Evidence map›Paper›PMID 19726608›Full record

ArticleJournal of clinical microbiology2009

Single nucleotide polymorphisms on the road to strain differentiation in Mycobacterium ulcerans.

Michael Käser, Julia Hauser, Gerd Pluschke

Open access · greenAbstract read
In one paragraph

Article in Journal of clinical microbiology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
2.2field-weighted citation impact, top 12% 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

5 citing papers in PubMed, 19 citations in OpenAlex.

  1. Genotyping Tools forMycobacterial diseases : tuberculosis & leprosy · 2014
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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.

Michael KäserGhanaian-German Centre for Health Research, University of Ghana, School of Public Health, P.O. Box LG 13, Legon, Accra, Ghana. m.kaeser@unibas.ch
Julia Hauser
Gerd Pluschke
Swiss Tropical and Public Health Institute · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The genomic fine-typing of strains of Mycobacterium ulcerans, the causative agent of the emerging human disease Buruli ulcer, is difficult due to the clonal population structure of geographical lineages. Although large sequence polymorphisms (LSPs) resulted in the clustering of patient isolates originating from across the globe, differentiation of strains within continents using conventional typing methods is very limited. In this study, we analyzed M. ulcerans LSP haplotype-specific insertion sequence elements among 83 M. ulcerans strains and identified single nucleotide polymorphisms (SNPs) that differentiate between regional strains. This is the first genetic discrimination based on SNPs of M. ulcerans strains from African countries where Buruli ulcer is endemic, resulting in the highest geographic resolution of genotyping so far. The findings support the concept of genome-wide SNP analyses as tools to study the epidemiology and evolution of M. ulcerans at a local level.

Indexed as

Polymorphism, Single NucleotideAfricaBacterial Typing TechniquesBase SequenceBuruli UlcerCluster AnalysisDNA, BacterialDNA FingerprintingDNA Transposable ElementsEndemic DiseasesGenotypeHumansMolecular Sequence DataMycobacterium ulceransPhylogenySequence AlignmentDNA, BacterialDNA Transposable Elements

Identifiers

PMID19726608
PMCPMC2772594
OpenAlexW2151515590

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.