2019
Modulation of flagellar rotation in surface-attached bacteria: A pathway for rapid surface-sensing after flagellar attachment
Schniederberend M, Williams JF, Shine E, Shen C, Jain R, Emonet T, Kazmierczak BI. Modulation of flagellar rotation in surface-attached bacteria: A pathway for rapid surface-sensing after flagellar attachment. PLOS Pathogens 2019, 15: e1008149. PMID: 31682637, PMCID: PMC6855561, DOI: 10.1371/journal.ppat.1008149.Peer-Reviewed Original ResearchConceptsFlagellar rotationSurface-attached bacteriaGram-negative opportunistic pathogen Pseudomonas aeruginosaOpportunistic pathogen Pseudomonas aeruginosaSwitch complex proteinsSingle polar flagellumBiofilm formationSurface-associated behaviorsSurface-associated structuresType IV piliPathogen Pseudomonas aeruginosaGenetic screenPolar flagellumTranscriptional programsBiofilm initiationComplex proteinsMutant bacteriaFlagellar attachmentSecond messengerP. aeruginosaFlhFBacteriaFlagellaPathwayAltered behavior
2014
Cheating by type 3 secretion system-negative Pseudomonas aeruginosa during pulmonary infection
Czechowska K, McKeithen-Mead S, Moussawi K, Kazmierczak BI. Cheating by type 3 secretion system-negative Pseudomonas aeruginosa during pulmonary infection. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: 7801-7806. PMID: 24821799, PMCID: PMC4040582, DOI: 10.1073/pnas.1400782111.Peer-Reviewed Original ResearchConceptsT3SS-inducing conditionsOpportunistic pathogen Pseudomonas aeruginosaType 3 secretion systemPathogen Pseudomonas aeruginosaWT P. aeruginosaPositive bacteriaFitness advantageDefective mutantsRelative fitnessSecretion systemBacterial virulenceSelective advantageMyD88 knockout miceNeutrophil-depleted animalsVitro growth rateMutantsInnate immune cellsPseudomonas aeruginosaP. aeruginosa infectionCompetition experimentsAcute pneumonia modelBacteriaFitnessPulmonary infectionImmunocompetent hosts