Gut metagenomes of Asian octogenarians reveal metabolic potential expansion and distinct microbial species associated with aging phenotypes/Experiment 18

From BugSigDB


Reviewed Marked as Reviewed by ChiomaBlessing on 2024-11-14

Curated date: 2024/10/24

Curator: MaryAgekameh

Revision editor(s): MaryAgekameh, MyleeeA

Subjects

Location of subjects
China
Singapore
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
Aging ageing,AGING BIOL,Aging, Biological,BIOL AGING,Biological Aging,Senescence,Aging,aging
Group 0 name Corresponds to the control (unexposed) group for case-control studies
SG90+CPE (Decreasing age group)
Group 1 name Corresponds to the case (exposed) group for case-control studies
SG90+CPE (Increased age group)
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
Dataset of Octogenarians community-living participants (not living in a nursing home, no diagnosis of dementia and not physically unfit) who consented to providing their stool and blood samples (SG90) and CPE-colonized subjects and their healthy family members (21–80 years old) with Chinese ethnicity.
Group 0 sample size Number of subjects in the control (unexposed) group
69
Group 1 sample size Number of subjects in the case (exposed) group
226

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).
centered log-ratio
Statistical test
ANCOM
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


Signature 1

Reviewed Marked as Reviewed by ChiomaBlessing on 2024-11-14

Curated date: 2024/10/26

Curator: MyleeeA

Revision editor(s): MyleeeA

Source: Supplementary Figure 3

Description: Microbial abundance in the SG90+CPE datasets enriched with increase in Age. Using Center log Ratio Normalization and ANCOM BC.

Abundance in Group 1: increased abundance in SG90+CPE (Increased age group)

NCBI Quality ControlLinks
unclassified Bilophila
Klebsiella pneumoniae
Bacteroides xylanisolvens
Alistipes communis
unclassified Alistipes
Alistipes shahii
Alistipes senegalensis
Alistipes onderdonkii
Alistipes indistinctus

Revision editor(s): MyleeeA

Signature 2

Reviewed Marked as Reviewed by ChiomaBlessing on 2024-11-14

Curated date: 2024/10/26

Curator: MyleeeA

Revision editor(s): MyleeeA

Source: Supplementary Figure 3

Description: Microbial abundance in the SG90+CPE datasets enriched with decrease in Age. Using Center log Ratio Normalization and ANCOM BC.

Abundance in Group 1: decreased abundance in SG90+CPE (Increased age group)

NCBI Quality ControlLinks
[Ruminococcus] torques
Blautia obeum
Mediterraneibacter gnavus
Anaerobutyricum hallii
unclassified Eggerthella
Dorea formicigenerans
Dorea longicatena
Bifidobacterium pseudocatenulatum
unclassified Bilophila

Revision editor(s): MyleeeA