Antenatal gut microbiome profiles and effect on pregnancy outcome in HIV infected and HIV uninfected women in a resource limited setting/Experiment 3

From BugSigDB


Needs review

Curated date: 2024/10/18

Curator: Tosin

Revision editor(s): Tosin

Subjects

Location of subjects
Zimbabwe
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
Viral load viral burden,viral titer,viral titre,Viral load,viral load
Group 0 name Corresponds to the control (unexposed) group for case-control studies
HIV virally suppressed pregnant women
Group 1 name Corresponds to the case (exposed) group for case-control studies
HIV virally un-suppressed pregnant women
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
HIV Un-suppressed pregnant women with viral load greater than 1000 cps/ml.
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
5

Lab analysis

Sequencing type
16S
16S variable region One or more hypervariable region(s) of the bacterial 16S gene
V5-V6
Sequencing platform Manufacturer and experimental platform used for quantifying microbial abundance
Ion Torrent

Statistical Analysis

Data transformation Data transformation applied to microbial abundance measurements prior to differential abundance testing (if any).
relative abundances
Statistical test
MaAsLin2
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

Alpha Diversity

Shannon Estimator of species richness and species evenness: more weight on species richness
unchanged
Simpson Estimator of species richness and species evenness: more weight on species evenness
unchanged

Signature 1

Needs review

Curated date: 2024/10/18

Curator: Tosin

Revision editor(s): Tosin

Source: Figure 3b

Description: Taxonomic differences between the gut microbiota of groups stratified by viral load.

Abundance in Group 1: increased abundance in HIV virally un-suppressed pregnant women

NCBI Quality ControlLinks
Prevotella
unclassified Paraprevotella

Revision editor(s): Tosin

Signature 2

Needs review

Curated date: 2024/10/18

Curator: Tosin

Revision editor(s): Tosin

Source: Figure 3b

Description: Taxonomic differences between the gut microbiota of groups stratified by viral load.

Abundance in Group 1: decreased abundance in HIV virally un-suppressed pregnant women

NCBI Quality ControlLinks
Clostridium

Revision editor(s): Tosin