  9. Two PrevalentFrontiers in veterinary science · 2020
    Article
  10. Article
  11. 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

6 authors.

Avelino Alvarez-OrdóñezTeagasc Food Research Centre, Moorepark, Fermoy, County Cork, Ireland.
Dara LeongTeagasc Food Research Centre, Moorepark, Fermoy, County Cork, Ireland.
Ciara A MorganSchool of Microbiology, University College Cork, Cork, Ireland.
Colin HillSchool of Microbiology, University College Cork, Cork, Ireland.
Cormac G M GahanSchool of Microbiology, University College Cork, Cork, Ireland.
Kieran JordanTeagasc Food Research Centre, Moorepark, Fermoy, County Cork, Ireland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The aim of this study was to assess the occurrence of L. ivanovii in foods and food processing environments in Ireland, to track persistence, and to characterize the disease causing potential of the isolated strains. A total of 2,006 samples (432 food samples and 1,574 environmental swabs) were collected between March 2013 and March 2014 from 48 food business operators (FBOs) belonging to different production sectors (dairy, fish, meat, and fresh-cut vegetable). Six of the forty-eight FBOs had samples positive for L. ivanovii on at least one sampling occasion. L. ivanovii was present in fifteen samples (fourteen environmental samples and one food sample). All but one of those positive samples derived from the dairy sector, where L. ivanovii prevalence was 1.7%. Six distinguishable pulsotypes were obtained by PFGE analysis, with one pulsotype being persistent in the environment of a dairy food business. Sequence analysis of the sigB gene showed that fourteen isolates belonged to L. ivanovii subsp. londoniensis, while only one isolate was L. ivanovii subsp. ivanovii. Cell invasion assays demonstrated that the majority of L. ivanovii strains were comparable to L. monocytogenes EGDe in their ability to invade CACO-2 epithelial cells whilst four isolates had significantly higher invasion efficiencies.

Indexed as

Food MicrobiologyAnimalsCaco-2 CellsDairy ProductsElectrophoresis, Gel, Pulsed-FieldEnvironmental MonitoringEpithelial CellsFood ContaminationFood HandlingFood IndustryHumansIrelandListeriaListeriosisMeatSeafood

Identifiers

PMID26543856
PMCPMC4620271

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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.