Evidence map›Paper›PMID 12454152›Full record

ArticleJournal of clinical microbiology2002

Stability of variable-number tandem repeats of mycobacterial interspersed repetitive units from 12 loci in serial isolates of Mycobacterium tuberculosis.

Evgueni Savine, Robin M Warren, Gian D van der Spuy, Nulda Beyers, Paul D van Helden, Camille Locht, Philip Supply

Open access · greenAbstract readEvaluation Study
In one paragraph

Article in Journal of clinical microbiology, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 56 papers.

0numbers the graph read from it
0cells of the map it votes in
56citing papers in PubMed
6.3field-weighted citation impact, top 3% 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

56 citing papers in PubMed, 113 citations in OpenAlex.

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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

7 authors at 4 institutions in 3 countries.

Evgueni SavineLaboratoire des Mécanismes Moléculaires de la Pathogenèse Bactérienne, INSERM U447, Institut Pasteur de Lille, F-59019 Lille Cedex, France.
Robin M Warren
Gian D van der Spuy
Nulda Beyers
Paul D van Helden
Camille Locht
Philip Supply
Centre for Cellular and Molecular Biology · INInstitut Pasteur de Lille · FRInserm · FRStellenbosch University · ZA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Variable number tandem repeats (VNTRs) of elements named mycobacterial interspersed repetitive units (MIRUs) have previously been identified in 12 minisatellite loci of the Mycobacterium tuberculosis genome. These markers allow reliable high-throughput genotyping of M. tuberculosis and represent a portable approach to global molecular epidemiology of M. tuberculosis. To assess their temporal stability, we genotyped 123 serial isolates, separated by up to 6 years and belonging to a variety of distinct IS6110 restriction fragment length polymorphism (RFLP) families, from 56 patients who had positive sputum cultures. All 12 MIRU VNTR loci were completely identical within the groups of serial isolates in 55 out of 56 groups (98.2%), although 11 pairs of isolates from the same patients with conserved MIRU VNTRs displayed slightly different IS6110 RFLP profiles. In a single case, serial isolates with an unchanged IS6110 RFLP profile showed a change in 1 out of 12 MIRU VNTR loci. These results indicate that MIRU VNTRs are stable over time and therefore are suitable for reliable follow-up of patients chronically infected with tuberculosis over long periods. Moreover, they support MIRU VNTR genotyping as a powerful first-line method followed by subtyping by IS6110 RFLP to define ongoing transmission clusters.

Indexed as

Bacterial Typing TechniquesAntitubercular AgentsDNA Transposable ElementsDrug Resistance, BacterialGenotypeHumansMinisatellite RepeatsMycobacterium tuberculosisPolymorphism, Restriction Fragment LengthSputumTuberculosis, PulmonaryAntitubercular AgentsDNA Transposable Elements

Identifiers

PMID12454152
PMCPMC154626
OpenAlexW2099326022

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.