Oral and gut microbial profiling in periodontitis and Parkinson's disease
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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
- Turkey
- 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
- Saliva Sailva normalis,Saliva atomaris,Saliva molecularis,Salivary gland secretion,Saliva,saliva
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Periodontitis chronic pericementitis,inflammation of periodontium,Pericementitides,Pericementitis,Periodontitides,periodontitis,Periodontitis (disorder),Periodontitis, NOS,periodontium inflammation,periodontosis,Periodontitis
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Healthy controls (HC)
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Periodontitis group (P)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Participants in this group were diagnosed with Stage III, Grade B periodontitis.
- 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
- 18
- Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
- 3 months
Lab analysis
- Sequencing type
- 16S
- 16S variable region One or more hypervariable region(s) of the bacterial 16S gene
- V1-V3
- 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).
- centered log-ratio
- Statistical test
- ANCOM
- 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)?
- No
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- unchanged
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- unchanged
- Richness Number of species
- unchanged
Signature 1
Source: Figure 4 and Figure 6
Description: Differential abundance in the oral microbiome profiles of the healthy control, Parkinson’s and non-Parkinson’s groups.
Abundance in Group 1: increased abundance in Periodontitis group (P)
Revision editor(s): Aleru Divine, WikiWorks
Signature 2
Source: Figure 4 and Figure 6
Description: Differential abundance in the oral microbiome profiles of the healthy control, Parkinson’s and non-Parkinson’s groups.
Abundance in Group 1: decreased abundance in Periodontitis group (P)
NCBI | Quality Control | Links |
---|---|---|
Gemella sanguinis | ||
Prevotella melaninogenica | ||
Prevotella pallens | ||
Prevotellaceae bacterium | ||
Rothia dentocariosa | ||
Neisseria sp. |
Revision editor(s): Aleru Divine, WikiWorks
Experiment 2
Subjects
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Parkinson's disease + Periodontitis group (PA + P)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Participants in this group had Parkinson's disease and were also diagnosed with Stage III, Grade B periodontitis.
- Group 1 sample size Number of subjects in the case (exposed) group
- 16
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- increased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- increased
- Richness Number of species
- increased
Signature 1
Source: Figure 4 and Figure 6
Description: Differential abundance in the oral microbiome profiles of the healthy control, Parkinson’s and non-Parkinson’s groups.
Abundance in Group 1: increased abundance in Parkinson's disease + Periodontitis group (PA + P)
Revision editor(s): Aleru Divine, WikiWorks
Signature 2
Source: Figure 4 and Figure 6
Description: Differential abundance in the oral microbiome profiles of the healthy control, Parkinson’s and non-Parkinson’s groups.
Abundance in Group 1: decreased abundance in Parkinson's disease + Periodontitis group (PA + P)
NCBI | Quality Control | Links |
---|---|---|
Rothia dentocariosa | ||
Prevotella pallens | ||
Gemella sanguinis | ||
Prevotella melaninogenica |
Revision editor(s): Aleru Divine, WikiWorks
Experiment 4
Subjects
- 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
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Periodontitis group (P)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Participants in this group were diagnosed with Stage III, Grade B periodontitis.
- Group 1 sample size Number of subjects in the case (exposed) group
- 18
- Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
- 3 Months
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- unchanged
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- unchanged
- Richness Number of species
- unchanged
Signature 1
Source: Figure 7A
Description: Differential abundance in the oral microbiome profiles of the Healthy controls and Periodontitis groups.
Abundance in Group 1: increased abundance in Periodontitis group (P)
NCBI | Quality Control | Links |
---|---|---|
Ruthenibacterium lactatiformans | ||
Eshraghiella crossota | ||
Alloprevotella tannerae | ||
Dialister succinatiphilus |
Signature 2
Source: Figure 7A
Description: Differential abundance in the oral microbiome profiles of the Healthy controls and Periodontitis groups.
Abundance in Group 1: decreased abundance in Periodontitis group (P)
NCBI | Quality Control | Links |
---|---|---|
Parabacteroides distasonis |
Experiment 5
Subjects
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Parkinson's disease + Periodontitis group (PA + P)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Participants in this group had Parkinson's disease and were also diagnosed with Stage III, Grade B periodontitis.
- Group 1 sample size Number of subjects in the case (exposed) group
- 16
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- increased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- increased
- Faith Phylogenetic diversity, takes into account phylogenetic distance of all taxa identified in a sample
- increased
Signature 1
Source: Figure 7A
Description: Differential abundance in the oral microbiome profiles of the Healthy controls and Parkinson's disease + Periodontitis group (PA + P).
Abundance in Group 1: increased abundance in Parkinson's disease + Periodontitis group (PA + P)
NCBI | Quality Control | Links |
---|---|---|
Eshraghiella crossota | ||
Alloprevotella tannerae |
Signature 2
Source: Figure 7A
Description: Differential abundance in the oral microbiome profiles of the Healthy controls and Parkinson's disease + Periodontitis group (PA + P).
