Evidence map›Paper›PMID 21821747›Full record

ArticleApplied and environmental microbiology2011

Matrix-assisted laser desorption ionization (MALDI)-time of flight mass spectrometry- and MALDI biotyper-based identification of cultured biphenyl-metabolizing bacteria from contaminated horseradish rhizosphere soil.

Ondrej Uhlik, Michal Strejcek, Petra Junkova, Miloslav Sanda, Miluse Hroudova, Cestmir Vlcek, Martina Mackova, Tomas Macek

Abstract readComparative StudyEvaluation Study
In one paragraph

Article in Applied and environmental microbiology, 2011. 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
–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

25 citing papers in PubMed.

  1. Article
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  9. Cowpea (Agriculture, ecosystems & environment · 2018
    Article
  10. Article
  11. Review
  12. MALDI-TOF MS Affords Discrimination ofFrontiers in microbiology · 2018
    Article
  13. Article
  14. Rapid bacteria identification from environmental mining samples using MALDI-TOF MS analysis.Environmental science and pollution research international · 2017
    Article
  15. Article
  16. Article
  17. Article
  18. Review
  19. Review
  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

8 authors.

Ondrej UhlikInstitute of Chemical Technology Prague, Faculty of Food and Biochemical Technology, Department of Biochemistry and Microbiology, Technicka 3, 166 28 Prague, Czech Republic.
Michal Strejcek
Petra Junkova
Miloslav Sanda
Miluse Hroudova
Cestmir Vlcek
Martina Mackova
Tomas Macek

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacteria that are able to utilize biphenyl as a sole source of carbon were extracted and isolated from polychlorinated biphenyl (PCB)-contaminated soil vegetated by horseradish. Isolates were identified using matrix-assisted laser desorption ionization-time of flight mass spectrometry (MALDI-TOF MS). The usage of MALDI Biotyper for the classification of isolates was evaluated and compared to 16S rRNA gene sequence analysis. A wide spectrum of bacteria was isolated, with Arthrobacter, Serratia, Rhodococcus, and Rhizobium being predominant. Arthrobacter isolates also represented the most diverse group. The use of MALDI Biotyper in many cases permitted the identification at the level of species, which was not achieved by 16S rRNA gene sequence analyses. However, some isolates had to be identified by 16S rRNA gene analyses if MALDI Biotyper-based identification was at the level of probable or not reliable identification, usually due to a lack of reference spectra included in the database. Overall, this study shows the possibility of using MALDI-TOF MS and MALDI Biotyper for the fast and relatively nonlaborious identification/classification of soil isolates. At the same time, it demonstrates the dominant role of employing 16S rRNA gene analyses for the identification of recently isolated strains that can later fill the gaps in the protein-based identification databases.

Indexed as

Soil MicrobiologyArmoraciaBacteriaBacterial Typing TechniquesBiodiversityBiphenyl CompoundsCluster AnalysisDNA, BacterialDNA, RibosomalMolecular Sequence DataRhizosphereRNA, Ribosomal, 16SSequence Analysis, DNASoil PollutantsSpectrometry, Mass, Matrix-Assisted Laser Desorption-IonizationbiphenylBiphenyl CompoundsDNA, BacterialDNA, RibosomalRNA, Ribosomal, 16SSoil Pollutants

Identifiers

PMID21821747
PMCPMC3187117

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.