Variations in early gut microbiome are associated with childhood eczema/Experiment 4

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Reviewed Marked as Reviewed by Lwaldron on 2022/03/30

Curated date: 2021/01/10

Curator: WikiWorks

Revision editor(s): WikiWorks, Victoria

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
Eczema Eczema,eczema
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
child with eczema
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
children age 0-0.5 with eczema diagnosed by pediatrician based on clinical criteria such as dry, desquamation skin, increased temperature on the local skin, and oozing or crusting
Group 0 sample size Number of subjects in the control (unexposed) group
123
Group 1 sample size Number of subjects in the case (exposed) group
49

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)?
No
LDA Score above Threshold for the linear discriminant analysis (LDA) score for studies using the popular LEfSe tool
4
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
unchanged

Signature 1

Reviewed Marked as Reviewed by Lwaldron on 2022/03/30

Curated date: 2021/01/10

Curator: Lucy Mellor

Revision editor(s): WikiWorks

Source: Figure 3d

Description: Significantly diverse bacterial communities between healthy and eczema groups in age group 0-0.5 years

Abundance in Group 1: increased abundance in child with eczema

NCBI Quality ControlLinks
Veillonella parvula
Bacteroides fragilis

Revision editor(s): WikiWorks

Signature 2

Reviewed Marked as Reviewed by Lwaldron on 2022/03/30

Curated date: 2021/01/10

Curator: Lucy Mellor

Revision editor(s): WikiWorks

Source: Figure 3d

Description: Significantly diverse bacterial communities between healthy and eczema groups in age group 0-0.5 years

Abundance in Group 1: decreased abundance in child with eczema

NCBI Quality ControlLinks
Bifidobacterium bifidum

Revision editor(s): WikiWorks