Unveiling the microbiome during post-partum uterine infection: a deep shotgun sequencing approach to characterize the dairy cow uterine microbiome/Experiment 1

From BugSigDB


Needs review

Curated date: 2025/02/23

Curator: MyleeeA

Revision editor(s): MyleeeA

Subjects

Location of subjects
United States of America
Host species Species from which microbiome was sampled. Contact us to have more species added.
Bos taurus
Body site Anatomical site where microbial samples were extracted from according to the Uber Anatomy Ontology
Endometrial cavity Cavity of body of uterus,Endometrial cavity,Endometrial lumen,Intrauterine cavity,endometrial cavity
Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
Uterine inflammatory disease inflammatory disease of the uterus,uterine inflammatory disease,Uterine inflammatory disease
Group 0 name Corresponds to the control (unexposed) group for case-control studies
Control group (CT)
Group 1 name Corresponds to the case (exposed) group for case-control studies
Metritis group (MET)
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
Cows with Metritis typically occurring within 21 days post-partum, characterized by an enlarged uterus, fever, and fetid, watery red-brown uterine discharge.
Group 0 sample size Number of subjects in the control (unexposed) group
32
Group 1 sample size Number of subjects in the case (exposed) group
33

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).
log transformation
Statistical test
ANCOM-BC
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
decreased
Chao1 Abundance-based estimator of species richness
increased
Simpson Estimator of species richness and species evenness: more weight on species evenness
decreased

Signature 1

Needs review

Curated date: 2025/02/23

Curator: MyleeeA

Revision editor(s): MyleeeA

Source: Table 1

Description: Most abundant genera for Metritis (MET regardless of antimicrobial treatment) vs. Control (CT)

Abundance in Group 1: increased abundance in Metritis group (MET)

NCBI Quality ControlLinks
Bacteroides
Clostridium
Fusobacterium
Phocaeicola
Porphyromonas
Prevotella
Streptococcus

Revision editor(s): MyleeeA

Signature 2

Needs review

Curated date: 2025/02/23

Curator: MyleeeA

Revision editor(s): MyleeeA

Source: Table 1

Description: Most abundant genera for Metritis (MET regardless of antimicrobial treatment) vs. Control (CT)

Abundance in Group 1: decreased abundance in Metritis group (MET)

NCBI Quality ControlLinks
Dietzia
Microbacterium

Revision editor(s): MyleeeA