Evidence map›Paper›PMID 24330612›Full record

ArticleBMC infectious diseases2013

Gene and cytokine profile analysis of macrolide-resistant Mycoplasma pneumoniae infection in Fukuoka, Japan.

Kentaro Matsuda, Mitsuo Narita, Nobuyuki Sera, Eriko Maeda, Hideaki Yoshitomi, Hitomi Ohya, Yuko Araki, Tatsuyuki Kakuma, Atsushi Fukuoh, Kenji Matsumoto

Abstract read
In one paragraph

Article in BMC infectious diseases, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
–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

26 citing papers in PubMed.

  1. Article
  2. Review
  3. [Efficacy of prolonged azithromycin versus switching to doxycycline in the treatment of macrolide-unresponsiveZhongguo dang dai er ke za zhi = Chinese journal of contemporary pediatrics · 2024
    Article
  4. Review
  5. Review
  6. Article
  7. Characteristics of theAntibiotics (Basel, Switzerland) · 2023
    Article
  8. Article
  9. Article
  10. RefractoryJournal of clinical medicine · 2022
    Review
  11. Clinical Characteristics of Macrolide-RefractoryJournal of clinical medicine · 2022
    Article
  12. Review
  13. Article
  14. Article
  15. Antimicrobial susceptibility and genotyping ofAntimicrobial resistance and infection control · 2019
    Article
  16. Journal of clinical medicine research · 2018
    Review
  17. Review
  18. Article
  19. Review
  20. Observational
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

10 authors.

Kentaro MatsudaMatsuda Children's Clinic, Fukuoka, Japan. kentaromatsuda@hotmail.com.
Mitsuo Narita
Nobuyuki Sera
Eriko Maeda
Hideaki Yoshitomi
Hitomi Ohya
Yuko Araki
Tatsuyuki Kakuma
Atsushi Fukuoh
Kenji Matsumoto

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRecent epidemiologic data suggest that the prevalence of macrolide resistant Mycoplasma pneumoniae (MR-M. pneumoniae) is increasing rapidly worldwide. This study assessed the present status of M. pneumoniae infection in Japan and clinical end-points to distinguish children with MR-M. pneumoniae.

methodsDuring an outbreak of M. pneumoniae infections in Fukuoka, Japan in 2010-11, a total of 105 children with clinically suspected M. pneumoniae infection were enrolled. M. pneumoniae was analyzed for macrolide resistance in domain V of the 23S rRNA gene. Sixty -five patients with PCR positive for M. pneumoniae were analyzed with regard to clinical symptoms, efficacy of several antimicrobial agents and several laboratory data.

resultsCausative pathogens were detected in 81.0% (85 of 105) and M. pneumoniae was identified 61.9% (65 of 105). The resistance rate of M. pneumoniae was 89.2% (58 of 65) in this general pediatric outpatient setting. Patients infected with MR-M. pneumoniae showed longer times to resolution of fever and required frequent changes of the initially prescribed macrolide to another antimicrobial agent. We observed three different genotypes of M. pneumoniae including the rarely reported A2063T mutation (A2063G: 31 strains, A2063T: 27 strains, no mutation: 7 strains). Drug susceptibility testing showed different antimicrobial susceptibility profiles for each genotype. Serum IFN-gamma, IL-6 and IP-10 levels were higher in patients with MR-genotypes than in those infected with no-mutation strains (p < 0.001).

conclusionsMacrolide resistance is more common than previously thought and a small epidemic of rarely reported A2063T mutation was observed in Fukuoka, Japan. Furthermore our results reveal the possibility that levels of certain inflammatory cytokines may be a candidate to predict MR-M.pneumoniae infection.

Indexed as

Drug Resistance, BacterialAnti-Bacterial AgentsBacterial ProteinsChildChild, PreschoolCytokinesFemaleHumansInterleukin-6JapanMacrolidesMaleMicrobial Sensitivity TestsMycoplasma pneumoniaePneumonia, MycoplasmaPoint MutationAnti-Bacterial AgentsBacterial ProteinsCytokinesInterleukin-6Macrolides

Identifiers

PMID24330612
PMCPMC3883477

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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.