Dysbiosis of Oral Microbiota and Metabolite Profiles Associated with Type 2 Diabetes Mellitus
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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
- Saliva Sailva normalis,Saliva atomaris,Saliva molecularis,Salivary gland secretion,Saliva,saliva
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Type II diabetes mellitus adult onset diabetes,Adult-Onset Diabetes,adult-onset diabetes,Adult-Onset Diabetes Mellitus,diabetes mellitis type 2,diabetes mellitis type II,DIABETES MELLITUS TYPE 02,diabetes mellitus type 2,Diabetes Mellitus, Adult Onset,Diabetes Mellitus, Adult-Onset,Diabetes Mellitus, Ketosis Resistant,Diabetes Mellitus, Ketosis-Resistant,Diabetes Mellitus, Maturity Onset,Diabetes Mellitus, Maturity-Onset,Diabetes Mellitus, Non Insulin Dependent,Diabetes Mellitus, Non-Insulin-Dependent,Diabetes Mellitus, Noninsulin Dependent,diabetes mellitus, noninsulin-dependent,Diabetes Mellitus, Slow Onset,Diabetes Mellitus, Slow-Onset,Diabetes Mellitus, Stable,Diabetes Mellitus, Type 2,diabetes mellitus, type 2,diabetes mellitus, type 2, protection against,Diabetes Mellitus, Type II,Diabetes, Type 2,diabetes, type 2,insulin resistance, susceptibility to,Ketosis-Resistant Diabetes Mellitus,Maturity Onset Diabetes Mellitus,maturity-onset diabetes,Maturity-Onset Diabetes Mellitus,MODY,NIDDM,Non-Insulin Dependent Diabetes,non-insulin dependent diabetes,Non-Insulin Dependent Diabetes Mellitus,non-insulin dependent diabetes mellitus,non-insulin-dependent diabetes mellitus,noninsulin dependent diabetes,noninsulin-dependent diabetes mellitus,Slow-Onset Diabetes Mellitus,Stable Diabetes Mellitus,T2DM - Type 2 Diabetes mellitus,T2DM - type 2 diabetes mellitus,Type 2 Diabetes,type 2 diabetes,Type 2 Diabetes Mellitus,type 2 diabetes mellitus,Type 2 Diabetes Mellitus Non-Insulin Dependent,type 2 diabetes mellitus non-insulin dependent,Type II Diabetes,type II diabetes,type II diabetes mellitus,Type II diabetes mellitus
- 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
- Type 2 Diabetes Mellitus Patients
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Saliva samples of patients with Type 2 Diabetes Mellitus ( fasting plasma glucose (FPG)≥7.0 mmol/L, HbA1C ≥6.5%, and 2-h postprandial blood glucose (2-hPBG)≥11.1 mmol/L)
- Group 0 sample size Number of subjects in the control (unexposed) group
- 10
- Group 1 sample size Number of subjects in the case (exposed) group
- 10
- Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
- Participants were excluded if they used antibiotics in the past 6 months, or if they used local antibiotics in the past 7 days
Lab analysis
- Sequencing type
- WMS
- 16S variable region One or more hypervariable region(s) of the bacterial 16S gene
- Not specified
- Sequencing platform Manufacturer and experimental platform used for quantifying microbial abundance
- MGISEQ-2000
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
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- unchanged
Signature 1
Source: Figure 1E
Description: LEfSe analysis of salivary microorganisms in the T2DM (Type 2 Diabetes Mellitus) group and healthy control group
Abundance in Group 1: increased abundance in Type 2 Diabetes Mellitus Patients
Signature 2
Source: Figure 1E
Description: LEfSe analysis of salivary microorganisms in the T2DM (Type 2 Diabetes Mellitus) group and healthy control group
Abundance in Group 1: decreased abundance in Type 2 Diabetes Mellitus Patients
NCBI | Quality Control | Links |
---|---|---|
Alloprevotella | ||
Burkholderiaceae | ||
Burkholderiales | ||
Candidatus Saccharibacteria | ||
Lautropia | ||
Lautropia mirabilis | ||
Prevotella aurantiaca |
Experiment 2
Subjects
- Body site Anatomical site where microbial samples were extracted from according to the Uber Anatomy Ontology
- Supragingival dental plaque Supragingival plaque,Supragingival dental plaque,supragingival dental plaque
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Supragingival dental plaque samples of patients with Type 2 Diabetes Mellitus ( fasting plasma glucose (FPG)≥7.0 mmol/L, HbA1C ≥6.5%, and 2-h postprandial blood glucose (2-hPBG)≥11.1 mmol/L)
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- unchanged
Signature 1
Source: Figure 1F
Description: LEfSe analysis of supragingival plaque samples between patients with type II diabetes and healthy controls
Abundance in Group 1: increased abundance in Type 2 Diabetes Mellitus Patients
Revision editor(s): Folakunmi
Signature 2
Source: Figure 1F
Description: LEfSe analysis of supragingival plaque samples between patients with type II diabetes and healthy controls
Abundance in Group 1: decreased abundance in Type 2 Diabetes Mellitus Patients
Revision editor(s): Folakunmi