Evidence map›Paper›PMID 12089300›Full record

ArticleJournal of clinical microbiology2002

Application of RNA polymerase beta-subunit gene (rpoB) sequences for the molecular differentiation of Legionella species.

Kwan Soo Ko, Hae Kyung Lee, Mi-Yeoun Park, Keun-Hwa Lee, Yeo-Jun Yun, So-Yon Woo, Hiroshi Miyamoto, Yoon-Hoh Kook

Open access · greenAbstract readComparative 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 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
4.3field-weighted citation impact, top 6% 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

28 citing papers in PubMed, 91 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

8 authors at 5 institutions in 4 countries.

Kwan Soo KoDepartment of Microbiology and Cancer Research Institute, Institute of Endemic Diseases, SNUMRC, Seoul National University College of Medicine, and Clinical Research Institute, Seoul National University Hospital, Seoul 110-799.
Hae Kyung Lee
Mi-Yeoun Park
Keun-Hwa Lee
Yeo-Jun Yun
So-Yon Woo
Hiroshi Miyamoto
Yoon-Hoh Kook
Korea National Institute of Health · KRNational University College · PRNew Generation University College · ETSeoul National University Hospital · KRUniversity of Occupational and Environmental Health Japan · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The nucleotide sequences of the partial rpoB gene were determined from 38 Legionella species, including 15 serogroups of Legionella pneumophila. These sequences were then used to infer the phylogenetic relationships among the Legionella species in order to establish a molecular differentiation method appropriate for them. The sequences (300 bp) and the phylogenetic tree of rpoB were compared to those from analyses using 16S rRNA gene and mip sequences. The trees inferred from these three gene sequences revealed significant differences. This sequence incongruence between the rpoB tree and the other trees might have originated from the high frequency of synonymous base substitutions and/or from horizontal gene transfer among the Legionella species. The nucleotide variation of rpoB enabled more evident differentiation among the Legionella species than was achievable by the 16S rRNA gene and even by mip in some cases. Two subspecies of L. pneumophila (L. pneumophila subsp. pneumophila and subsp. fraseri) were clearly distinguished by rpoB but not by 16S rRNA gene and mip analysis. One hundred and five strains isolated from patient tissues and environments in Korea and Japan could be identified by comparison of rpoB sequence similarity and phylogenetic trees. These results suggest that the partial sequences of rpoB determined in this study might be applicable to the molecular differentiation of Legionella species.

Indexed as

Genes, BacterialPeptidylprolyl IsomeraseBacterial ProteinsBacterial Typing TechniquesBase SequenceDNA, BacterialDNA-Directed RNA PolymerasesHumansImmunophilinsLegionellaMembrane ProteinsPhylogenyRNA, BacterialRNA, Ribosomal, 16SSerotypingSpecies SpecificityBacterial ProteinsDNA, BacterialDNA-Directed RNA PolymerasesImmunophilinsMembrane ProteinsMip protein, Legionella pneumophilaPeptidylprolyl IsomeraseRNA, BacterialRNA polymerase beta subunitRNA, Ribosomal, 16S

Identifiers

PMID12089300
PMCPMC120607
OpenAlexW2152744877

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.