Pre-obese children's dysbiotic gut microbiome and unhealthy diets may predict the development of obesity/Experiment 2

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Needs review

Curated date: 2021/01/10

Curator: WikiWorks

Revision editor(s): WikiWorks, Victoria

Subjects

Location of subjects
Cyprus
Estonia
Germany
Hungary
Sweden
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
Obesity Adiposis,Adiposity,Obese,Obese (finding),obesity,Obesity (disorder),Obesity [Ambiguous],obesity disease,obesity disorder,Obesity NOS,Obesity, unspecified,Overweight and obesity,Obesity
Group 0 name Corresponds to the control (unexposed) group for case-control studies
before onset of obesity
Group 1 name Corresponds to the case (exposed) group for case-control studies
after onset of obesity
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
children aged 2-9 years
Group 0 sample size Number of subjects in the control (unexposed) group
36
Group 1 sample size Number of subjects in the case (exposed) group
36
Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
14 days

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
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

Shannon Estimator of species richness and species evenness: more weight on species richness
decreased
Richness Number of species
unchanged

Signature 1

Needs review

Curated date: 2021/01/10

Curator: Mst Afroza Parvin

Revision editor(s): WikiWorks

Source: Table 2

Description: Microbial taxa significantly different across the four groups of children

Abundance in Group 1: increased abundance in after onset of obesity

NCBI Quality ControlLinks
Pseudomonadota
Catenibacterium
Alcaligenaceae
Sutterella

Revision editor(s): WikiWorks

Signature 2

Needs review

Curated date: 2021/01/10

Curator: Mst Afroza Parvin

Revision editor(s): WikiWorks

Source: Table 2

Description: Microbial taxa significantly different across the four groups of children

Abundance in Group 1: decreased abundance in after onset of obesity

NCBI Quality ControlLinks
Lactobacillaceae
Clostridiaceae
Oscillospiraceae
Ruminococcus

Revision editor(s): WikiWorks