Taxonomic intestinal microbiota differences in Lewy body spectrum disease and cohabitant controls/Experiment 3

From BugSigDB


Needs review

Curated date: 2025/07/26

Curator: Kristin.abraham

Revision editor(s): Kristin.abraham

Subjects

Location of subjects
United States of America
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
REM sleep behavior disorder Rapid eye movement sleep behavior disorder,rapid eye movement sleep behavior disorder,REM Sleep Behavior Disorder,REM sleep behavior disorder,rEM sleep behavior disorder
Group 0 name Corresponds to the control (unexposed) group for case-control studies
Healthy cohort
Group 1 name Corresponds to the case (exposed) group for case-control studies
iRBD cases
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
isolated REM sleep behavior disorder (iRBD) cases
Group 0 sample size Number of subjects in the control (unexposed) group
19
Group 1 sample size Number of subjects in the case (exposed) group
11

Lab analysis

Sequencing type
16S
16S variable region One or more hypervariable region(s) of the bacterial 16S gene
V4
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
Kruskall-Wallis
Significance threshold p-value or FDR threshold used for differential abundance testing (if any)
0.0083
MHT correction Have statistical tests be corrected for multiple hypothesis testing (MHT)?
Yes


Signature 1

Needs review

Curated date: 2025/07/26

Curator: Kristin.abraham

Revision editor(s): Kristin.abraham

Source: Figure 1

Description: Taxa enriched in iRBD cases

Abundance in Group 1: increased abundance in iRBD cases

NCBI Quality ControlLinks
Blautia

Revision editor(s): Kristin.abraham

Signature 2

Needs review

Curated date: 2025/07/26

Curator: Kristin.abraham

Revision editor(s): Kristin.abraham

Source: Figure 1

Description: Taxa depleted in iRBD cases

Abundance in Group 1: decreased abundance in iRBD cases

NCBI Quality ControlLinks
Alistipes
Bacteroides

Revision editor(s): Kristin.abraham