Fecal microbiota transplantation restores gut microbiota diversity in children with active Crohn's disease: a prospective trial
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Quality control
- Retracted paper
- Contamination issues suspected
- Batch effect issues suspected
- Uncontrolled confounding suspected
- Results are suspect (various reasons)
- Tags applied
Experiment 1
Subjects
- Location of subjects
- China
- Host species Species from which microbiome was sampled. Contact us to have more species added.
- Homo sapiens
- Body site Anatomical site where microbial samples were extracted from according to the Uber Anatomy Ontology
- Feces Cow dung,Cow pat,Droppings,Dung,Excrement,Excreta,Faeces,Fecal material,Fecal matter,Fewmet,Frass,Guano,Matières fécales@fr,Merde@fr,Ordure,Partie de la merde@fr,Piece of shit,Porción de mierda@es,Portion of dung,Portion of excrement,Portion of faeces,Portion of fecal material,Portion of fecal matter,Portion of feces,Portion of guano,Portion of scat,Portionem cacas,Scat,Spoor,Spraint,Stool,Teil der fäkalien@de,Feces,feces
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Crohn's disease Colitis, Granulomatous,CROHN DIS,Crohn Disease,Crohn disease,Crohn's associated gastritis,Crohn's disease,Crohn's disease of colon,Crohn's disease of large bowel,CROHNS DIS,Crohns Disease,Enteritis, Granulomatous,Enteritis, Regional,Gastritis Associated with Crohn Disease,Gastritis Associated with Crohn's Disease,granulomatous colitis,Ileitis, Regional,Ileitis, Terminal,Ileocolitis,pediatric Crohn's disease,regional enteritis,crohn disease,crohn's disease
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Healthy donors
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Crohn’s disease
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Patients with Crohn's disease
- Group 0 sample size Number of subjects in the control (unexposed) group
- 16
- Group 1 sample size Number of subjects in the case (exposed) group
- 42
Lab analysis
- Sequencing type
- 16S
- 16S variable region One or more hypervariable region(s) of the bacterial 16S gene
- V3-V4
- Sequencing platform Manufacturer and experimental platform used for quantifying microbial abundance
- Illumina
Statistical Analysis
- Data transformation Data transformation applied to microbial abundance measurements prior to differential abundance testing (if any).
- relative abundances
- Statistical test
- Spearman Correlation
- Significance threshold p-value or FDR threshold used for differential abundance testing (if any)
- 0.05
- MHT correction Have statistical tests be corrected for multiple hypothesis testing (MHT)?
- Yes
Signature 1
Source: Within-text result of "Improvement in microbial dysbiosis following oral FMT administration"
Description: Relative abundance in patients with Crohns disease vs healthy donors
Abundance in Group 1: decreased abundance in Crohn’s disease
NCBI | Quality Control | Links |
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Bacteroidota |
Signature 2
Source: Within-text result of "Improvement in microbial dysbiosis following oral FMT administration"
Description: Relative abundance in patients with crohns disease and healthy donor control
Abundance in Group 1: decreased abundance in Crohn’s disease
NCBI | Quality Control | Links |
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Bacteroidota |
Experiment 2
Subjects
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Response to transplant Response to transplant,response to transplant
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Crohn’s disease (FMT0W) (Fecal microbiota transplantation before treatment)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Patients with Crohn's disease before fecal microbiota transplantation treatment (FMT0W)
- Group 1 sample size Number of subjects in the case (exposed) group
- 17
Lab analysis
Statistical Analysis
- Statistical test
- LEfSe
- LDA Score above Threshold for the linear discriminant analysis (LDA) score for studies using the popular LEfSe tool
- 3.5
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
- Chao1 Abundance-based estimator of species richness
- decreased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- increased
- Richness Number of species
- decreased
Signature 1
Source: Supplementary Figure 3
Description: LEfSe of the different genera in healthy donor control and patients with crohn’s disease before (fecal microbiota transplantation) FMT
Abundance in Group 1: decreased abundance in Crohn’s disease (FMT0W) (Fecal microbiota transplantation before treatment)
Signature 2
Source: Supplementary Figure 3
Description: LEfSe of the different genera in healthy donor control and patients with crohns disease before (fecal microbiota transplantation) FMT
Abundance in Group 1: increased abundance in Crohn’s disease (FMT0W) (Fecal microbiota transplantation before treatment)
NCBI | Quality Control | Links |
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Bifidobacteriaceae | ||
Bifidobacteriales | ||
Bifidobacterium | ||
Coriobacteriaceae | ||
Enterococcaceae | ||
Enterococcus | ||
Morganellaceae |
Experiment 3
Subjects
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Patients with Crohn's disease before (fecal microbiota transplantation) FMT treatment
Lab analysis
Statistical Analysis
- Statistical test
- Kruskall-Wallis
- MHT correction Have statistical tests be corrected for multiple hypothesis testing (MHT)?
