Stunted microbiota and opportunistic pathogen colonization in caesarean-section birth/Experiment 3

From BugSigDB


Reviewed Marked as Reviewed by KateRasheed on 2025-9-16

Curated date: 2025/04/25

Curator: Ameenatoloko

Revision editor(s): Ameenatoloko, KateRasheed

Subjects

Location of subjects
United Kingdom
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
Delivery measurement Delivery measurement,delivery measurement
Group 0 name Corresponds to the control (unexposed) group for case-control studies
Babies delivered vaginally in the early neonatal period - Transmission
Group 1 name Corresponds to the case (exposed) group for case-control studies
Babies delivered by caesarean section (CS) in the early neonatal period - Transmission
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
Maternal strain transmission across 178 mother-baby pairs (vaginal: 112, C-section: 66) sampled at least once during the early neonatal period.
Group 0 sample size Number of subjects in the control (unexposed) group
112
Group 1 sample size Number of subjects in the case (exposed) group
66

Lab analysis

Sequencing type
WMS
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).
relative abundances
Statistical test
Fisher's Exact Test
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


Signature 1

Reviewed Marked as Reviewed by KateRasheed on 2025-9-16

Curated date: 2025/04/25

Curator: Ameenatoloko

Revision editor(s): Ameenatoloko, Victoria

Source: Extended Data Fig. 4, Fig. S6

Description: Transmission of maternal microbial strains during the early neonatal period.

Abundance in Group 1: increased abundance in Babies delivered by caesarean section (CS) in the early neonatal period - Transmission

NCBI Quality ControlLinks
Streptococcus parasanguinis
Streptococcus salivarius
Streptococcus vestibularis

Revision editor(s): Ameenatoloko, Victoria

Signature 2

Reviewed Marked as Reviewed by KateRasheed on 2025-9-16

Curated date: 2025/05/06

Curator: Ameenatoloko

Revision editor(s): Ameenatoloko, Victoria

Source: Extended Data Fig. 4, Fig. S6

Description: Transmission of maternal microbial strains during the early neonatal period.

Abundance in Group 1: decreased abundance in Babies delivered by caesarean section (CS) in the early neonatal period - Transmission

NCBI Quality ControlLinks
Bacteroides uniformis
Streptococcus salivarius
Streptococcus thermophilus
Streptococcus vestibularis
Bifidobacterium adolescentis
Bifidobacterium pseudocatenulatum
Bifidobacterium bifidum
Bifidobacterium longum
Collinsella aerofaciens
Escherichia coli
Parabacteroides distasonis
Parabacteroides merdae
Bacteroides ovatus
Bacteroides xylanisolvens
Bacteroides thetaiotaomicron
Bacteroides fragilis
Phocaeicola dorei
Phocaeicola vulgatus

Revision editor(s): Ameenatoloko, Victoria