The skin microbiome is different in pediatric versus adult atopic dermatitis
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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
- United States of America
- 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
- Skin of body
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- 2-12 years
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- 18-62 years
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- adult age 18-62
- Group 0 sample size Number of subjects in the control (unexposed) group
- 13
- Group 1 sample size Number of subjects in the case (exposed) group
- 45
- Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
- 1 week (oral antibiotics)
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).
- relative abundances
- Statistical test
- T-Test
- 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
- Matched on Factors on which subjects have been matched on in a case-control study
- age
Alpha Diversity
- Faith Phylogenetic diversity, takes into account phylogenetic distance of all taxa identified in a sample
- decreased
Signature 1
Source: Figure 1b, Supplemental table E2, Figure 2b text
Description: Skin microorganisms differ with age in the healthy skin
Abundance in Group 1: increased abundance in 18-62 years
NCBI | Quality Control | Links |
---|---|---|
Corynebacterium sp. | ||
Cutibacterium acnes | ||
Staphylococcus epidermidis | ||
Propionibacterium | ||
Corynebacterium | ||
Staphylococcus | ||
Lactobacillus | ||
Finegoldia | ||
Anaerococcus |
Signature 2
Source: Figure 1b, Supplemental table E2, Figure 2b text
Description: Skin microorganisms differ with age in the healthy skin
Abundance in Group 1: decreased abundance in 18-62 years
NCBI | Quality Control | Links |
---|---|---|
Streptococcus sp. | ||
Rothia | ||
Streptococcus | ||
Granulicatella | ||
Gemella | ||
Haemophilus |
Experiment 2
Subjects
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- non-lesional skin
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- lesional skin
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- atopic dermatitis lesional skin
- Group 0 sample size Number of subjects in the control (unexposed) group
- 59
- Group 1 sample size Number of subjects in the case (exposed) group
- 59
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
- Faith Phylogenetic diversity, takes into account phylogenetic distance of all taxa identified in a sample
- decreased
Experiment 3
Subjects
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- 2-12 years
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- 13-62 years
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- teenager/adult age 13-62
- Group 1 sample size Number of subjects in the case (exposed) group
- 69
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
Signature 1
Source: Supplemental Table E4
Description: Taxonomic composition of the atopic dermatitis skin microbiome at the genus level among those with lesional skin
Abundance in Group 1: increased abundance in 13-62 years
NCBI | Quality Control | Links |
---|---|---|
Propionibacterium | ||
Corynebacterium | ||
Lactobacillus |
Revision editor(s): WikiWorks
Signature 2
Source: Supplemental Table E4
Description: Taxonomic composition of the atopic dermatitis skin microbiome at the genus level among those with lesional skin
Abundance in Group 1: decreased abundance in 13-62 years
NCBI | Quality Control | Links |
---|---|---|
Streptococcus | ||
Granulicatella | ||
Gemella | ||
Neisseria | ||
Haemophilus | ||
Rothia | ||
Veillonella |
Experiment 4
Subjects
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- 18-62 years
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- adult age 18-62
- Group 0 sample size Number of subjects in the control (unexposed) group
- 13
- Group 1 sample size Number of subjects in the case (exposed) group
- 45
Lab analysis
Statistical Analysis
- Matched on Factors on which subjects have been matched on in a case-control study
- Not specified
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
Signature 1
Source: Supplemental Table E3
Description: Taxonomic compositions of the healthy skin microbiome at the species level
Abundance in Group 1: increased abundance in 18-62 years
NCBI | Quality Control | Links |
---|---|---|
Cutibacterium acnes | ||
Staphylococcus epidermidis | ||
Lactobacillus iners |
Revision editor(s): WikiWorks
Experiment 5
Subjects
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- non-lesional skin in young children
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- lesional skin in young children
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- atopic dermatitis lesional skin
- Group 0 sample size Number of subjects in the control (unexposed) group
- 69
- Group 1 sample size Number of subjects in the case (exposed) group
- 69
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
Signature 1
Source: Supplemental Table E5
Description: Taxonomic composition of the atopic dermatitis skin microbiome at the species level among adults-teenagers
Abundance in Group 1: increased abundance in lesional skin in young children
Experiment 6
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- non-lesional skin
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- lesional skin
- Group 0 sample size Number of subjects in the control (unexposed) group
- 59
- Group 1 sample size Number of subjects in the case (exposed) group
- 59
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
Signature 1
Source: Supplemental Table E5
Description: Taxonomic composition of the atopic dermatitis skin microbiome at the species level among children
Abundance in Group 1: increased abundance in lesional skin
NCBI | Quality Control | Links |
---|---|---|
Staphylococcus aureus |
Revision editor(s): WikiWorks
Experiment 7
Subjects
- Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- 2-12 years
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- 18-62 years
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- teenager/adult age 13-62
- Group 1 sample size Number of subjects in the case (exposed) group
- 69
Lab analysis
Statistical Analysis
- Matched on Factors on which subjects have been matched on in a case-control study
- age
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- decreased
Signature 1
Source: Supplemental Table E5
Description: Taxonomic composition of the atopic dermatitis skin microbiome at the species level among those with lesional skin
Abundance in Group 1: increased abundance in 18-62 years
NCBI | Quality Control | Links |
---|---|---|
Cutibacterium acnes | ||
Lactobacillus iners | ||
Staphylococcus epidermidis |
Signature 2
Source: Supplemental Table E5
Description: Taxonomic composition of the atopic dermatitis skin microbiome at the species level among those with lesional skin
Abundance in Group 1: decreased abundance in 18-62 years
NCBI | Quality Control | Links |
---|---|---|
Streptococcus cristatus | ||
Rothia mucilaginosa |