The efficacy of prevention for colon cancer based on the microbiota therapy and the antitumor mechanisms with intervention of dietary Lactobacillus
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Quality control
- Retracted paper
- Contamination issues suspected
- Batch effect issues suspected
- Uncontrolled confounding suspected
- Results are suspect (various reasons)
- Tags applied
Experiment 1
Subjects
- Location of subjects
- China
- Host species Species from which microbiome was sampled. Contact us to have more species added.
- Mus musculus
- 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
- Tumor control group (CK)
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Living bacteria group (LB)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- BALB/c mice (male, 6 wk) purchased from Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences. These mice were given oral administration of living Lactobacillus bacteria.
- Group 0 sample size Number of subjects in the control (unexposed) group
- 30
- Group 1 sample size Number of subjects in the case (exposed) group
- 30
- Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
- none
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
- LEfSe
- 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
- LDA Score above Threshold for the linear discriminant analysis (LDA) score for studies using the popular LEfSe tool
- 2.0
- 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
- increased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- unchanged
Signature 1
Source: Figure 3g
Description: Effects of administration of Lactobacillus on living bacteria group(LB). The gut microbiota with the capacity of producing antitumor compounds are increased in living bacteria group.
Abundance in Group 1: increased abundance in Living bacteria group (LB)
Revision editor(s): Manisha28, Svetlana up
Signature 2
Source: Figure 3g
Description: Effects of administration of Lactobacillus on living bacteria group(LB). Some gut microbiota are decreased in living bacteria group.
Abundance in Group 1: decreased abundance in Living bacteria group (LB)
NCBI | Quality Control | Links |
---|---|---|
Bacteroidales | ||
Butyricimonas | ||
Cyanobacteriota | ||
Rikenellaceae | ||
Sphingomonadaceae | ||
Sphingomonas | ||
Streptophyta |
Revision editor(s): Manisha28, Svetlana up
Experiment 2
Subjects
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Inactivated bacteria group (IB)
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- BALB/c mice (male, 6 wk) purchased from Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences. These mice were given oral administration of inactivated Lactobacillus bacteria.
Lab analysis
Statistical Analysis
Alpha Diversity
- Shannon Estimator of species richness and species evenness: more weight on species richness
- unchanged
- Chao1 Abundance-based estimator of species richness
- increased
- Simpson Estimator of species richness and species evenness: more weight on species evenness
- unchanged
Signature 1
Source: Figure 3g
Description: Effects of administration of inactive Lactobacillus on inactivated bacteria group(IB). The abundance of microbial flora in inactivated bacteria group was significantly higher than that of the tumor control group (P < 0.001).
Abundance in Group 1: increased abundance in Inactivated bacteria group (IB)
NCBI | Quality Control | Links |
---|---|---|
Bacillota | ||
Caulobacteraceae | ||
Clostridia | ||
Coprococcus | ||
Eubacteriales |
Revision editor(s): Manisha28, Svetlana up
Signature 2
Source: Figure 3g
Description: Effects of administration of inactive Lactobacillus on inactivated bacteria group(IB). The abundance of microbial flora in inactivated bacteria group was significantly higher than that of the tumor control group (P < 0.001). However, some bacteria groups decreased.
Abundance in Group 1: decreased abundance in Inactivated bacteria group (IB)
NCBI | Quality Control | Links |
---|---|---|
Bacteroidales | ||
Bacteroides | ||
Bacteroidia | ||
Prevotella | ||
Prevotellaceae |
Revision editor(s): Manisha28, Svetlana up
Experiment 3
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- Inactivated bacteria group
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- Living bacteria group
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- BALB/c mice (male, 6 wk) purchased from Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences. These mice were given oral administration of living Lactobacillus bacteria.
Lab analysis
Statistical Analysis
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
Signature 1
Source: Figure 3g
Description: LEfSe results of Inactivated vs Living Bacteria group
Abundance in Group 1: decreased abundance in Living bacteria group
NCBI | Quality Control | Links |
---|---|---|
Alphaproteobacteria | ||
Cyanobacteriota | ||
Oscillospiraceae bacterium | ||
Rickettsiales | ||
Rikenellaceae |
Revision editor(s): Svetlana up
Signature 2
Source: Figure 3g
Description: LEfSe results of Inactivated vs Living Bacteria group
Abundance in Group 1: increased abundance in Living bacteria group
NCBI | Quality Control | Links |
---|---|---|
Bacilli | ||
Enterobacterales | ||
Enterobacteriaceae | ||
Escherichia | ||
Gammaproteobacteria | ||
Lactobacillaceae | ||
Lactobacillales | ||
Lactobacillus |
Revision editor(s): Svetlana up