Gut flora and metabolism are altered in epilepsy and partially restored after ketogenic diets/Experiment 1

From BugSigDB


Needs review

Curated date: 2024/11/27

Curator: Kavyaayala

Revision editor(s): Kavyaayala

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
Epilepsy [X]Other epilepsy,[X]Other epilepsy (disorder),EF - Epileptic fit,EP - Epilepsy,Epilectic attack, NOS,EPILEP NEC W/O INTR EPIL,EPILEP NOS W/O INTR EPIL,epilepsy,Epilepsy (disorder),Epilepsy and recurrent seizures,EPILEPSY NEC W INTR EPIL,Epilepsy NOS,Epilepsy NOS (disorder),EPILEPSY NOS W INTR EPIL,Epilepsy, NOS,Epilepsy, unspecified,Epilepsy, unspecified, with intractable epilepsy,Epilepsy, unspecified, without mention of intractable epilepsy,Epileptic,Epileptic attack,Epileptic attack, NOS,Epileptic convulsions,Epileptic convulsions, NOS,Epileptic disorder,Epileptic disorder, NOS,Epileptic fit,Epileptic fits,Epileptic fits, NOS,Epileptic Seizure,Epileptic seizure (finding),Epileptic seizures,Epileptic seizures, NOS,Generalised convulsion,Generalised fit,Generalised seizure,Generalized convulsion,Generalized fit,Generalized seizure,Generalized seizure (finding),Other forms of epilepsy,Other forms of epilepsy (disorder),Other forms of epilepsy and recurrent seizures,Other forms of epilepsy NOS,Other forms of epilepsy NOS (disorder),Other forms of epilepsy, with intractable epilepsy,Other forms of epilepsy, without mention of intractable epilepsy,Seizure disorder,seizure disorder,Seizure disorder (disorder),Epilepsy
Group 0 name Corresponds to the control (unexposed) group for case-control studies
healthy controls
Group 1 name Corresponds to the case (exposed) group for case-control studies
pre-keto diet epilepsy group (KD1)
Group 1 definition Diagnostic criteria applied to define the specific condition / phenotype represented in the case (exposed) group
children with drug resistant epilepsy before ketogenic diet therapy
Group 0 sample size Number of subjects in the control (unexposed) group
12
Group 1 sample size Number of subjects in the case (exposed) group
12
Antibiotics exclusion Number of days without antibiotics usage (if applicable) and other antibiotics-related criteria used to exclude participants (if any)
3 months

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
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
LDA Score above Threshold for the linear discriminant analysis (LDA) score for studies using the popular LEfSe tool
4
Matched on Factors on which subjects have been matched on in a case-control study
age, Matched on: "gender" is not in the list (abnormal glucose tolerance, acetaldehyde, acute graft vs. host disease, acute lymphoblastic leukemia, acute myeloid leukemia, adenoma, age, AIDS, alcohol consumption measurement, alcohol drinking, ...) of allowed values.gender

Alpha Diversity

Chao1 Abundance-based estimator of species richness
increased
Simpson Estimator of species richness and species evenness: more weight on species evenness
unchanged

Signature 1

Needs review

Curated date: 2024/11/27

Curator: Kavyaayala

Revision editor(s): Kavyaayala

Source: Figure 2

Description: Comparing difference in fecal microbiome of children with DRE before KD treatment (KD1 group) to healthy controls

Abundance in Group 1: increased abundance in pre-keto diet epilepsy group (KD1)

NCBI Quality ControlLinks
Actinomycetes
Akkermansiaceae
Bacilli
Bacteroidaceae
Bifidobacteriaceae
Bifidobacteriales
Enterobacterales
Enterobacteriaceae
Enterococcaceae
Lactobacillales
Verrucomicrobiales
Verrucomicrobiia

Revision editor(s): Kavyaayala

Signature 2

Needs review

Curated date: 2024/11/27

Curator: Kavyaayala

Revision editor(s): Kavyaayala

Source: Figure 2

Description: Comparing difference in fecal microbiome of children with DRE before KD treatment (KD1 group) to healthy controls

Abundance in Group 1: decreased abundance in pre-keto diet epilepsy group (KD1)

NCBI Quality ControlLinks
Clostridia
Eubacteriales
Oscillospiraceae

Revision editor(s): Kavyaayala