2023
Toll-like Receptor-9 Activation Promotes Persistent Inflammation in the Lung During Influenza Infection
Essayas H, Kim J, Mcgovern J, Peng X, Cai Y, Ishikawa G, Herzog E, Dela Cruz C, Ryu C, Sharma L. Toll-like Receptor-9 Activation Promotes Persistent Inflammation in the Lung During Influenza Infection. 2023, a5608-a5608. DOI: 10.1164/ajrccm-conference.2023.207.1_meetingabstracts.a5608.Peer-Reviewed Original ResearchA Novel Zinc (II) Porphyrin Is Synergistic with PEV2 Bacteriophage against Pseudomonas aeruginosa Infections
Geyer J, Krupa K, Harris Z, Sun Y, Sharma L, Würstle S, Hu B, Stanley G, Rajagopalan G, Pellot E, Koff J, Robinson J. A Novel Zinc (II) Porphyrin Is Synergistic with PEV2 Bacteriophage against Pseudomonas aeruginosa Infections. Antibiotics 2023, 12: 735. PMID: 37107097, PMCID: PMC10135120, DOI: 10.3390/antibiotics12040735.Peer-Reviewed Original ResearchMinimum inhibitory concentrationMinimum bactericidal concentrationCystic fibrosisAntiviral activityPseudomonas aeruginosa infectionLife-threatening infectionsAntibiotic-resistant infectionsDose-dependent responsePulmonary infectionPotent bactericidal activityAeruginosa infectionMouse lungPsA populationImmune systemVivo modelLung cellsPSA cellsHealth concernNovel therapeuticsInfectionLung modelH441 cellsOpportunistic bacterial pathogenSignificant decreaseInhibitory concentration
2020
Chitotriosidase: a marker and modulator of lung disease
Chang D, Sharma L, Dela Cruz CS. Chitotriosidase: a marker and modulator of lung disease. European Respiratory Review 2020, 29: 190143. PMID: 32350087, PMCID: PMC9488994, DOI: 10.1183/16000617.0143-2019.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsEpidemiologic and Clinical Characteristics of Novel Coronavirus Infections Involving 13 Patients Outside Wuhan, China
Chang D, Lin M, Wei L, Xie L, Zhu G, Dela Cruz CS, Sharma L. Epidemiologic and Clinical Characteristics of Novel Coronavirus Infections Involving 13 Patients Outside Wuhan, China. JAMA 2020, 323: 1092-1093. PMID: 32031568, PMCID: PMC7042871, DOI: 10.1001/jama.2020.1623.Peer-Reviewed Original Research
2019
Mechanosensation of cyclical force by PIEZO1 is essential for innate immunity
Solis AG, Bielecki P, Steach HR, Sharma L, Harman CCD, Yun S, de Zoete MR, Warnock JN, To SDF, York AG, Mack M, Schwartz MA, Dela Cruz CS, Palm NW, Jackson R, Flavell RA. Mechanosensation of cyclical force by PIEZO1 is essential for innate immunity. Nature 2019, 573: 69-74. PMID: 31435009, PMCID: PMC6939392, DOI: 10.1038/s41586-019-1485-8.Peer-Reviewed Original ResearchConceptsInnate immune cellsImmune cellsInflammatory responseInnate immune systemCyclical hydrostatic pressurePulmonary inflammationImmune responseImmune systemInnate immunityBacterial infectionsIon channel Piezo1InflammationPhysiological fluctuationsImmunityPhysiological roleLocal microenvironmentCellsPiezo1Direct recognitionResponseAutoinflammationLungInfectionMice
2018
Personalizing the Management of Pneumonia
Gautam S, Sharma L, Dela Cruz CS. Personalizing the Management of Pneumonia. Clinics In Chest Medicine 2018, 39: 871-900. PMID: 30390755, DOI: 10.1016/j.ccm.2018.08.008.BooksThe fungal ligand chitin directly binds TLR2 and triggers inflammation dependent on oligomer size
Fuchs K, Cardona Gloria Y, Wolz O, Herster F, Sharma L, Dillen CA, Täumer C, Dickhöfer S, Bittner Z, Dang T, Singh A, Haischer D, Schlöffel MA, Koymans KJ, Sanmuganantham T, Krach M, Roger T, Le Roy D, Schilling NA, Frauhammer F, Miller LS, Nürnberger T, LeibundGut‐Landmann S, Gust AA, Macek B, Frank M, Gouttefangeas C, Dela Cruz CS, Hartl D, Weber AN. The fungal ligand chitin directly binds TLR2 and triggers inflammation dependent on oligomer size. EMBO Reports 2018, 19: embr201846065. PMID: 30337494, PMCID: PMC6280652, DOI: 10.15252/embr.201846065.Peer-Reviewed Original ResearchConceptsTLR2 ligandsInnate immune receptors Toll-like receptorToll-like receptorsMurine immune cellsImmune activationDistinct signaling outcomesImmune cellsNovel therapiesTriggers inflammationImmuno-modulationFungal infectionsInflammationImmune receptorsPotential targetTLR2Unknown purityReceptorsNanomolar affinityAsthmaHumansTherapyInfectionFungal diseasesDiseasePathologyRegional Differences in Airway Epithelial Cells Reveal Tradeoff between Defense against Oxidative Stress and Defense against Rhinovirus
Mihaylova VT, Kong Y, Fedorova O, Sharma L, Dela Cruz CS, Pyle AM, Iwasaki A, Foxman EF. Regional Differences in Airway Epithelial Cells Reveal Tradeoff between Defense against Oxidative Stress and Defense against Rhinovirus. Cell Reports 2018, 24: 3000-3007.e3. PMID: 30208323, PMCID: PMC6190718, DOI: 10.1016/j.celrep.2018.08.033.Peer-Reviewed Original ResearchConceptsRIG-I stimulationAntiviral responseRhinovirus infectionBronchial airway epithelial cellsAcute respiratory infectionsEpithelial cellsRobust antiviral responseAirway epithelial cellsPrimary human nasalAirway damageRespiratory infectionsAirway microenvironmentAsthma attacksNasal mucosaLeading causeNrf2 knockdownNasal cellsNrf2 activationHuman nasalEpithelial defenseHost defenseBronchial cellsInfectionOxidative stressRhinovirusRegulation 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