Altered fecal microbiota composition associated with food allergy in infants/Experiment 2

From BugSigDB


Reviewed Marked as Reviewed by Atrayees on 2023-6-28

Curated date: 2021/01/10

Curator: WikiWorks

Revision editor(s): WikiWorks, Atrayees, 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
Food allergy Food Hypersensitivity,Food intolerance,Food allergy,food allergy
Group 0 name Corresponds to the control (unexposed) group for case-control studies
healthy controls
Group 1 name Corresponds to the case (exposed) group for case-control studies
infants with food allergies
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
infant with food allergy
Group 0 sample size Number of subjects in the control (unexposed) group
45
Group 1 sample size Number of subjects in the case (exposed) group
34
Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
1 month

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
Roche454

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)
2
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
2

Alpha Diversity

Shannon Estimator of species richness and species evenness: more weight on species richness
unchanged
Chao1 Abundance-based estimator of species richness
unchanged
Simpson Estimator of species richness and species evenness: more weight on species evenness
unchanged
Richness Number of species
unchanged

Signature 1

Reviewed Marked as Reviewed by Atrayees on 2023-6-28

Curated date: 2021/01/10

Curator: Lucy Mellor

Revision editor(s): Merit, WikiWorks

Source: Figure 1d, Text

Description: Differentially abundant taxons between infants with food allergy and health controls

Abundance in Group 1: increased abundance in infants with food allergies

NCBI Quality ControlLinks
Actinomycetales
Bacteria
Butyricicoccus
Clostridiaceae
Clostridium
Cytophagaceae
Nocardiaceae

Revision editor(s): Merit, WikiWorks

Signature 2

Reviewed Marked as Reviewed by Atrayees on 2023-6-28

Curated date: 2021/01/10

Curator: Lucy Mellor

Revision editor(s): WikiWorks

Source: Figure 1d, Text

Description: Differentially abundant taxons between infants with food allergy and health controls

Abundance in Group 1: decreased abundance in infants with food allergies

NCBI Quality ControlLinks
Megasphaera
Oscillospiraceae
Flavobacteriaceae
Phyllobacteriaceae
Mesorhizobium
Achromobacter
Alcaligenaceae
Flavobacteriales
Eggerthella
Flavobacterium
Lysobacteraceae
Stenotrophomonas
Mogibacterium
Chryseobacterium
Eubacteriales Family XIII. Incertae Sedis
Lysobacterales
Caulobacteraceae
Comamonas

Revision editor(s): WikiWorks