Infection leaves a genetic and functional mark on the gut population of a commensal bacterium
Tawk C, Lim B, Bencivenga-Barry N, Lees H, Ramos R, Cross J, Goodman A. Infection leaves a genetic and functional mark on the gut population of a commensal bacterium. Cell Host & Microbe 2023, 31: 811-826.e6. PMID: 37119822, PMCID: PMC10197903, DOI: 10.1016/j.chom.2023.04.005.Peer-Reviewed Original ResearchConceptsRapid genetic adaptationSingle nucleotide variantsMultiple phylaGenetic adaptationFunctional marksStable marksEnteric infectionsGene expressionPopulation dynamicsGut commensalsCommensal populationsMicrobiome compositionAbsence of infectionRapid selectionCitrobacter rodentiumFitnessGut populationsCommensal bacteriumInfected miceGastrointestinal infectionsGnotobiotic miceCommensalGut lumenDirect administrationVitamin B6
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