2020
Gene coexpression networks reveal novel molecular endotypes in alpha-1 antitrypsin deficiency
Chu JH, Zang W, Vukmirovic M, Yan X, Adams T, DeIuliis G, Hu B, Mihaljinec A, Schupp JC, Becich MJ, Hochheiser H, Gibson KF, Chen ES, Morris A, Leader JK, Wisniewski SR, Zhang Y, Sciurba FC, Collman RG, Sandhaus R, Herzog EL, Patterson KC, Sauler M, Strange C, Kaminski N. Gene coexpression networks reveal novel molecular endotypes in alpha-1 antitrypsin deficiency. Thorax 2020, 76: 134-143. PMID: 33303696, PMCID: PMC10794043, DOI: 10.1136/thoraxjnl-2019-214301.Peer-Reviewed Original ResearchConceptsWeighted gene co-expression network analysisAlpha-1 antitrypsin deficiencyGene modulesGene co-expression network analysisDifferential gene expression analysisCo-expression network analysisPeripheral blood mononuclear cellsGene expression patternsPBMC gene expression patternsGene coexpression networksAATD individualsGene expression profilesGene expression analysisBronchoalveolar lavageAugmentation therapyClinical variablesAntitrypsin deficiencyGene expression assaysRNA-seqCoexpression networkGene validationExpression analysisExpression assaysWGCNA modulesExpression patternsA 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 phenotype
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