Gut microbiota composition differences are associated with geographic location and age in malaria-endemic regions of Rwanda/Experiment 4

From BugSigDB


Needs review

Curated date: 2025/09/05

Curator: Martha KJ

Revision editor(s): Martha KJ

Subjects

Location of subjects
Rwanda
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
Group 0 name Corresponds to the control (unexposed) group for case-control studies
Preschool children
Group 1 name Corresponds to the case (exposed) group for case-control studies
Adults
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
Participants aged 15 years and above
Group 0 sample size Number of subjects in the control (unexposed) group
37
Group 1 sample size Number of subjects in the case (exposed) group
96
Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
yes

Lab analysis

Sequencing type
16S
16S variable region One or more hypervariable region(s) of the bacterial 16S gene
Not specified
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
ANCOM
Kruskall-Wallis
PERMANOVA
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
geographic area
Confounders controlled for Confounding factors that have been accounted for by stratification or model adjustment
diet, geographic area

Alpha Diversity

Pielou Quantifies how equal the community is numerically
unchanged
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
Inverse Simpson Modification of Simpsons index D as 1/D to obtain high values in datasets of high diversity and vice versa
unchanged
Richness Number of species
decreased
Faith Phylogenetic diversity, takes into account phylogenetic distance of all taxa identified in a sample
decreased

Signature 1

Needs review

Curated date: 2025/09/05

Curator: Martha KJ

Revision editor(s): Martha KJ

Source: Figure 4

Description: Taxa enriched in adults compared to preschool children, identified by ANCOM-BC analysis

Abundance in Group 1: increased abundance in Adults

NCBI Quality ControlLinks
Spirochaetota
DesulfobacterotaDesulfobacterota
EuryarchaeotaEuryarchaeota
Verrucomicrobiota
Desulfovibrio
RuminococcaceaeRuminococcaceae
Methanobrevibacter
Lachnospiraceae UCG 007Lachnospiraceae UCG 007
Bacteroidales RF16Bacteroidales RF16
uncultured Lachnospiraceae bacterium
uncultured Erysipelotrichaceae bacterium

Revision editor(s): Martha KJ

Signature 2

Needs review

Curated date: 2025/09/05

Curator: Martha KJ

Revision editor(s): Martha KJ

Source: Figure 4

Description: Taxa depleted in adults compared to preschool children, identified by ANCOM-BC analysis

Abundance in Group 1: decreased abundance in Adults

NCBI Quality ControlLinks
CampilobacterotaCampilobacterota
Campylobacteraceae
Campylobacter

Revision editor(s): Martha KJ