Evidence map›Paper›PMID 11724880›Full record

ArticleJournal of clinical microbiology2001

Molecular typing of Penicillium marneffei isolates from Thailand by NotI macrorestriction and pulsed-field gel electrophoresis.

S Trewatcharegon, S Sirisinha, A Romsai, B Eampokalap, R Teanpaisan, S C Chaiyaroj

Open access · greenAbstract readEvaluation Study
In one paragraph

Article in Journal of clinical microbiology, 2001. 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
0.7field-weighted citation impact, top 28% 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, 11 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

6 authors at 5 institutions in 1 country.

S TrewatcharegonDepartment of Microbiology, Faculty of Science, Mahidol University, Bangkok, Thailand.
S Sirisinha
A Romsai
B Eampokalap
R Teanpaisan
S C Chaiyaroj
Mahidol University · THBamrasnaradura Infectious Diseases Institute · THChulabhorn Research Institute · THPrince of Songkla University · THRajamangala University of Technology Lanna · TH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Penicillium marneffei is recognized as one of the most frequently detected opportunistic pathogens of AIDS patients in northern Thailand. We undertook a genomic epidemiology study of 64 P. marneffei isolates collected from immunosuppressed patients by pulsed-field gel electrophoresis (PFGE) with restriction enzyme NotI. Among the 69 isolates fingerprinted by PFGE, 17 were compared by HaeIII restriction endonuclease typing. The PFGE method demonstrated a higher degree of discriminatory power than restriction endonuclease typing with HaeII. Moreover, an impressive diversity of P. marneffei isolates was observed, as there were 54 distinct macrorestriction profiles among the 69 isolates of P. marneffei. These profiles were grouped into two large clusters by computer-assisted similarity analysis: macrorestriction pattern I (MPI) and MPII, with nine subprofiles (MPIa to MPIf and MPIIa to MPIIc). We observed no significant correlation between the macrorestriction patterns of the P. marneffei isolates and geographical region or specimen source. It is interesting that all isolates obtained before 1995 were MPI, and we found an increase in the incidence of infections with MPII isolates after 1995. We conclude that PFGE is a highly discriminatory typing method and is well suited for computer-assisted analysis. Together, PFGE and NotI macrorestriction allow reliable identification and epidemiological characterization of isolates as well as generate a manageable database that is convenient for expansion with information on additional P. marneffei isolates.

Indexed as

AIDS-Related Opportunistic InfectionsAnimalsCluster AnalysisDeoxyribonucleases, Type II Site-SpecificDNA, FungalElectrophoresis, Gel, Pulsed-FieldHumansMycological Typing TechniquesMycosesPenicilliumRatsThailandDeoxyribonucleases, Type II Site-SpecificDNA, FungalGCGGCCGC-specific type II deoxyribonucleases

Identifiers

PMID11724880
PMCPMC88584
OpenAlexW2155650197

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.