Evidence map›Paper›PMID 12957958›Full record

ArticleApplied and environmental microbiology2003

Toward an international standard for PCR-based detection of food-borne thermotolerant Campylobacters: assay development and analytical validation.

P S Lübeck, P Wolffs, S L W On, P Ahrens, P Rådström, J Hoorfar

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Article in Applied and environmental microbiology, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing 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

21 citing papers in PubMed.

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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

6 authors.

P S LübeckDanish Veterinary Institute, DK-1790 Copenhagen, Denmark.
P Wolffs
S L W On
P Ahrens
P Rådström
J Hoorfar

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

As part of a European research project (FOOD-PCR), we developed a standardized and robust PCR detection assay specific for the three most frequently reported food-borne pathogenic Campylobacter species, C. jejuni, C. coli, and C. lari. Fifteen published and unpublished PCR primers targeting the 16S rRNA gene were tested in all possible pairwise combinations, as well as two published primers targeting the 23S rRNA gene. A panel of 150 strains including target and nontarget strains was used in an in-house validation. Only one primer pair, OT1559 plus 18-1, was found to be selective. The inclusivity and exclusivity were 100 and 97%, respectively. In an attempt to find a thermostable DNA polymerase more resistant than Taq to PCR inhibitors present in chicken samples, three DNA polymerases were evaluated. The DNA polymerase Tth was not inhibited at a concentration of 2% (vol/vol) chicken carcass rinse, unlike both Taq DNA polymerase and DyNAzyme. Based on these results, Tth was selected as the most suitable enzyme for the assay. The standardized PCR test described shows potential for use in large-scale screening programs for food-borne Campylobacter species under the assay conditions specified.

Indexed as

Food MicrobiologyBase SequenceCampylobacterCampylobacter coliCampylobacter jejuniCampylobacter lariDNA-Directed DNA PolymeraseDNA PrimersEnzyme StabilityHot TemperaturePolymerase Chain ReactionReproducibility of ResultsRNA, Ribosomal, 16SSensitivity and SpecificityThermodynamicsDNA-Directed DNA PolymeraseDNA PrimersRNA, Ribosomal, 16S

Identifiers

PMID12957958
PMCPMC194918

What OpenQuestion holds

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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.