Abundance in Group 1: decreased abundance in Parkinson's disease + Periodontitis group (PA + P)
NCBI | Quality Control | Links |
---|---|---|
Parabacteroides distasonis |
Experiment 6
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Periodontitis group (P)
- Group 0 sample size Number of subjects in the control (unexposed) group
- 18
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- unchanged
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- unchanged
- Richness Number of species
- unchanged
Signature 1
Source: Figure 7A
Description: Differential abundance in the oral microbiome profiles of the Periodontitis and Parkinson's disease + Periodontitis group (PA + P).
Abundance in Group 1: increased abundance in Parkinson's disease + Periodontitis group (PA + P)
NCBI | Quality Control | Links |
---|---|---|
Ruthenibacterium lactatiformans | ||
Eshraghiella crossota | ||
Alloprevotella tannerae |
Signature 2
Source: Figure 7A
Description: Differential abundance in the oral microbiome profiles of the Periodontitis and Parkinson's disease + Periodontitis group (PA + P).
Abundance in Group 1: decreased abundance in Parkinson's disease + Periodontitis group (PA + P)
NCBI | Quality Control | Links |
---|---|---|
Ruthenibacterium lactatiformans |
Experiment 7
Subjects
- Body site Anatomical site where microbial samples were extracted from according to the Uber Anatomy Ontology
- Saliva , Feces Sailva normalis,Saliva atomaris,Saliva molecularis,Salivary gland secretion,Saliva,saliva,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
- Sampling site Sampling site,sampling site
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Healthy controls (Feces)
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Healthy controls (Saliva)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Saliva samples collected from healthy control participants.
- 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
- 17
- Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
- 3 months
Lab analysis
Statistical Analysis
- Data transformation Data transformation applied to microbial abundance measurements prior to differential abundance testing (if any).
- relative abundances
- Statistical test
- LEfSe
- LDA Score above Threshold for the linear discriminant analysis (LDA) score for studies using the popular LEfSe tool
- 2.0
Signature 1
Source: Supplementary File 2a
Description: LefSe results representing significant difference in relative abundance in fecal and saliva samples from healthy controls.
Abundance in Group 1: increased abundance in Healthy controls (Saliva)
Revision editor(s): Aleru Divine, WikiWorks
Signature 2
Source: Supplementary File 2a
Description: LefSe results representing significant difference in relative abundance in fecal and saliva samples from healthy controls.
Abundance in Group 1: decreased abundance in Healthy controls (Saliva)
Revision editor(s): Aleru Divine, WikiWorks
Experiment 8
Subjects
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Periodontitis chronic pericementitis,inflammation of periodontium,Pericementitides,Pericementitis,Periodontitides,periodontitis,Periodontitis (disorder),Periodontitis, NOS,periodontium inflammation,periodontosis,Periodontitis
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Periodontitis group (P) Feces
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Periodontitis group (P) Saliva
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Saliva samples collected from Periodontitis participants.
- Group 0 sample size Number of subjects in the control (unexposed) group
- 18
- Group 1 sample size Number of subjects in the case (exposed) group
- 18
Lab analysis
Statistical Analysis
Signature 1
Source: Supplementary File 2
Description: LefSe results representing significant difference in relative abundance in fecal and saliva samples from Periodontitis patients.
Abundance in Group 1: increased abundance in Periodontitis group (P) Saliva
Revision editor(s): MyleeeA, Aleru Divine, WikiWorks
Signature 2
Source: Supplementary File 2
Description: LefSe results representing significant difference in relative abundance in fecal and saliva samples from Periodontitis patients.
Abundance in Group 1: decreased abundance in Periodontitis group (P) Saliva
Revision editor(s): MyleeeA, Aleru Divine, WikiWorks
Experiment 9
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Parkinson's disease + Periodontitis group (PA + P) (Feces)
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Parkinson's disease + Periodontitis group (PA + P) (Saliva)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Saliva samples collected from Parkinson's disease + Periodontitis group (PA + P) participants.
- 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
- 16
Lab analysis
Statistical Analysis
Signature 1
Curated date: 2024/11/05
Curator: Aleru Divine
Revision editor(s): Aleru Divine, Svetlana up, WikiWorks
Source: Supplementary File 2c
Description: LefSe results representing significant difference in relative abundance in fecal and saliva samples from Periodontitis patients with Parkinson's disease (PA + P).
Abundance in Group 1: increased abundance in Parkinson's disease + Periodontitis group (PA + P) (Saliva)
Revision editor(s): Aleru Divine, Svetlana up, WikiWorks
Signature 2
Source: Supplementary File 2
Description: LefSe results representing significant difference in relative abundance in fecal and saliva samples from Periodontitis patients with Parkinson's disease (PA + P).
Abundance in Group 1: decreased abundance in Parkinson's disease + Periodontitis group (PA + P) (Saliva)
Revision editor(s): MyleeeA, Aleru Divine, WikiWorks