Cingulate white matter mediates the effects of fecal Ruminococcus on neuropsychiatric symptoms in patients with amyloid-positive amnestic mild cognitive impairment/Experiment 1

From BugSigDB


Reviewed Marked as Reviewed by KateRasheed on 2025-5-9

Curated date: 2025/04/26

Curator: Shulamite

Revision editor(s): Shulamite, KateRasheed

Subjects

Location of subjects
Taiwan
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
Cognitive impairment measurement Cognitive impairment measurement,cognitive impairment measurement
Group 0 name Corresponds to the control (unexposed) group for case-control studies
Healthy control (HC).
Group 1 name Corresponds to the case (exposed) group for case-control studies
Amnestic mild cognitive impairment (aMCI+).
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
Patients with amnestic mild cognitive impairment "Amyloid positive" (aMCI+).
Group 0 sample size Number of subjects in the control (unexposed) group
20
Group 1 sample size Number of subjects in the case (exposed) group
20
Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
2 Months

Lab analysis

Sequencing type
16S
16S variable region One or more hypervariable region(s) of the bacterial 16S gene
V3-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
Mann-Whitney (Wilcoxon)
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
unchanged
Chao1 Abundance-based estimator of species richness
unchanged
Simpson Estimator of species richness and species evenness: more weight on species evenness
unchanged
Richness Number of species
unchanged

Signature 1

Reviewed Marked as Reviewed by KateRasheed on 2025-5-9

Curated date: 2025/04/26

Curator: Shulamite

Revision editor(s): Shulamite

Source: Fig 1A

Description: Mann-Whitney U test revealed significantly differential abundance of genera Ruminococcus and Lactococcus between aMCI + and HC groups.

Abundance in Group 1: decreased abundance in Amnestic mild cognitive impairment (aMCI+).

NCBI Quality ControlLinks
Lactococcus
Ruminococcus

Revision editor(s): Shulamite