Roux-en-Y gastric bypass surgery of morbidly obese patients induces swift and persistent changes of the individual gut microbiota/Experiment 2

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Reviewed Marked as Reviewed by Shaimaa Elsafoury on 2021/02/09

Curated date: 2021/01/10

Curator: WikiWorks

Revision editor(s): WikiWorks, Victoria

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
Obesity Adiposis,Adiposity,Obese,Obese (finding),obesity,Obesity (disorder),Obesity [Ambiguous],obesity disease,obesity disorder,Obesity NOS,Obesity, unspecified,Overweight and obesity,Obesity
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
one year after Roux-en-Y gastric bypass surgery
Group 0 sample size Number of subjects in the control (unexposed) group
13
Group 1 sample size Number of subjects in the case (exposed) group
8

Lab analysis

Sequencing type
WMS
16S variable region One or more hypervariable region(s) of the bacterial 16S gene
Not specified
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)?
Yes

Alpha Diversity

Shannon Estimator of species richness and species evenness: more weight on species richness
unchanged
Richness Number of species
increased

Signature 1

Reviewed Marked as Reviewed by Shaimaa Elsafoury on 2021/02/09

Curated date: 2021/01/10

Curator: Shaimaa Elsafoury

Revision editor(s): WikiWorks

Source: Figure 3 & Table S3

Description: Roux-en-Y gastric bypass surgery and changes of gut microbiota in morbidly obese

Abundance in Group 1: increased abundance in one year after Roux-en-Y gastric bypass surgery

NCBI Quality ControlLinks
Klebsiella pneumoniae
Escherichia coli
Streptococcus salivarius
Veillonella atypica
Veillonella parvula
Streptococcus vestibularis
Streptococcus parasanguinis
Veillonella dispar
Streptococcus thermophilus
Streptococcus australis
Streptococcus infantis
Alistipes shahii
Granulicatella adiacens
Schaalia odontolytica
Pseudomonadota
Fusobacteriota

Revision editor(s): WikiWorks