Evidence map›Paper›PMID 24030846›Full record

ArticleMycopathologia2013

Detection of environmental sources of Histoplasma capsulatum in Chiang Mai, Thailand, by nested PCR.

Treepradab Norkaew, Hideaki Ohno, Pojana Sriburee, Koichi Tanabe, Prasit Tharavichitkul, Piyawan Takarn, Tanpalang Puengchan, Sara Bumrungsri, Yoshitsugu Miyazaki

Abstract read
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In one paragraph

Article in Mycopathologia, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 pooled it
–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

15 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Genotypic diversity, virulence, and molecular genetic tools inMicrobiology and molecular biology reviews : MMBR · 2024
    Review
  4. Article
  5. Review
  6. Review
  7. Paediatric Histoplasmosis 2000-2019: A Review of 83 Cases.Journal of fungi (Basel, Switzerland) · 2021
    Review
  8. Environmental Screening ofJournal of fungi (Basel, Switzerland) · 2020
    Article
  9. Review
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Histoplasma capsulatum: more widespread than previously thought.The American journal of tropical medicine and hygiene · 2014
    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

9 authors.

Treepradab NorkaewDepartment of Microbiology, Faculty of Medicine, Chiang Mai University, Chiang Mai, 50200, Thailand.
Hideaki Ohno
Pojana Sriburee
Koichi Tanabe
Prasit Tharavichitkul
Piyawan Takarn
Tanpalang Puengchan
Sara Bumrungsri
Yoshitsugu Miyazaki

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Histoplasmosis is a systemic mycosis caused by inhaling spores of Histoplasma capsulatum, a dimorphic fungus. This fungus grows in soil contaminated with bat and avian excreta. Each year, patients with disseminated histoplasmosis have been diagnosed in Chiang Mai, northern Thailand. No published information is currently available on the environmental sources of this fungus in Chiang Mai or anywhere else in Thailand. The aim of this study was to detect H. capsulatum in soil samples contaminated with bat guano and avian droppings by nested PCR. Two hundred and sixty-five samples were collected from the following three sources: soil contaminated with bat guano, 88 samples; soil contaminated with bird droppings, 86 samples; and soil contaminated with chicken droppings, 91 samples. Genomic DNA was directly extracted from each sample, and H. capsulatum was detected by nested PCR using a primer set specific to a gene encoding 100-kDa-like protein (HcI, HcII and HcIII, HcIV). Histoplasma capsulatum was detected in seven of 88 soil samples contaminated with bat guano, one of 21 soil samples contaminated with pigeon droppings and 10 of 91 soil samples contaminated with chicken droppings. The results indicate the possibility of the association of bat guano and chicken droppings with H. capsulatum in this area of Thailand.

Indexed as

Soil MicrobiologyAnimalsChickensChiropteraDNA, FungalDNA PrimersHistoplasmaHumansMycologyPolymerase Chain ReactionThailandDNA, FungalDNA Primers

Identifiers

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.