Evidence map›Paper›PMID 7883890›Full record

ArticleJournal of clinical microbiology1994

Rapid identification of bacteria by PCR-single-strand conformation polymorphism.

M N Widjojoatmodjo, A C Fluit, J Verhoef

Open access · bronzeAbstract read
In one paragraph

Article in Journal of clinical microbiology, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed
4.4field-weighted citation impact, top 5% 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

25 citing papers in PubMed, 98 citations in OpenAlex.

  1. Plant Growth-Promoting Ability of MycorrhizalFrontiers in microbiology · 2022
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  11. False-positive results and contamination in nucleic acid amplification assays: suggestions for a prevent and destroy strategy.European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology · 2004
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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

3 authors at 1 institution in 1 country.

M N WidjojoatmodjoEijkman Winkler Institute for Medical and Clinical Microbiology, University Hospital Utrecht, The Netherlands.
A C Fluit
J Verhoef
University Medical Center Utrecht · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A new molecular biological approach for the identification of bacteria is described. This approach employs PCR of bacterial cell lysates with conserved primers located in the 16S rRNA sequence flanking a variable region, and analysis of the amplified product was based on the principle of single-strand conformation polymorphism (SSCP). The PCR product was denatured and separated on a nondenaturing polyacrylamide gel. SSCP patterns were detected by silver staining the nucleic acids. The mobility of the single-stranded DNA is sequence dependent and could be used to identify the unknown bacteria. Feasibility of the technique was demonstrated for a broad panel of gram-negative and gram-positive bacteria. We tested over 100 strains of bacteria representing 15 genera and 40 species. With the use of only two primer sets, P11P-P13P and ER10-ER11, we were capable to discriminate the tested species at the genus and species levels. Species-specific patterns were obtained for, e.g., Clostridium spp., Listeria spp., Pseudomonas spp., and Enterobacter spp. PCR-SSCP is a sensitive technique; e.g., the sensitivity obtained for Escherichia coli cells was 30 CFU. This technique is a simple and rapid method for the detection and identification of a wide spectrum of bacteria by whole-cell-based PCR amplification with the use of conserved primers and identification by nondenaturing gel electrophoresis.

Indexed as

Polymorphism, Single-Stranded ConformationalBacteriaDNA, BacterialPolymerase Chain ReactionRNA, Ribosomal, 16SDNA, BacterialRNA, Ribosomal, 16S

Identifiers

PMID7883890
PMCPMC264215
OpenAlexW2109410623

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.