Depicting the landscape of gut microbial-metabolic interaction and microbial-host immune heterogeneity in deficient and proficient DNA mismatch repair colorectal cancers/Experiment 3

From BugSigDB


Reviewed Marked as Reviewed by Folakunmi on 2024-1-19

Curated date: 2023/10/16

Curator: ChiomaBlessing

Revision editor(s): ChiomaBlessing, Victoria

Subjects

Location of subjects
China
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
Colorectal cancer cancer of colorectum,cancer of large bowel,cancer of large intestine,cancer of the large bowel,colon cancer,colorectal cancer,colorectum cancer,CRC,large intestine cancer,malignant colorectal neoplasm,malignant colorectal tumor,malignant colorectum neoplasm,malignant large bowel neoplasm,malignant large bowel tumor,malignant large intestine neoplasm,malignant large intestine tumor,malignant neoplasm of colorectum,malignant neoplasm of large bowel,malignant neoplasm of large intestine,malignant neoplasm of the large bowel,malignant neoplasm of the large intestine,malignant tumor of large bowel,malignant tumor of large intestine,malignant tumor of the large bowel,malignant tumor of the large intestine,Colorectal cancer
Group 0 name Corresponds to the control (unexposed) group for case-control studies
Healthy controls (CTRL)
Group 1 name Corresponds to the case (exposed) group for case-control studies
proficient DNA mismatch repair (pMMR) CRC
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
pMMR in colorectal cancer (CRC) characterized by immunosuppressive tumor microenvironment
Group 0 sample size Number of subjects in the control (unexposed) group
227
Group 1 sample size Number of subjects in the case (exposed) group
207

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).
raw counts
Statistical test
Linear Regression
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
Confounders controlled for Confounding factors that have been accounted for by stratification or model adjustment
age, body mass index, sex

Alpha Diversity

Shannon Estimator of species richness and species evenness: more weight on species richness
decreased

Signature 1

Reviewed Marked as Reviewed by Folakunmi on 2024-1-19

Curated date: 2023/10/16

Curator: ChiomaBlessing

Revision editor(s): ChiomaBlessing

Source: Figure 2c

Description: Differential microbial abundance between proficient DNA mismatch repair (pMMR) in CRC and healthy controls (CTRL)

Abundance in Group 1: increased abundance in proficient DNA mismatch repair (pMMR) CRC

NCBI Quality ControlLinks
Flavonifractor plautii

Revision editor(s): ChiomaBlessing

Signature 2

Reviewed Marked as Reviewed by Folakunmi on 2024-1-19

Curated date: 2023/10/16

Curator: ChiomaBlessing

Revision editor(s): ChiomaBlessing

Source: Figure 2c

Description: Differential microbial abundance between proficient DNA mismatch repair (pMMR) in CRC and healthy controls (CTRL)

Abundance in Group 1: decreased abundance in proficient DNA mismatch repair (pMMR) CRC

NCBI Quality ControlLinks
Anaerotignum propionicum
Collinsella aerofaciens
Gordonibacter pamelaeae

Revision editor(s): ChiomaBlessing