2015
Compartment-Specific and Sequential Role of MyD88 and CARD9 in Chemokine Induction and Innate Defense during Respiratory Fungal Infection
Jhingran A, Kasahara S, Shepardson KM, Junecko BA, Heung LJ, Kumasaka DK, Knoblaugh SE, Lin X, Kazmierczak BI, Reinhart TA, Cramer RA, Hohl TM. Compartment-Specific and Sequential Role of MyD88 and CARD9 in Chemokine Induction and Innate Defense during Respiratory Fungal Infection. PLOS Pathogens 2015, 11: e1004589. PMID: 25621893, PMCID: PMC4306481, DOI: 10.1371/journal.ppat.1004589.Peer-Reviewed Original ResearchConceptsRespiratory fungal infectionsDistinct signal transduction pathwaysSignal transduction pathwaysNeutrophil recruitmentChemokine inductionGenetic deletionFungal infectionsFungal clearanceCellular compartmentsTransduction pathwaysC-type lectinProtein triggersLung epithelial cellsNeutrophil-dependent host defenseInterleukin-1 receptorReceptor signalsConidial uptakeLung neutrophil recruitmentLung-infiltrating neutrophilsNeutrophil chemokines CXCL1Sequential rolesMyD88-deficient miceHematopoietic compartmentProtein knockout miceMajor cellular source
2014
Distinct Contributions of Interleukin-1α (IL-1α) and IL-1β to Innate Immune Recognition of Pseudomonas aeruginosa in the Lung
Al Moussawi K, Kazmierczak BI. Distinct Contributions of Interleukin-1α (IL-1α) and IL-1β to Innate Immune Recognition of Pseudomonas aeruginosa in the Lung. Infection And Immunity 2014, 82: 4204-4211. PMID: 25069982, PMCID: PMC4187872, DOI: 10.1128/iai.02218-14.Peer-Reviewed Original ResearchConceptsIL-1βIL-1αImmune responseCaspase-1Deficient miceExtracellular Toll-like receptorsNLRC4 inflammasomeStrong innate immune responseIL-1β signalRecruitment of neutrophilsToll-like receptorsInnate immune recognitionIL-1 receptorP. aeruginosa isolatesInnate immune responseP. aeruginosa infectionSite of infectionIL-1α secretionT3SS effectorsWild-type animalsNegative bacterial isolatesPseudomonas aeruginosaNeutrophilic responseAcute infectionNeutrophil recruitment
2011
Innate immune responses to Pseudomonas aeruginosa infection
Lavoie EG, Wangdi T, Kazmierczak BI. Innate immune responses to Pseudomonas aeruginosa infection. Microbes And Infection 2011, 13: 1133-1145. PMID: 21839853, PMCID: PMC3221798, DOI: 10.1016/j.micinf.2011.07.011.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBacterial ProteinsComplement System ProteinsCytokinesDendritic CellsHumansImmunity, InnateInflammasomesLipopolysaccharidesLungLymphocytesMacrophages, AlveolarMiceMice, KnockoutNeutrophilsPneumoniaPseudomonas aeruginosaPseudomonas InfectionsReceptors, Pattern RecognitionSignal Transduction
2010
In Vivo Discrimination of Type 3 Secretion System-Positive and -Negative Pseudomonas aeruginosa via a Caspase-1-Dependent Pathway
Wangdi T, Mijares LA, Kazmierczak BI. In Vivo Discrimination of Type 3 Secretion System-Positive and -Negative Pseudomonas aeruginosa via a Caspase-1-Dependent Pathway. Infection And Immunity 2010, 78: 4744-4753. PMID: 20823203, PMCID: PMC2976309, DOI: 10.1128/iai.00744-10.Peer-Reviewed Original ResearchConceptsType 3 secretion systemSecretion systemInnate immune systemCaspase-1-dependent pathwayImmune systemBone marrow-derived cellsInterleukin-1 receptorPseudomonas aeruginosaMarrow-derived cellsMolecular patternsToll-like receptorsRapid inflammatory responseNegative bacteriaCaspase-1 activityPotential pathogensBacteriaMicrobesNegative Pseudomonas aeruginosaPulmonary infectionCaspase-1Inflammatory responseMutantsRapid recognitionInfectionReceptors
2007
Pseudomonas aeruginosa chronic colonization in cystic fibrosis patients
Murray TS, Egan M, Kazmierczak BI. Pseudomonas aeruginosa chronic colonization in cystic fibrosis patients. Current Opinion In Pediatrics 2007, 19: 83-88. PMID: 17224667, DOI: 10.1097/mop.0b013e3280123a5d.Peer-Reviewed Original ResearchConceptsCystic fibrosis patientsChronic colonizationAcute infectionFibrosis patientsCystic fibrosisP. aeruginosaChronic pulmonary colonizationChronic pulmonary diseaseCystic fibrosis airwayHost immune systemMucoid P. aeruginosaP. aeruginosa behaviorCystic fibrosis lungPulmonary diseaseClinical benefitChronic infectionP. aeruginosa pathogenesisLeading causePulmonary colonizationNew therapiesImmune systemAggressive usePotential therapeuticsInfectionPatients
2001
Pseudomonas aeruginosa ExoT inhibits in vitro lung epithelial wound repair
Geiser T, Kazmierczak B, Garrity‐Ryan L, Matthay M, Engel J. Pseudomonas aeruginosa ExoT inhibits in vitro lung epithelial wound repair. Cellular Microbiology 2001, 3: 223-236. PMID: 11298646, DOI: 10.1046/j.1462-5822.2001.00107.x.Peer-Reviewed Original ResearchConceptsGTPase-activating proteinsEpithelial wound repairPseudomonas aeruginosa ExoTRho family GTPasesWound repairPathogen Pseudomonas aeruginosaNosocomial pathogen Pseudomonas aeruginosaP. aeruginosa internalizationEpithelial cellsP. aeruginosaGAP domainGAP activityBacterial proteinsCell roundingCytoskeleton collapseLung epithelial wound repairExoTCell detachmentVivo virulenceProteinEpithelial tissue damageImmune effector cellsLocal host defenseIntact epithelial barrierHost defense