Human intestinal lumen and mucosa-associated microbiota in patients with colorectal cancer/Experiment 1

From BugSigDB


Reviewed Marked as Reviewed by Atrayees on 2023-8-18

Curated date: 2022/07/03

Curator: Jeshudy

Revision editor(s): WikiWorks, Jeshudy, Atrayees

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
Intestine Bowel,Intestinal tract,Intestine,intestine
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 volunteers (swc)
Group 1 name Corresponds to the case (exposed) group for case-control studies
CRC patients (swp)
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
37-88 years of age, diagnosed with colorectal cancer (swp = gut swab)
Group 0 sample size Number of subjects in the control (unexposed) group
34
Group 1 sample size Number of subjects in the case (exposed) group
32
Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
1 month

Lab analysis

Sequencing type
16S
16S variable region One or more hypervariable region(s) of the bacterial 16S gene
V1-V3
Sequencing platform Manufacturer and experimental platform used for quantifying microbial abundance
Sanger

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
Matched on Factors on which subjects have been matched on in a case-control study
age, sex

Alpha Diversity

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

Signature 1

Reviewed Marked as Reviewed by Atrayees on 2023-8-18

Curated date: 2022/07/04

Curator: Jeshudy

Revision editor(s): Jeshudy

Source: Figure 4A

Description: Relative abundance of significantly different genera between CRC patients and healthy controls. (A) Genera different between swp and swc.

Abundance in Group 1: decreased abundance in CRC patients (swp)

NCBI Quality ControlLinks
Anaerostipes
Catenibacterium
Faecalibacterium
Blautia
Gardnerella
Bifidobacterium
Lachnospira

Revision editor(s): Jeshudy

Signature 2

Reviewed Marked as Reviewed by Atrayees on 2023-8-18

Curated date: 2022/07/04

Curator: Jeshudy

Revision editor(s): Jeshudy

Source: Figure 4A

Description: Relative abundance of significantly different genera between CRC patients and healthy controls. (A) Genera different between swp and swc.

Abundance in Group 1: increased abundance in CRC patients (swp)

NCBI Quality ControlLinks
Catonella
Fusobacterium
Gemella
Klebsiella
Mogibacterium
Peptostreptococcus
Porphyromonas
Selenomonas
Filifactor

Revision editor(s): Jeshudy