2024
Anti-inflammatory roles of type I interferon signaling in the lung
Feng J, Liu Y, Kim J, Ahangari F, Kaminski N, Bain W, Jie Z, Dela Cruz C, Sharma L. Anti-inflammatory roles of type I interferon signaling in the lung. American Journal Of Physiology - Lung Cellular And Molecular Physiology 2024, 326: l551-l561. PMID: 38375579, PMCID: PMC11380987, DOI: 10.1152/ajplung.00353.2023.Peer-Reviewed Original ResearchType I interferon signalingIfnar1-/- miceI interferon signalingInflammatory cell responseInflammatory responseIfnar1-/-Bleomycin injuryCell responsesWild-type miceBroncho-alveolar lavageElevated inflammatory responsePersistent inflammatory responseChemotherapeutic agent bleomycinAnti-inflammatory roleClinically relevant stimuliAnti-inflammatory mechanismsMyeloid cellsPersistent inflammationLung injuryFibrotic remodelingBacterial clearanceRIG-I signalingNOD-like receptor signalingLung tissueReceptor signaling
2022
Coronavirus Lung Infection Impairs Host Immunity against Secondary Bacterial Infection by Promoting Lysosomal Dysfunction.
Peng X, Kim J, Gupta G, Agaronyan K, Mankowski MC, Korde A, Takyar SS, Shin HJ, Habet V, Voth S, Audia JP, Chang D, Liu X, Wang L, Cai Y, Tian X, Ishibe S, Kang MJ, Compton S, Wilen CB, Dela Cruz CS, Sharma L. Coronavirus Lung Infection Impairs Host Immunity against Secondary Bacterial Infection by Promoting Lysosomal Dysfunction. The Journal Of Immunology 2022, 209: 1314-1322. PMID: 36165196, PMCID: PMC9523490, DOI: 10.4049/jimmunol.2200198.Peer-Reviewed Original ResearchConceptsSARS-CoV-2Bacterial infectionsMouse modelCoronavirus infectionLysosomal dysfunctionMajor health care challengeLung immune cellsLung tissue damageSecondary bacterial infectionImpair host immunityIL-1β releaseHealth care challengesCell deathPyroptotic cell deathBacterial killing abilityIL-1βBacterial clearanceImmune cellsSecondary infectionHost immunityAlveolar macrophagesTissue damageΒ-coronavirusStructural cellsCare challenges
2021
RIPK3 Activates MLKL-mediated Necroptosis and Inflammasome Signaling during Streptococcus Infection.
Huang HR, Cho SJ, Harris RM, Yang J, Bermejo S, Sharma L, Dela Cruz CS, Xu JF, Stout-Delgado HW. RIPK3 Activates MLKL-mediated Necroptosis and Inflammasome Signaling during Streptococcus Infection. American Journal Of Respiratory Cell And Molecular Biology 2021, 64: 579-591. PMID: 33625952, PMCID: PMC8086037, DOI: 10.1165/rcmb.2020-0312oc.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnimalsCalcium ChannelsCase-Control StudiesDisease Models, AnimalFemaleGene Expression RegulationHumansInflammasomesMacrophages, AlveolarMaleMiceMice, Inbred C57BLMice, KnockoutMiddle AgedMitochondriaMitochondrial Permeability Transition PoreNecroptosisNLR Family, Pyrin Domain-Containing 3 ProteinPneumonia, PneumococcalProtein KinasesProto-Oncogene Proteins c-aktReactive Oxygen SpeciesReceptor-Interacting Protein Serine-Threonine KinasesSignal TransductionStreptococcus pneumoniaeConceptsCommunity-acquired pneumoniaPneumococcal pneumoniaSevere pathological damageHealthy control subjectsPotential plasma markerNLRP3 inflammasome activationCommon bacterial pathogensMitochondrial permeability transition pore openingStreptococcal pneumoniaPlasma markersStreptococcus infectionBacterial clearanceControl subjectsPathological damageLeading causeMitochondrial reactive oxygenInflammasome activationMurine modelMitochondrial calcium uptakePneumoniaPermeability transition pore openingHuman studiesHigh mortalityInflammasome signalingTransition pore opening
2020
Mechanisms 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