Evidence map›Paper›PMID 20962139›Full record

ArticleJournal of clinical microbiology2010

Molecular probes for diagnosis of clinically relevant bacterial infections in blood cultures.

Wendy L J Hansen, Judith Beuving, Cathrien A Bruggeman, Petra F G Wolffs

Abstract readComparative StudyEvaluation Study
In one paragraph

Article in Journal of clinical microbiology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

  1. Impact of same-day antibiotic susceptibility testing on time to appropriate antibiotic treatment of patients with bacteraemia: a randomised controlled trial.European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology · 2015
    Trial
  2. Article
  3. Review
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  5. Article
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  7. Article
  8. Developments for improved diagnosis of bacterial bloodstream infections.European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology · 2014
    Review
  9. Article
  10. Article
  11. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Wendy L J HansenDepartment of Medical Microbiology, Maastricht University Medical Center, P. Debyelaan 25, Maastricht 6202 AZ, Netherlands.
Judith Beuving
Cathrien A Bruggeman
Petra F G Wolffs

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Broad-range real-time PCR and sequencing of the 16S rRNA gene region is a widely known method for the detection and identification of bacteria in clinical samples. However, because of the need for sequencing, such identification of bacteria is time-consuming. The aim of our study was to develop a more rapid 16S real-time PCR-based identification assay using species- or genus-specific probes. The Gram-negative bacteria were divided into Pseudomonas species, Pseudomonas aeruginosa, Escherichia coli, and other Gram-negative species. Within the Gram-positive species, probes were designed for Staphylococcus species, Staphylococcus aureus, Enterococcus species, Streptococcus species, and Streptococcus pneumoniae. The assay also included a universal probe within the 16S rRNA gene region for the detection of all bacterial DNA. The assay was evaluated with a collection of 248 blood cultures. In this study, the universal probe and the probes targeting Pseudomonas spp., P. aeruginosa, E. coli, Streptococcus spp., S. pneumoniae, Enterococcus spp., and Staphylococcus spp. all had a sensitivity and specificity of 100%. The probe specific for S. aureus showed eight discrepancies, resulting in a sensitivity of 100% and a specificity of 93%. These data showed high agreement between conventional testing and our novel real-time PCR assay. Furthermore, this assay significantly reduced the time needed for identification. In conclusion, using pathogen-specific probes offers a faster alternative for pathogen detection and could improve the diagnosis of bloodstream infections.

Indexed as

Molecular ProbesBacteremiaBacteriaBacterial InfectionsBacteriological TechniquesBloodHumansPolymerase Chain ReactionRNA, BacterialRNA, Ribosomal, 16SSensitivity and SpecificityMolecular ProbesRNA, BacterialRNA, Ribosomal, 16S

Identifiers

PMID20962139
PMCPMC3008471

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.