Imbalance of Microbacterial Diversity Is Associated with Functional Prognosis of Stroke
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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
- Stroke Acute Cerebrovascular Accident,Acute Cerebrovascular Accidents,Acute Stroke,Acute Strokes,Apoplexy,Apoplexy, Cerebrovascular,Brain Vascular Accident,Brain Vascular Accidents,cerebral infarction,Cerebral Stroke,Cerebral Strokes,Cerebrovascular Accident,cerebrovascular accident,Cerebrovascular accident (disorder),Cerebrovascular accident (disorder) [Ambiguous],CEREBROVASCULAR ACCIDENT, (CVA),cerebrovascular accident, (CVA),Cerebrovascular Accident, Acute,Cerebrovascular Accidents,Cerebrovascular Accidents, Acute,Cerebrovascular Apoplexy,Cerebrovascular Apoplexya,Cerebrovascular Stroke,Cerebrovascular Strokes,CVA,CVA (cerebral vascular accident),CVA (Cerebrovascular Accident),CVA - Cerebrovascular accident,CVA - Cerebrovascular accident unspecified,CVA, CEREBROVASCULAR ACCIDENT,CVA, cerebrovascular accident,CVAs (Cerebrovascular Accident),ischemic stroke,stroke,Stroke and cerebrovascular accident unspecified,Stroke and cerebrovascular accident unspecified (disorder),stroke disorder,Stroke NOS,Stroke NOS (disorder),STROKE SYNDROME,stroke syndrome,Stroke, Acute,Stroke, Cerebral,Stroke, Cerebrovascular,Stroke/CVA - undefined,Strokes,Strokes, Acute,Strokes, Cerebral,Strokes, Cerebrovascular,SYNDROME, STROKE,syndrome, stroke,undetermined stroke,Vascular Accident, Brain,Vascular Accidents, Brain,Stroke
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Healthy Control
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Post Stroke Patients
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Post Stroke patients
- Group 0 sample size Number of subjects in the control (unexposed) group
- 20
- Group 1 sample size Number of subjects in the case (exposed) group
- 20
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
- LEfSe
- 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
- LDA Score above Threshold for the linear discriminant analysis (LDA) score for studies using the popular LEfSe tool
- 2.0
- Matched on Factors on which subjects have been matched on in a case-control study
- age, sex, Matched on: "risk factor" is not in the list (abnormal glucose tolerance, acetaldehyde, acute graft vs. host disease, acute lymphoblastic leukemia, acute myeloid leukemia, adenoma, age, AIDS, alcohol consumption measurement, alcohol drinking, ...) of allowed values.risk factor
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- unchanged
- Chao1 Abundance-based estimator of species richness
- decreased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- unchanged
- Richness Number of species
- decreased
Signature 1
Source: Figure 2(b)
Description: Compositional changes in the gut microbiota of poststroke and healthy controls.
Abundance in Group 1: increased abundance in Post Stroke Patients
NCBI | Quality Control | Links |
---|---|---|
Desulfovibrionaceae | ||
Desulfovibrionales | ||
Desulfovibrionia | ||
Eubacteriales | ||
Fusobacteriaceae | ||
Fusobacteriales | ||
Fusobacteriia | ||
Oscillospiraceae | ||
uncultured Gram-positive bacterium |
Revision editor(s): Ifeanyisam
Signature 4
Source: Figure 2(b)
Description: Compositional changes in the gut microbiota of poststroke and healthy controls
Abundance in Group 1: decreased abundance in Post Stroke Patients
Revision editor(s): Ifeanyisam, Rahila
Experiment 2
Subjects
Lab analysis
Statistical Analysis
- Statistical test
- Mann-Whitney (Wilcoxon)
- 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
- unchanged
- Chao1 Abundance-based estimator of species richness
- decreased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- unchanged
- Richness Number of species
- decreased
Signature 1
Source: Figure 2(a)
Description: The mean relative abundances of taxa at the phylum level in poststroke and control subjects
Abundance in Group 1: increased abundance in Post Stroke Patients
NCBI | Quality Control | Links |
---|---|---|
Bacteroidota | ||
Verrucomicrobiota | ||
Thermodesulfobacteriota | ||
Fusobacteriota |
Revision editor(s): Ifeanyisam
Signature 2
Source: Figure 2(a)
Description: The mean relative abundances of taxa at the phylum level in poststroke and control subjects
Abundance in Group 1: decreased abundance in Post Stroke Patients
NCBI | Quality Control | Links |
---|---|---|
Acidobacteriota | ||
Actinomycetota | ||
Bacillota | ||
Chloroflexota | ||
Cyanobacteriota | ||
Pseudomonadota | ||
bacterium |
Revision editor(s): Ifeanyisam