Salivary microbiome changes distinguish response to chemoradiotherapy in patients with oral cancer/Experiment 4

From BugSigDB


Needs review

Curated date: 2024/03/23

Curator: Nityasinghal 14

Revision editor(s): Nityasinghal 14

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
Saliva Sailva normalis,Saliva atomaris,Saliva molecularis,Salivary gland secretion,Saliva,saliva
Condition The experimental condition / phenotype studied according to the Experimental Factor Ontology
Oral squamous cell carcinoma mouth scc,mouth squamous cell carcinoma,OCSC,oral cavity scc,oral cavity squamous cell cancer,oral cavity squamous cell carcinoma,oral squamous cell carcinoma,scc of mouth,scc of oral cavity,scc of the mouth,scc of the oral cavity,squamous cell carcinoma of mouth,squamous cell carcinoma of oral cavity,squamous cell carcinoma of the mouth,squamous cell carcinoma of the oral cavity,Oral squamous cell carcinoma
Group 0 name Corresponds to the control (unexposed) group for case-control studies
Non-Responders (0 months)
Group 1 name Corresponds to the case (exposed) group for case-control studies
Responders (0 months)
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
Patients who didn't face recurrence (local or metastatic) within the follow-up period of chemoradiotherapy and were disease-free at the baseline (0 months).
Group 0 sample size Number of subjects in the control (unexposed) group
11
Group 1 sample size Number of subjects in the case (exposed) group
39

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
LEfSe
Significance threshold p-value or FDR threshold used for differential abundance testing (if any)
0.026
MHT correction Have statistical tests be corrected for multiple hypothesis testing (MHT)?
Yes

Alpha Diversity

Inverse Simpson Modification of Simpsons index D as 1/D to obtain high values in datasets of high diversity and vice versa
unchanged
Richness Number of species
unchanged

Signature 1

Needs review

Curated date: 2024/03/23

Curator: Nityasinghal 14

Revision editor(s): Nityasinghal 14

Source: Figure 4F

Description: LEfSe analysis of baseline salivary samples showed a significant association of responders.

Abundance in Group 1: increased abundance in Responders (0 months)

NCBI Quality ControlLinks
Corynebacterium
Lautropia
Leptotrichia
Veillonella
unclassified Pasteurellaceae
Prevotella
Abiotrophia
Neisseria
Actinomyces

Revision editor(s): Nityasinghal 14

Signature 2

Needs review

Curated date: 2024/03/24

Curator: Nityasinghal 14

Revision editor(s): Nityasinghal 14

Source: Figure 4F

Description: LEfSe analysis of baseline salivary samples showed a significant association of responders.

Abundance in Group 1: decreased abundance in Responders (0 months)

NCBI Quality ControlLinks
Prevotella
Streptococcus
Anaeroglobus

Revision editor(s): Nityasinghal 14