Featured Publications
Endothelial CD74 mediates macrophage migration inhibitory factor protection in hyperoxic lung injury
Sauler M, Zhang Y, Min J, Leng L, Shan P, Roberts S, Jorgensen WL, Bucala R, Lee PJ. Endothelial CD74 mediates macrophage migration inhibitory factor protection in hyperoxic lung injury. The FASEB Journal 2015, 29: 1940-1949. PMID: 25609432, PMCID: PMC4415022, DOI: 10.1096/fj.14-260299.Peer-Reviewed Original ResearchConceptsMacrophage migration inhibitory factorLung endothelial cellsMurine lung endothelial cellsLung injuryEndothelial cellsProtective effectExogenous MIFCD74 deficient miceCD74-dependent mannerHours of hyperoxiaMIF receptor CD74Acute lung injuryHyperoxic lung injuryBronchoalveolar lavage proteinMigration inhibitory factorBronchoalveolar proteinMIF deficiencyMedian survivalEndothelial injuryWT miceAcute oxidative stressReceptor CD74Lavage proteinReceptor antagonistReceptor inhibitorsCharacterization of the COPD alveolar niche using single-cell RNA sequencing
Sauler M, McDonough JE, Adams TS, Kothapalli N, Barnthaler T, Werder RB, Schupp JC, Nouws J, Robertson MJ, Coarfa C, Yang T, Chioccioli M, Omote N, Cosme C, Poli S, Ayaub EA, Chu SG, Jensen KH, Gomez JL, Britto CJ, Raredon MSB, Niklason LE, Wilson AA, Timshel PN, Kaminski N, Rosas IO. Characterization of the COPD alveolar niche using single-cell RNA sequencing. Nature Communications 2022, 13: 494. PMID: 35078977, PMCID: PMC8789871, DOI: 10.1038/s41467-022-28062-9.Peer-Reviewed Original ResearchConceptsSingle-cell RNA sequencingRNA sequencingCell-specific mechanismsChronic obstructive pulmonary diseaseAdvanced chronic obstructive pulmonary diseaseTranscriptomic network analysisSingle-cell RNA sequencing profilesCellular stress toleranceAberrant cellular metabolismStress toleranceRNA sequencing profilesTranscriptional evidenceCellular metabolismAlveolar nicheSequencing profilesHuman alveolar epithelial cellsChemokine signalingAlveolar epithelial type II cellsObstructive pulmonary diseaseSitu hybridizationType II cellsEpithelial type II cellsSequencingCOPD pathobiologyHuman lung tissue samples
2021
Single-cell characterization of a model of poly I:C-stimulated peripheral blood mononuclear cells in severe asthma
Chen A, Diaz-Soto MP, Sanmamed MF, Adams T, Schupp JC, Gupta A, Britto C, Sauler M, Yan X, Liu Q, Nino G, Cruz CSD, Chupp GL, Gomez JL. Single-cell characterization of a model of poly I:C-stimulated peripheral blood mononuclear cells in severe asthma. Respiratory Research 2021, 22: 122. PMID: 33902571, PMCID: PMC8074196, DOI: 10.1186/s12931-021-01709-9.Peer-Reviewed Original ResearchConceptsPeripheral blood mononuclear cellsSevere asthmaEffector T cellsBlood mononuclear cellsT cellsHealthy controlsPoly IDendritic cellsMononuclear cellsUnstimulated peripheral blood mononuclear cellsInterferon responseTLR3 agonist poly IImpaired interferon responseMain cell subsetsNatural killer cellsPro-inflammatory profilePro-inflammatory pathwaysC stimulationCyTOF profilingHigh CD8Cell typesEffector cellsKiller cellsCell subsetsMain cell types
2020
Differential regulation of macrophage activation by the MIF cytokine superfamily members MIF and MIF‐2 in adipose tissue during endotoxemia
