2022
Collective behavior and nongenetic inheritance allow bacterial populations to adapt to changing environments
Mattingly H, Emonet T. Collective behavior and nongenetic inheritance allow bacterial populations to adapt to changing environments. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 119: e2117377119. PMID: 35727978, PMCID: PMC9245662, DOI: 10.1073/pnas.2117377119.Peer-Reviewed Original ResearchConceptsNongenetic inheritanceCollective migrationPhenotype compositionIsogenic populationsDifferential lossSwimming phenotypeCell divisionBacterial populationsCell growthMultiple environmentsPhenotypePhenotypic compositionDifferent phenotypesInheritanceChemotactic bacteriaModel systemHigh inheritanceMigration speedDifferent environmentsNew environmentCollective behaviorMigrationPopulationGrowthDiversity
2014
Limits of Feedback Control in Bacterial Chemotaxis
Dufour YS, Fu X, Hernandez-Nunez L, Emonet T. Limits of Feedback Control in Bacterial Chemotaxis. PLOS Computational Biology 2014, 10: e1003694. PMID: 24967937, PMCID: PMC4072517, DOI: 10.1371/journal.pcbi.1003694.Peer-Reviewed Original ResearchConceptsFeedback controlIntegral feedback controlOperational regimesOptimal operational regimeComplex statisticsDrift velocityRobust performanceFuture inputsAdaptation rateProper information transferChemotactic driftAnalytical modelInput signalOptimal regimeActuatorsSteep gradientsProper couplingWide rangeChemotactic performanceRegimeBifurcationAdaptability of non-genetic diversity in bacterial chemotaxis
Frankel NW, Pontius W, Dufour YS, Long J, Hernandez-Nunez L, Emonet T. Adaptability of non-genetic diversity in bacterial chemotaxis. ELife 2014, 3: e03526. PMID: 25279698, PMCID: PMC4210811, DOI: 10.7554/elife.03526.Peer-Reviewed Original ResearchConceptsGene regulationNon-genetic diversityBacterial chemotaxis systemHeritable controlChemotaxis systemSelectable traitAdvantageous diversityEnvironmental variationBacterial chemotaxisEnvironmental variabilityClonal populationsDiverse environmentsDiversityE. coliProtein levelsMutationsDifferent environmentsRegulationForagingTraitsColiDiversificationBacteriaColonizationPopulation