Evidence map›Paper›PMID 29530088›Full record

Trial reportParasites & vectors2018

Investigations on the interplays between Schistosoma mansoni, praziquantel and the gut microbiome.

Pierre H H Schneeberger, Jean T Coulibaly, Gordana Panic, Claudia Daubenberger, Morgan Gueuning, Jürg E Frey, Jennifer Keiser

Open access · goldAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Parasites & vectors, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed, 4 pooled it
8.2field-weighted citation impact, top 1% 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

48 citing papers in PubMed, 4 syntheses or guidelines pooled it, 94 citations in OpenAlex.

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  11. Long Term Culture of Germ-Free Zebrafish Using Gamma-Irradiated Feeds.bioRxiv : the preprint server for biology · 2025
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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

7 authors at 4 institutions in 2 countries.

Pierre H H SchneebergerDepartment of Medical Parasitology and Infection Biology, Swiss Tropical and Public Health Institute, Basel, Switzerland.
Jean T CoulibalyDepartment of Medical Parasitology and Infection Biology, Swiss Tropical and Public Health Institute, Basel, Switzerland.
Gordana PanicDepartment of Medical Parasitology and Infection Biology, Swiss Tropical and Public Health Institute, Basel, Switzerland.
Claudia DaubenbergerDepartment of Medical Parasitology and Infection Biology, Swiss Tropical and Public Health Institute, Basel, Switzerland.
Morgan GueuningDepartment of Methods Development and Analytics, Agroscope, Wädenswil, Switzerland.
Jürg E FreyDepartment of Methods Development and Analytics, Agroscope, Wädenswil, Switzerland.
Jennifer KeiserDepartment of Medical Parasitology and Infection Biology, Swiss Tropical and Public Health Institute, Basel, Switzerland. jennifer.keiser@swisstph.ch.
University of Basel · CHAgroscope · CHSwiss Tropical and Public Health Institute · CHUniversité Félix Houphouët-Boigny · CI

Funding

European Research Council 614739H2020 European Research Council 614739
6 · The paper itself

Abstract

backgroundSchistosomiasis is a neglected tropical disease burdening millions of people. One drug, praziquantel, is currently used for treatment and control. Clinically relevant drug resistance has not yet been described, but there is considerable heterogeneity in treatment outcomes, ranging from cure to only moderate egg reduction rates. The objectives of this study are to investigate potential worm-induced dysbacteriosis of the gut microbiota and to assess whether a specific microbiome profile could influence praziquantel response.

methodsUsing V3 and V4 regions of 16S rRNA genes, we screened the gut microbiota of 34 Schistosoma mansoni infected and uninfected children from Côte d'Ivoire. From each infected child one pre-treatment, one 24-hour and one 21-day follow-up sample after administering 60 mg/kg praziquantel or placebo, were collected.

resultsOverall taxonomic profiling and diversity indicators were found to be close to a "healthy" gut structure in all children. Slight overall compositional changes were observed between S. mansoni-infected and non-infected children. Praziquantel treatment was not linked to a major shift in the gut taxonomic profiles, thus reinforcing the good safety profile of the drug by ruling out off-targets effects on the gut microbes.16S rRNA gene of the Fusobacteriales order was significantly more abundant in cured individuals, both at baseline and 24 hours post-treatment. A real-time qPCR confirmed the over-abundance of Fusobacterium spp. in cured children. Fusobacterium spp. abundance could also be correlated with treatment induced S. mansoni egg-reduction.

conclusionsOur study suggests that neither a S. mansoni infection nor praziquantel administration triggers a significant effect on the microbial composition and that a higher abundance of Fusobacterium spp., before treatment, is associated with higher efficacy of praziquantel in the treatment of S. mansoni infections.

trial registrationInternational Standard Randomised Controlled Trial, number ISRCTN15280205 .

Indexed as

AdolescentAnimalsAnthelminticsBiodiversityChildChild, PreschoolCote d'IvoireDNA Barcoding, TaxonomicFecesFemaleFusobacteriumGastrointestinal MicrobiomeHost-Parasite InteractionsHumansMalePraziquantelAnthelminticsPraziquantelRNA, Ribosomal, 16SGut microbiomeInfectious diseaseMicrobiome-drug interactionMicrobiome-parasite interactionPraziquantelSchistosoma mansoni

Identifiers

PMID29530088
PMCPMC5848565
OpenAlexW2806903382

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.