Evidence map›Paper›PMID 25781164›Full record

ArticlePloS one2015

Ascites bacterial burden and immune cell profile are associated with poor clinical outcomes in the absence of overt infection.

Kevin J Fagan, Geraint B Rogers, Michelle Melino, Dionne M Arthur, Mary-Ellen Costello, Mark Morrison, Elizabeth E Powell, Katharine M Irvine

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
3.0field-weighted citation impact, top 8% 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

24 citing papers in PubMed, 41 citations in OpenAlex.

  1. Trial
  2. Review
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  8. Article
  9. Bacteriophages immunomodulate the response of monocytes.Experimental biology and medicine (Maywood, N.J.) · 2021
    Article
  10. Review
  11. Article
  12. Article
  13. Review
  14. Article
  15. Gastroduodenal "Dysbiosis": a New Clinical Entity.Current treatment options in gastroenterology · 2018
    Review
  16. Article
  17. Article
  18. Observational
  19. Article
  20. 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

8 authors at 4 institutions in 1 country.

Kevin J FaganCentre for Liver Disease Research, School of Medicine, The University of Queensland, Translational Research Institute, Brisbane, Australia; Department of Gastroenterology and Hepatology, Princess Alexandra Hospital, Brisbane, Australia.
Geraint B RogersSAHMRI Infection and Immunity Theme, School of Medicine, Flinders University, Adelaide, Australia.
Michelle MelinoCentre for Liver Disease Research, School of Medicine, The University of Queensland, Translational Research Institute, Brisbane, Australia.
Dionne M ArthurCentre for Liver Disease Research, School of Medicine, The University of Queensland, Translational Research Institute, Brisbane, Australia.
Mary-Ellen CostelloThe University of Queensland Diamantina Institute, Translational Research Institute, Brisbane, Australia.
Mark MorrisonThe University of Queensland Diamantina Institute, Translational Research Institute, Brisbane, Australia.
Elizabeth E PowellCentre for Liver Disease Research, School of Medicine, The University of Queensland, Translational Research Institute, Brisbane, Australia; Department of Gastroenterology and Hepatology, Princess Alexandra Hospital, Brisbane, Australia.
Katharine M IrvineCentre for Liver Disease Research, School of Medicine, The University of Queensland, Translational Research Institute, Brisbane, Australia.
Translational Research Institute · AUPrincess Alexandra Hospital · AUThe University of Queensland · AUFlinders University · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacterial infections, most commonly spontaneous bacterial peritonitis in patients with ascites, occur in one third of admitted patients with cirrhosis, and account for a 4-fold increase in mortality. Bacteria are isolated from less than 40% of ascites infections by culture, necessitating empirical antibiotic treatment, but culture-independent studies suggest bacteria are commonly present, even in the absence of overt infection. Widespread detection of low levels of bacteria in ascites, in the absence of peritonitis, suggests immune impairment may contribute to higher susceptibility to infection in cirrhotic patients. However, little is known about the role of ascites leukocyte composition and function in this context. We determined ascites bacterial composition by quantitative PCR and 16S rRNA gene sequencing in 25 patients with culture-negative, non-neutrocytic ascites, and compared microbiological data with ascites and peripheral blood leukocyte composition and phenotype. Bacterial DNA was detected in ascitic fluid from 23 of 25 patients, with significant positive correlations between bacterial DNA levels and poor 6-month clinical outcomes (death, readmission). Ascites leukocyte composition was variable, but dominated by macrophages or T lymphocytes, with lower numbers of B lymphocytes and natural killer cells. Consistent with the hypothesis that impaired innate immunity contributes to susceptibility to infection, high bacterial DNA burden was associated with reduced major histocompatibility complex class II expression on ascites (but not peripheral blood) monocytes/macrophages. These data indicate an association between the presence of ascites bacterial DNA and early death and readmission in patients with decompensated cirrhosis. They further suggest that impairment of innate immunity contributes to increased bacterial translocation, risk of peritonitis, or both.

Indexed as

Ascitic FluidDNA, BacterialFemaleFibrosisHumansImmunity, InnateLymphocytesMacrophagesMaleMiddle AgedPrognosisRNA, Ribosomal, 16SDNA, BacterialRNA, Ribosomal, 16S

Identifiers

PMID25781164
PMCPMC4364017
OpenAlexW2095292434

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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.