Kim B, Tilstam PV, Arnke K, Leng L, Ruhl T, Piecychna M, Schulte W, Sauler M, Frueh FS, Storti G, Lindenblatt N, Giovanoli P, Pallua N, Bernhagen J, Bucala R. Differential regulation of macrophage activation by the MIF cytokine superfamily members MIF and MIF‐2 in adipose tissue during endotoxemia. The FASEB Journal 2020, 34: 4219-4233. PMID: 31961019, PMCID: PMC7060131, DOI: 10.1096/fj.201901511r.Peer-Reviewed Original ResearchConceptsMacrophage migration inhibitory factorWhite adipose tissueAdipose tissue macrophagesAdipose tissueElevated macrophage migration inhibitory factorInflammatory cytokine macrophage migration inhibitory factorVisceral white adipose tissueCytokine macrophage migration inhibitory factorPro-inflammatory macrophage polarizationMIF family proteinsPro-inflammatory phenotypeAnti-inflammatory phenotypeMIF-2Migration inhibitory factorWild-type miceHuman adipose tissueMurine endotoxemia modelMIF cytokineMIF deficiencySystemic inflammationDifferential regulationHealthy patientsEndotoxemia modelPeritoneal fluidLeading cause
2019
Endothelial toll‐like receptor 4 maintains lung integrity via epigenetic suppression of p16INK4a
Kim S, Shan P, Hwangbo C, Zhang Y, Min J, Zhang X, Ardito T, Li A, Peng T, Sauler M, Lee PJ. Endothelial toll‐like receptor 4 maintains lung integrity via epigenetic suppression of p16INK4a. Aging Cell 2019, 18: e12914. PMID: 30790400, PMCID: PMC6516428, DOI: 10.1111/acel.12914.Peer-Reviewed Original ResearchConceptsToll-like receptor 4Senescence-related gene expressionLung integritySenescence-associated genesReceptor 4New functional roleLung ECsInnate immune receptor toll-like receptor 4Immune receptor toll-like receptor 4Role of TLR4Endothelial Toll-like receptor 4Receptor Toll-like receptor 4Epigenetic regulationHistone H4Epigenetic suppressionTLR4-/- miceGene expressionEndogenous p16Molecular mechanismsWild-type miceNovel roleExpression of p16Lung endothelial cellsFunctional roleDistinct roles
2018
Endothelial cell‐secreted MIF reduces pericyte contractility and enhances neutrophil extravasation
Pellowe AS, Sauler M, Hou Y, Merola J, Liu R, Calderon B, Lauridsen HM, Harris MR, Leng L, Zhang Y, Tilstam PV, Pober JS, Bucala R, Lee PJ, Gonzalez AL. Endothelial cell‐secreted MIF reduces pericyte contractility and enhances neutrophil extravasation. The FASEB Journal 2018, 33: 2171-2186. PMID: 30252532, PMCID: PMC6338650, DOI: 10.1096/fj.201800480r.Peer-Reviewed Original ResearchConceptsMacrophage migration inhibitory factorNeutrophil transmigrationNeutrophil extravasationPericyte contractilitySelective deletionMIF knockout miceAcute lung injuryMigration inhibitory factorHuman neutrophil transmigrationMyosin light chain phosphorylationLung injuryNeutrophil infiltrationBronchoalveolar lavageInflammatory disordersKnockout miceInhibitory factorMicro-ELISAContractilityLight chain phosphorylationPhosphorylated myosin light chainEndothelial cellsBarrier functionExtravasationPericytesParacrine signals
2013
Lung endothelial HO‐1 targeting in vivo using lentiviral miRNA regulates apoptosis and autophagy during oxidant injury
Zhang Y, Jiang G, Sauler M, Lee PJ. Lung endothelial HO‐1 targeting in vivo using lentiviral miRNA regulates apoptosis and autophagy during oxidant injury. The FASEB Journal 2013, 27: 4041-4058. PMID: 23771928, PMCID: PMC4046184, DOI: 10.1096/fj.13-231225.Peer-Reviewed Original ResearchConceptsEndothelial HO-1Murine lung endothelial cellsHO-1Lung endotheliumHeme oxygenase-1 inductionHO-1 knockdownLung endothelial cellsOxygenase-1 inductionLung cell typesLung injuryWT miceMultiple lung cell typesVascular endothelium cadherinOxidant injuryCrucial defense mechanismHyperoxiaEndothelial cellsOxidative stressOxidant challengeEndotheliumMajor targetROS generationInjuryLentiviral vectorsVivo