2014
Cheating by type 3 secretion system-negative Pseudomonas aeruginosa during pulmonary infection
Czechowska K, McKeithen-Mead S, Al 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
2000
The Arginine Finger Domain of ExoT Contributes to Actin Cytoskeleton Disruption and Inhibition of Internalization ofPseudomonas aeruginosa by Epithelial Cells and Macrophages
Garrity-Ryan L, Kazmierczak B, Kowal R, Comolli J, Hauser A, Engel J. The Arginine Finger Domain of ExoT Contributes to Actin Cytoskeleton Disruption and Inhibition of Internalization ofPseudomonas aeruginosa by Epithelial Cells and Macrophages. Infection And Immunity 2000, 68: 7100-7113. PMID: 11083836, PMCID: PMC97821, DOI: 10.1128/iai.68.12.7100-7113.2000.Peer-Reviewed Original ResearchConceptsEpithelial cellsImportant nosocomial pathogenType III secretion systemHost cellsMacrophage-like cellsAcute pneumoniaMouse modelNosocomial pathogenOfPseudomonas aeruginosaType IIIJ774.1 macrophage-like cellsSecretion systemStrain PA103ExoTPseudomonas aeruginosaCellsCytoskeleton disruptionNegative regulatorPA103Reduced colonizationActin cytoskeleton disruptionPrevious studiesAeruginosaPneumoniaVirulence