Characterization of respiratory microbial dysbiosis in hospitalized COVID-19 patients
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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
Curated date: 2021/07/02
Curator: Claregrieve1
Revision editor(s): WikiWorks, Fatima, Claregrieve1, Peace Sandy
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
- Nasopharynx Nasenrachenraum,Epipharynx,Nasal part of pharynx,Pars nasalis pharyngis,Rhinopharynx,Nasopharynx,nasopharynx
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- COVID-19 2019 novel coronavirus,2019 novel coronavirus infection,2019-nCoV,2019-nCoV infection,beta-CoV,beta-CoVs,betacoronavirus,coronavirus disease 2019,SARS-coronavirus 2,SARS-CoV-2,severe acute respiratory syndrome coronavirus 2,severe acute respiratory syndrome coronavirus 2 infectious disease,β-coronavirus,β-CoV,β-CoVs,COVID-19,cOVID-19
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Mild COVID-19 patients
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Severe COVID-19 patients
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- COVID-19 infected patients admitted to the ICU and requiring mechanical ventilation
- Group 0 sample size Number of subjects in the control (unexposed) group
- 8
- Group 1 sample size Number of subjects in the case (exposed) group
- 15
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
- DNBSEQ-T7
Statistical Analysis
- Data transformation Data transformation applied to microbial abundance measurements prior to differential abundance testing (if any).
- relative abundances
- Statistical test
- Mann-Whitney (Wilcoxon)
- 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
- Richness Number of species
- decreased
Signature 1
Source: Figure 2c
Description: Differential abundance in microbial taxa between mild and severe COVID-19 patients
Abundance in Group 1: decreased abundance in Severe COVID-19 patients
NCBI | Quality Control | Links |
---|---|---|
Veillonella | ||
Neisseria | ||
Streptococcus | ||
Prevotella |
Revision editor(s): Claregrieve1
Signature 2
Source: Figure 2c
Description: Differential abundance in microbial taxa between mild and severe COVID-19 patients
Abundance in Group 1: increased abundance in Severe COVID-19 patients
NCBI | Quality Control | Links |
---|---|---|
Staphylococcus | ||
Escherichia |
Revision editor(s): Claregrieve1
Experiment 2
Curated date: 2021/07/02
Curator: Claregrieve1
Revision editor(s): WikiWorks, LGeistlinger, Claregrieve1, Victoria
Subjects
- Body site Anatomical site where microbial samples were extracted from according to the Uber Anatomy Ontology
- Rectum Intestinum rectum,Rectal sac,Terminal portion of intestine,Terminal portion of large intestine,Rectum,rectum
- Group 0 sample size Number of subjects in the control (unexposed) group
- 7
Lab analysis
Statistical Analysis
Signature 1
Source: Supplementary Figure S6b
Description: Differential abundance in microbial taxa between mild and severe COVID-19 patients
Abundance in Group 1: increased abundance in Severe COVID-19 patients
NCBI | Quality Control | Links |
---|---|---|
Parabacteroides |
Revision editor(s): Claregrieve1