Evidence map›Paper›PMID 16455883›Full record

ArticleJournal of clinical microbiology2006

Correlation of disease severity with fecal toxin levels in patients with Clostridium difficile-associated diarrhea and distribution of PCR ribotypes and toxin yields in vitro of corresponding isolates.

Thomas Akerlund, Bo Svenungsson, Asa Lagergren, Lars G Burman

Open access · greenAbstract read
In one paragraph

Article in Journal of clinical microbiology, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed, 1 pooled it
3.6field-weighted citation impact, top 7% 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

66 citing papers in PubMed, 1 synthesis or guideline pooled it, 131 citations in OpenAlex.

  1. Pooled it
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  9. Rapid Quantification ofAnalytical chemistry · 2022
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  12. Large Clostridial Toxins: Mechanisms and Roles in Disease.Microbiology and molecular biology reviews : MMBR · 2021
    Review
  13. Article
  14. Review
  15. Article
  16. Laboratory Tests for the Diagnosis ofClinics in colon and rectal surgery · 2020
    Review
  17. Article
  18. Article
  19. [Recommendations from a panel of experts on the usefulness of fidaxomicin for the treatment of infections caused by Clostridium difficile].Revista espanola de quimioterapia : publicacion oficial de la Sociedad Espanola de Quimioterapia · 2019
    Article
  20. Article

6 more citing papers are in PubMed but not listed here.

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

4 authors at 2 institutions in 1 country.

Thomas AkerlundDepartment of Bacteriology, Swedish Institute for Infectious Disease Control, S-17182, Solna, Sweden. Thomas.Akerlund@smi.ki.se
Bo Svenungsson
Asa Lagergren
Lars G Burman
Karolinska Institutet · SESwedish Institute · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We investigated in vivo and in vitro yields of toxins A and B from and PCR ribotypes of Clostridium difficile isolates from 164 patients with differing severities of C. difficile-associated diarrhea (CDAD) (patients were grouped as follows: <3 loose stools per day, n = 45; 3 to 10 per day, n = 97; >10 per day, n = 22). The median fecal toxin levels in each group were 0.5, 6.8, and 149 U/g feces (P < 0.001), respectively. Patients with severe diarrhea also had more-frequent occurrence of blood in stool and vomiting, but there was no association with fecal toxin levels per se. There was no correlation between fecal toxin level and toxin yield in vitro for the corresponding C. difficile isolate or between its PCR ribotype and disease severity. A broad range of toxin yields among isolates belonging to major PCR ribotypes indicated a presence of many subtypes. We hypothesize that bacterial and host factors that affect C. difficile toxin levels in feces are important determinants of symptoms in CDAD patients. An inverse correlation between toxin yield and spore count (r = 0.66) in stationary-phase cultures supported the notion that toxin production and sporulation represent opposite alternative survival strategies for C. difficile cells facing nutrient shortage.

Indexed as

AdolescentAdultAgedAged, 80 and overBacterial ProteinsBacterial ToxinsChildChild, PreschoolClostridioides difficileDiarrheaEnterocolitis, PseudomembranousEnterotoxinsFecesFemaleHumansInfantBacterial ProteinsBacterial ToxinsEnterotoxinstcdA protein, Clostridium difficiletoxB protein, Clostridium difficile

Identifiers

PMID16455883
PMCPMC1392646
OpenAlexW2100938352

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.