Unveiling the gut microbiota composition and functionality associated with constipation through metagenomic analyses/Experiment 2

From BugSigDB


Reviewed Marked as Reviewed by Svetlana up on 2025-3-26

Curated date: 2025/03/26

Curator: MyleeeA

Revision editor(s): MyleeeA

Subjects

Location of subjects
Italy
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
Chronic constipation Chronic constipation,Infrequent bowel movements,chronic constipation
Group 0 name Corresponds to the control (unexposed) group for case-control studies
Healthy Subjects (HS)
Group 1 name Corresponds to the case (exposed) group for case-control studies
Functional constipation (FC)
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
Study participants who reported to have been suffering from Functional constipation
Group 0 sample size Number of subjects in the control (unexposed) group
79
Group 1 sample size Number of subjects in the case (exposed) group
68
Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
1 week

Lab analysis

Sequencing type
16S
16S variable region One or more hypervariable region(s) of the bacterial 16S gene
V3
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
ANOVA
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

Alpha Diversity

Shannon Estimator of species richness and species evenness: more weight on species richness
increased
Chao1 Abundance-based estimator of species richness
increased

Signature 1

Reviewed Marked as Reviewed by Svetlana up on 2025-3-26

Curated date: 2025/03/26

Curator: MyleeeA

Revision editor(s): MyleeeA

Source: Figure 2

Description: Differentially abundant taxa between Functional constipation (FC) and Healthy Subjects (HS).

Abundance in Group 1: increased abundance in Functional constipation (FC)

NCBI Quality ControlLinks
Butyricimonas
Faecalibacterium
Paraprevotella
Phascolarctobacterium
Ruminiclostridium
unclassified Bacteroidales
unclassified Mollicutes
unclassified Oscillospiraceae
unclassified Porphyromonadaceae
uncultured Oscillospiraceae bacterium
Ruminococcaceae UCG-003Ruminococcaceae UCG-003
Ruminiclostridium 5Ruminiclostridium 5
Ruminococcaceae NK4A214 groupRuminococcaceae NK4A214 group
Ruminococcaceae UCG-005Ruminococcaceae UCG-005
Ruminococcaceae UCG-010Ruminococcaceae UCG-010
Ruminiclostridium 6Ruminiclostridium 6
Unclassified Clostridiales VadinBB60 groupUnclassified Clostridiales VadinBB60 group
Unclassified NB1-nUnclassified NB1-n
unclassified Eubacteriales

Revision editor(s): MyleeeA

Signature 2

Reviewed Marked as Reviewed by Svetlana up on 2025-3-26

Curated date: 2025/03/26

Curator: MyleeeA

Revision editor(s): MyleeeA

Source: Figure 2

Description: Differentially abundant taxa between Functional constipation (FC) and Healthy Subjects (HS).

Abundance in Group 1: decreased abundance in Functional constipation (FC)

NCBI Quality ControlLinks
Bacteroides
Roseburia
Coprococcus 3Coprococcus 3

Revision editor(s): MyleeeA