2024
Intranasal neomycin evokes broad-spectrum antiviral immunity in the upper respiratory tract
Mao T, Kim J, Peña-Hernández M, Valle G, Moriyama M, Luyten S, Ott I, Gomez-Calvo M, Gehlhausen J, Baker E, Israelow B, Slade M, Sharma L, Liu W, Ryu C, Korde A, Lee C, Monteiro V, Lucas C, Dong H, Yang Y, Initiative Y, Gopinath S, Wilen C, Palm N, Dela Cruz C, Iwasaki A, Vogels C, Hahn A, Chen N, Breban M, Koch T, Chaguza C, Tikhonova I, Castaldi C, Mane S, De Kumar B, Ferguson D, Kerantzas N, Peaper D, Landry M, Schulz W, Grubaugh N. Intranasal neomycin evokes broad-spectrum antiviral immunity in the upper respiratory tract. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2319566121. PMID: 38648490, PMCID: PMC11067057, DOI: 10.1073/pnas.2319566121.Peer-Reviewed Original ResearchConceptsInterferon-stimulated genesRespiratory infectionsStrains of influenza A virusTreatment of respiratory viral infectionsRespiratory virus infectionsInfluenza A virusMouse model of COVID-19Respiratory viral infectionsNeomycin treatmentExpression of interferon-stimulated genesUpper respiratory infectionInterferon-stimulated gene expressionLower respiratory infectionsBroad spectrum of diseasesAdministration of neomycinRespiratory viral diseasesDisease to patientsUpper respiratory tractIntranasal deliveryCongenic miceIntranasal applicationNasal mucosaSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2A virus
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
Quantification of bronchoalveolar neutrophil extracellular traps and phagocytosis in murine pneumonia
Gautam S, Stahl Y, Young GM, Howell R, Cohen AJ, Tsang DA, Martin T, Sharma L, Dela Cruz CS. Quantification of bronchoalveolar neutrophil extracellular traps and phagocytosis in murine pneumonia. American Journal Of Physiology - Lung Cellular And Molecular Physiology 2020, 319: l661-l669. PMID: 32783617, PMCID: PMC7642899, DOI: 10.1152/ajplung.00316.2020.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsDisease Models, AnimalExtracellular TrapsLungMiceNeutrophilsPhagocytosisPneumoniaPulmonary Disease, Chronic ObstructiveRespiratory Distress SyndromeConceptsNeutrophil extracellular trapsAcute respiratory distress syndromeChronic obstructive pulmonary diseaseNeutrophil responseExtracellular trapsDysregulation of neutrophilsObstructive pulmonary diseaseRespiratory distress syndromeNeutrophil effector functionsEx vivo assaysBronchoalveolar neutrophilsSevere asthmaDistress syndromeLung neutrophilsPulmonary diseaseMurine pneumoniaMurine modelEffector functionsNeutrophil researchMouse lungCystic fibrosisMethodologic issuesMurine researchLungArray of diseases
2019
Toll-Like Receptors 2 and 4 Modulate Pulmonary Inflammation and Host Factors Mediated by Outer Membrane Vesicles Derived from Acinetobacter baumannii
Marion CR, Lee J, Sharma L, Park KS, Lee C, Liu W, Liu P, Feng J, Gho YS, Dela Cruz CS. Toll-Like Receptors 2 and 4 Modulate Pulmonary Inflammation and Host Factors Mediated by Outer Membrane Vesicles Derived from Acinetobacter baumannii. Infection And Immunity 2019, 87: 10.1128/iai.00243-19. PMID: 31262980, PMCID: PMC6704609, DOI: 10.1128/iai.00243-19.Peer-Reviewed Original ResearchConceptsToll-like receptorsPulmonary inflammationOuter membrane vesiclesToll-like receptor 2TLR4-deficient miceVentilator-associated pneumoniaWild-type miceSystemic inflammationNeutrophil recruitmentIntranasal introductionProinflammatory responseReceptor 2Acinetobacter baumanniiInflammationMouse lungHigh mortalityHost factorsWeight lossMicePneumoniaGram-negative bacteriumMembrane vesiclesGram-negative bacteriaTLR2ChemokinesA potential role of microvesicle-containing miR-223/142 in lung inflammation
Zhang D, Lee H, Wang X, Groot M, Sharma L, Dela Cruz CS, Jin Y. A potential role of microvesicle-containing miR-223/142 in lung inflammation. Thorax 2019, 74: 865-874. PMID: 31331947, PMCID: PMC7036165, DOI: 10.1136/thoraxjnl-2018-212994.Peer-Reviewed Original ResearchConceptsAcute lung injuryNLRP3 inflammasome activationLung inflammationInflammasome activationMacrophage-mediated inflammatory responsesBronchoalveolar lavage fluid samplesIntratracheal lipopolysaccharide (LPS) instillationUncontrolled lung inflammationInhibition of NLRP3Inflammatory lung responseLavage fluid samplesFunctions of microvesiclesLung injuryLipopolysaccharide instillationLung responseIntratracheal instillationInflammatory responseLung macrophagesMurine lungMacrophage activationMiR-223BALFInflammationLPSMiR-142
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