Decreased microbial co-occurrence network stability and SCFA receptor level correlates with obesity in African-origin women/Experiment 5

From BugSigDB


Reviewed Marked as Reviewed by Svetlana up on 2024-12-28

Curated date: 2024/11/18

Curator: Aleru Divine

Revision editor(s): Aleru Divine

Subjects

Location of subjects
Ghana
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
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
Lean Ghanaians(GL)
Group 1 name Corresponds to the case (exposed) group for case-control studies
Lean Americans (UL)
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
Participants in the Lean Americans (UL) group were women from America with body mass index (BMI) < 25 kg/m2.
Group 0 sample size Number of subjects in the control (unexposed) group
29
Group 1 sample size Number of subjects in the case (exposed) group
13

Lab analysis

Sequencing type
16S
16S variable region One or more hypervariable region(s) of the bacterial 16S gene
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).
raw counts
Statistical test
Linear Regression
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
Confounders controlled for Confounding factors that have been accounted for by stratification or model adjustment
age

Alpha Diversity

Shannon Estimator of species richness and species evenness: more weight on species richness
decreased
Chao1 Abundance-based estimator of species richness
decreased
Inverse Simpson Modification of Simpsons index D as 1/D to obtain high values in datasets of high diversity and vice versa
decreased

Signature 1

Reviewed Marked as Reviewed by Svetlana up on 2024-12-28

Curated date: 2024/11/18

Curator: Aleru Divine

Revision editor(s): Aleru Divine

Source: Table S4

Description: Sequences with significantly different levels across the groups: GL (Ghana Lean), GO (Ghana Obese), UL (USA Lean), and UO (USA Obese).

Abundance in Group 1: increased abundance in Lean Americans (UL)

NCBI Quality ControlLinks
Bacteroidaceae
Bacteroides
Bacteroides caccae
Bacteroides ovatus
Bacteroides uniformis
Bilophila
Clostridium
Dialister
Faecalibacterium prausnitzii
Holdemania
Lachnospiraceae
Oscillospira
Oscillospiraceae
Parabacteroides
Phascolarctobacterium
Rikenellaceae
Ruminococcus
Sutterella
[Ruminococcus] torques

Revision editor(s): Aleru Divine

Signature 2

Reviewed Marked as Reviewed by Svetlana up on 2024-12-28

Curated date: 2024/11/18

Curator: Aleru Divine

Revision editor(s): Aleru Divine

Source: Table S4

Description: Sequences with significantly different levels across the groups: GL (Ghana Lean), GO (Ghana Obese), UL (USA Lean), and UO (USA Obese).

Abundance in Group 1: decreased abundance in Lean Americans (UL)

NCBI Quality ControlLinks
Bacillota
Bacteria
Clostridiaceae
Clostridium
Collinsella aerofaciens
Coriobacteriaceae
Dialister
Enterobacteriaceae
Escherichia coli
Eubacteriales
Lachnospira
Oscillospira
Oscillospiraceae
Pasteurellaceae
Ruminococcus
Ruminococcus callidus
Segatella copri
Turicibacter

Revision editor(s): Aleru Divine