2020
A Network of Sputum MicroRNAs is Associated with Neutrophilic Airway Inflammation in Asthma
Gomez JL, Chen A, Diaz MP, Zirn N, Gupta A, Britto C, Sauler M, Yan X, Stewart E, Santerian K, Grant N, Liu Q, Fry R, Rager J, Cohn L, Alexis N, Chupp GL. A Network of Sputum MicroRNAs is Associated with Neutrophilic Airway Inflammation in Asthma. American Journal Of Respiratory And Critical Care Medicine 2020, 0: 51-64. PMID: 32255668, PMCID: PMC7328332, DOI: 10.1164/rccm.201912-2360oc.Peer-Reviewed Original ResearchConceptsEndoplasmic reticulum stressAirway inflammationNeutrophil countClinical featuresT-helper cell type 17Neutrophilic airway inflammationReticulum stressSputum of subjectsLung function impairmentHistory of hospitalizationNumber of neutrophilsPeripheral blood neutrophilsSputum of patientsMicroRNA expressionAsthma severityTh17 pathwayFunction impairmentAirway samplesMicroRNA networkBlood neutrophilsOzone exposureAsthmaSputumCellular sourceClinical phenotypeMechanisms of Epithelial Immunity Evasion by Respiratory Bacterial Pathogens
Sharma L, Feng J, Britto CJ, Dela Cruz CS. Mechanisms of Epithelial Immunity Evasion by Respiratory Bacterial Pathogens. Frontiers In Immunology 2020, 11: 91. PMID: 32117248, PMCID: PMC7027138, DOI: 10.3389/fimmu.2020.00091.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsBacterial lung infectionsImmune cellsBacterial clearanceRespiratory bacterial pathogensEpithelial cellsLung infectionSecretion of cytokinesEpithelial host defenseMuco-ciliary clearanceHuge economic burdenRespiratory epithelial cellsLung epithelial surfaceMajor healthcare challengeEpithelial immune mechanismsBacterial pathogensAntimicrobial peptide productionImmune mechanismsImmune protectionMucus productionEconomic burdenPathogen clearanceEpithelial immunityHost defenseClinical researchEpithelial resistance
2018
Regulation and Role of Chitotriosidase during Lung Infection with Klebsiella pneumoniae
Sharma L, Amick AK, Vasudevan S, Lee SW, Marion CR, Liu W, Brady V, Losier A, Bermejo SD, Britto CJ, Lee CG, Elias JA, Dela Cruz CS. Regulation and Role of Chitotriosidase during Lung Infection with Klebsiella pneumoniae. The Journal Of Immunology 2018, 201: 615-626. PMID: 29891554, PMCID: PMC6291403, DOI: 10.4049/jimmunol.1701782.Peer-Reviewed Original ResearchConceptsLung infectionMouse modelRole of chitotriosidaseBronchoalveolar lavage fluidNumber of neutrophilsSimilar inflammatory responseRole of CHIT1Antibiotic therapyImproved survivalInflammatory changesLavage fluidInflammatory responseNeutrophil proteasesBacterial disseminationTrue chitinasesInfectionBeneficial effectsDetrimental roleAkt pathwayKlebsiella pneumoniaeAkt inhibitorCHIT1Chitinase-like proteinsMiceAkt activation
2017
Multiparameter Single Cell Profiling of Airway Inflammatory Cells
Yao Y, Welp T, Liu Q, Niu N, Wang X, Britto CJ, Krishnaswamy S, Chupp G, Montgomery RR. Multiparameter Single Cell Profiling of Airway Inflammatory Cells. Cytometry Part B Clinical Cytometry 2017, 92: 12-20. PMID: 27807928, PMCID: PMC5250532, DOI: 10.1002/cyto.b.21491.Peer-Reviewed Original ResearchConceptsSingle-cell methodsComplex trait diseasesSubgroup of asthmaticsSingle-cell analysisMultiparameter single cell analysisMillions of patientsTranscriptional analysisImmunologic underpinningsInduced sputumAirway diseaseAsthmatic patientsAirway samplesCell subsetsImmune statusFunctional statusClinical severityDistinct biologic mechanismsTreatment successPhysiologic manifestationsBiologic mechanismsCystic fibrosisCellular analysisPatientsCytometry studiesU.S. population