Effect of Lactobacillus rhamnosus GG Supplementation on Intestinal Inflammation Assessed by PET/MRI Scans and Gut Microbiota Composition in HIV-Infected Individuals
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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
- Denmark
- 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
- HIV infection [X]Human immunodeficiency virus disease,[X]Human immunodeficiency virus disease (disorder),[X]Unspecified human immunodeficiency virus [HIV] disease,[X]Unspecified human immunodeficiency virus [HIV] disease (disorder),HIV - Human immunodeficiency virus infection,HIV INFECT,HIV Infection,HIV infection,HIV Infections,HIV infectious disease,HTLV III INFECT,HTLV III Infections,HTLV III LAV INFECT,HTLV III LAV Infections,HTLV WIII INFECTIONS,HTLV WIII LAV INFECTIONS,HTLV-III Infection,HTLV-III Infections,HTLV-III-LAV Infection,HTLV-III-LAV Infections,HUMAN IMMUNO VIRUS DIS,human immunodeficiency virus,Human immunodeficiency virus [HIV] disease,HUMAN IMMUNOdeficiency VIRUS [HIV] INFECTION,Human immunodeficiency virus caused disease or disorder,Human immunodeficiency virus disease,Human immunodeficiency virus disease (disorder),Human immunodeficiency virus disease or disorder,Human immunodeficiency virus infection,Human immunodeficiency virus infection (disorder),Human immunodeficiency virus infection, NOS,Human immunodeficiency virus infectious disease,human immunodeficiency virus infectious disease,Infection, HIV,Infection, HTLV-III,Infection, HTLV-III-LAV,Infections, HIV,Infections, HTLV-III,Infections, HTLV-III-LAV,LYMPHOTROPIC VIRUS TYPE III INFECTIONS HUMAN T,T LYMPHOTROPIC VIRUS TYPE III INFECT HUMAN,T Lymphotropic Virus Type III Infections, Human,T-Lymphotropic Virus Type III Infections, Human,Unspecified human immunodeficiency virus [HIV] disease (disorder),hIV infection
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- baseline
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- combination antiretroviral therapy treated individuals after taking LGG probiotic for 8 weeks
- Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
- Persons with HIV
- Group 0 sample size Number of subjects in the control (unexposed) group
- 27
- Group 1 sample size Number of subjects in the case (exposed) group
- 27
- Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
- 2 months
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
- Mann-Whitney (Wilcoxon)
- 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
Alpha Diversity
- Richness Number of species
- unchanged
Signature 1
Source: Text, Supplementary Figure 3
Description: Effect of Probiotic LGG on Gut Microbiota Composition
Abundance in Group 1: increased abundance in combination antiretroviral therapy treated individuals after taking LGG probiotic for 8 weeks
NCBI | Quality Control | Links |
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Ruminiclostridium | ||
Lachnospiraceae |
Revision editor(s): WikiWorks
Signature 2
Source: Text, Supplementary Figure 3
Description: Effect of Probiotic LGG on Gut Microbiota Composition
Abundance in Group 1: decreased abundance in combination antiretroviral therapy treated individuals after taking LGG probiotic for 8 weeks
NCBI | Quality Control | Links |
---|---|---|
Enterobacteriaceae | ||
Erysipelotrichaceae |
Revision editor(s): WikiWorks
Experiment 3
Subjects
- Group 0 name Corresponds to the control (unexposed) group for case-control studies
- individuals with no change in uptake
- Group 1 name Corresponds to the case (exposed) group for case-control studies
- individuals with decreased F-2-fluoro-2-deoxy-D-glucose (F-FDG) uptake on positron emission tomography (PET)/magnetic resonance imaging (MRI)
- Group 0 sample size Number of subjects in the control (unexposed) group
- 7
- Group 1 sample size Number of subjects in the case (exposed) group
- 5
Lab analysis
Statistical Analysis
Alpha Diversity
- Richness Number of species
- unchanged
Signature 1
Source: Text, Figure 2
Description: Changes in relative abundance of Enterobacteriaceae after LGG supplementation in responders and nonresponders
Abundance in Group 1: decreased abundance in individuals with decreased F-2-fluoro-2-deoxy-D-glucose (F-FDG) uptake on positron emission tomography (PET)/magnetic resonance imaging (MRI)
NCBI | Quality Control | Links |
---|---|---|
Enterobacteriaceae |
Revision editor(s): WikiWorks