Evidence map›Paper›PMID 30359449›Full record

ArticlePloS one2018

Rapid detection and differentiation of Salmonella species, Salmonella Typhimurium and Salmonella Enteritidis by multiplex quantitative PCR.

Raymond Heymans, Amir Vila, Caroliene A M van Heerwaarden, Claudia C C Jansen, Greetje A A Castelijn, Menno van der Voort, Elisabeth G Biesta-Peters

Abstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing 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

42 citing papers in PubMed.

  1. Article
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  7. Article
  8. High-throughput multiplex qPCR for distinguishing Salmonella serovars Heidelberg, Enteritidis, Typhimurium, Gallinarum, and Pullorum.Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] · 2025
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Toward same-day detection ofFrontiers in microbiology · 2025
    Article
  14. Article
  15. Review
  16. Article
  17. Review
  18. Establishment of a Simple, Sensitive, and SpecificFoods (Basel, Switzerland) · 2024
    Article
  19. Antibiotic Resistance Profile ofMicroorganisms · 2024
    Article
  20. 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

7 authors.

Raymond HeymansNetherlands Food and Consumer Product Safety Authority, Directorate Enforcement, Laboratories division, Laboratory for Feed and Food Safety & Product Safety, Wageningen, the Netherlands.ORCID 0000-0002-3432-5626
Amir VilaNetherlands Food and Consumer Product Safety Authority, Directorate Enforcement, Laboratories division, Laboratory for Feed and Food Safety & Product Safety, Wageningen, the Netherlands.
Caroliene A M van HeerwaardenNetherlands Food and Consumer Product Safety Authority, Directorate Enforcement, Laboratories division, Laboratory for Feed and Food Safety & Product Safety, Wageningen, the Netherlands.
Claudia C C JansenNetherlands Food and Consumer Product Safety Authority, Directorate Enforcement, Laboratories division, Laboratory for Feed and Food Safety & Product Safety, Wageningen, the Netherlands.
Greetje A A CastelijnNetherlands Food and Consumer Product Safety Authority, Directorate Enforcement, Laboratories division, Laboratory for Feed and Food Safety & Product Safety, Wageningen, the Netherlands.
Menno van der VoortNetherlands Food and Consumer Product Safety Authority, Directorate Enforcement, Laboratories division, Laboratory for Feed and Food Safety & Product Safety, Wageningen, the Netherlands.
Elisabeth G Biesta-PetersNetherlands Food and Consumer Product Safety Authority, Directorate Enforcement, Laboratories division, Laboratory for Feed and Food Safety & Product Safety, Wageningen, the Netherlands.ORCID 0000-0003-0947-1258

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A multiplex quantitative PCR (qPCR) was developed and evaluated for the simultaneous detection of Salmonella spp., S. enterica serovar Typhimurium and S. enterica serovar Enteritidis in various (food) matrices. Early and fast detection of these pathogens facilitates effective intervention and prevents further distribution of contaminated food products on the market. Three primer and probe sets were designed to target the invA gene, the STM4200 gene, and the SEN1392 gene to detect and differentiate Salmonella spp., S. Typhimurium, and S. Enteritidis, respectively. The multiplex qPCR targeting these three genes was optimized for efficiency and linearity. By testing 225 Salmonella isolates and 34 non-Salmonella isolates from various sources the inclusivity and exclusivity were determined. The inclusivity of the multiplex qPCR was 100% for all Salmonella isolates, including 72 S. Typhimurium isolates, and 53 S. Enteritidis isolates. The exclusivity for Salmonella spp., S. Typhimurium, and S. Enteritidis was 100%, 94.6%, and 100%, respectively. No positive results were reported for non-Salmonella isolates. The limit of detection (LOD) for the qPCR was determined for the matrices poultry, minced meat, egg, herbs/spices, powdered milk, fish, animal feed, boot-socks with chicken feces and chicken down. LOD values for qPCR and the conventional culture methods were similar, except for the matrix boot-socks and down, for which the LOD for the conventional culture methods performed better than the qPCR method. In conclusion, the multiplex qPCR assay developed allows for rapid screening of Salmonella spp., S. Typhimurium, and S. Enteritidis in various (food) matrices.

Indexed as

Food MicrobiologyAnimalsBacterial ProteinsFood SafetyLimit of DetectionMeatMultiplex Polymerase Chain ReactionPoultrySalmonellaSeafoodBacterial ProteinsinvA protein, Bacteria

Identifiers

PMID30359449
PMCPMC6201931

What OpenQuestion holds

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LicenceCC BY
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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.