- No
- LDA Score above Threshold for the linear discriminant analysis (LDA) score for studies using the popular LEfSe tool
- Not specified
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
- Chao1 Abundance-based estimator of species richness
- decreased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- increased
- Richness Number of species
- decreased
Signature 1
Source: Supplementary figure 4
Description: Relative abundance of bacteria between healthy donor group and pre-FMT (pre-fecal microbiota transplantation)
Abundance in Group 1: decreased abundance in Crohn’s disease (FMT0W) (Fecal microbiota transplantation before treatment)
NCBI | Quality Control | Links |
---|---|---|
Agathobacter | ||
Akkermansia | ||
Anaerostipes | ||
Blautia | ||
Faecalibacterium | ||
Roseburia | ||
Streptococcus | ||
Subdoligranulum |
Signature 2
Source: Supplementary Figure 4
Description: Relative proportion of bacteria between healthy donor group and pre-FMT (pre-fecal microbiota transplantation)
Abundance in Group 1: increased abundance in Crohn’s disease (FMT0W) (Fecal microbiota transplantation before treatment)
NCBI | Quality Control | Links |
---|---|---|
Clostridioides |
Experiment 4
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- FMT0W (Fecal microbiota transplantation before treatment)
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- FMT5W (Fecal microbiota transplantation at week 5 after oral capsule treatment)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Patients given fecal microbiota transplantation treatment after five weeks
- Group 0 sample size Number of subjects in the control (unexposed) group
- 17
- Group 1 sample size Number of subjects in the case (exposed) group
- 8
Lab analysis
Statistical Analysis
- Statistical test
- Mann-Whitney (Wilcoxon)
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- unchanged
- Chao1 Abundance-based estimator of species richness
- increased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- unchanged
- Richness Number of species
- increased
Signature 1
Source: Figure 6A
Description: Relative abundance genera between FMT0W (Fecal microbiota transplantation before treatment) and FMT5W (Fecal microbiota transplantation at week 5 after oral capsule treatment)
Abundance in Group 1: increased abundance in FMT5W (Fecal microbiota transplantation at week 5 after oral capsule treatment)
NCBI | Quality Control | Links |
---|---|---|
Agathobacter | ||
Blautia | ||
Subdoligranulum |
Experiment 5
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- FMT0W (Fecal Microbiota Transplantation before treatment)
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- FMT10W (Fecal microbiota transplantation at week 10 after oral capsule treatment)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Patients given fecal microbiota transplantation treatment after Ten weeks
- Group 1 sample size Number of subjects in the case (exposed) group
- 17
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- increased
- Chao1 Abundance-based estimator of species richness
- increased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- decreased
- Richness Number of species
- increased
Signature 1
Source: Figure 6A
Description: Relative abundance of the core functional genera between FMT0W (Fecal microbiota transplantation before treatment) and FMT10W (Fecal microbiota transplantation at week 10 after oral capsule treatment) determined using the Wilcoxon rank-sum test.
Abundance in Group 1: increased abundance in FMT10W (Fecal microbiota transplantation at week 10 after oral capsule treatment)
NCBI | Quality Control | Links |
---|---|---|
Agathobacter | ||
Akkermansia | ||
Blautia | ||
Faecalibacterium | ||
Roseburia | ||
Subdoligranulum |
Experiment 6
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Healthy donors
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Crohns disease-FMT0W (Fecal Microbiota Transplantation before treatment)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Patients with Crohns disease before Fecal Microbiota Transplantation treatment
- Group 0 sample size Number of subjects in the control (unexposed) group
- 16
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
- Chao1 Abundance-based estimator of species richness
- decreased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- increased
- Richness Number of species
- decreased
Signature 1
Source: Figure 6A
Description: Relative abundance of the core functional genera between Crohns disease-FMT0W (Fecal Microbiota Transplantation before treatment) and Healthy donor determined using the Wilcoxon rank-sum test.
Abundance in Group 1: decreased abundance in Crohns disease-FMT0W (Fecal Microbiota Transplantation before treatment)
NCBI | Quality Control | Links |
---|---|---|
Agathobacter | ||
Akkermansia | ||
Blautia | ||
Faecalibacterium | ||
Roseburia | ||
Subdoligranulum |
Experiment 7
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- FMT0W (Fecal Microbiota Transplantation before treatment)
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- FMT10W (Fecal microbiota transplantation at week 10 after oral capsule treatment)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Patients given fecal microbiota transplantation treatment after Ten weeks
- Group 0 sample size Number of subjects in the control (unexposed) group
- 17
Lab analysis
Statistical Analysis
- Statistical test
- Kruskall-Wallis
- MHT correction Have statistical tests be corrected for multiple hypothesis testing (MHT)?
- Yes
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- increased
- Chao1 Abundance-based estimator of species richness
- increased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- decreased
- Richness Number of species
- increased
Signature 1
Source: Supplementary Table 6
Description: Relative abundance of the core functional genera between Fecal Microbiota Transplantation week 0 (FMT0W) and Fecal Microbiota Transplantation week 10 (FMT10W).
Abundance in Group 1: increased abundance in FMT10W (Fecal microbiota transplantation at week 10 after oral capsule treatment)
NCBI | Quality Control | Links |
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Verrucomicrobiota |