2009
Acidic Mammalian Chitinase Regulates Epithelial Cell Apoptosis via a Chitinolytic-Independent Mechanism
Hartl D, He CH, Koller B, Da Silva CA, Kobayashi Y, Lee CG, Flavell RA, Elias JA. Acidic Mammalian Chitinase Regulates Epithelial Cell Apoptosis via a Chitinolytic-Independent Mechanism. The Journal Of Immunology 2009, 182: 5098-5106. PMID: 19342690, PMCID: PMC2666938, DOI: 10.4049/jimmunol.0803446.Peer-Reviewed Original ResearchConceptsAcidic mammalian chitinaseTh2-mediated diseasesEpithelial cellsMammalian chitinasePI3K/Akt pathwayPulmonary epithelial cellsEpithelial cell apoptosisApoptosis-inhibiting effectsComparable cytoprotectionGrowth factor withdrawal-induced apoptosisChitinolytic activityEffector responsesParacrine mannerFas ligand-induced apoptosisAntiparasite responsesGrowth factor withdrawalWithdrawal-induced apoptosisLigand-induced apoptosisFas ligandAkt pathwayCell apoptosisAkt phosphorylationAMCaseBiologic propertiesCytoprotection
2007
Semaphorin 7A plays a critical role in TGF-β1–induced pulmonary fibrosis
Kang HR, Lee CG, Homer RJ, Elias JA. Semaphorin 7A plays a critical role in TGF-β1–induced pulmonary fibrosis. Journal Of Experimental Medicine 2007, 204: 1083-1093. PMID: 17485510, PMCID: PMC2118575, DOI: 10.1084/jem.20061273.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAnimalsAntigens, CDApoptosisCollagenDNA DamageImmunoblottingImmunohistochemistryIn Situ HybridizationIn Situ Nick-End LabelingIntegrin beta1MiceMice, TransgenicNerve Tissue ProteinsPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktPulmonary AlveoliPulmonary FibrosisReceptors, Cell SurfaceReverse Transcriptase Polymerase Chain ReactionSemaphorinsTransforming Growth Factor beta1ConceptsProtein kinase BSEMA 7APKB/Akt inhibitionAkt-dependent pathwayCritical roleSemaphorin 7ACCN proteinsFibroblast growth factor-2Kinase BCritical regulatorApoptosis regulatorMatrix proteinsGrowth factor 2Akt inhibitionBeta1 integrinReceptor componentsTissue remodelingFactor 2Fibrotic stimuliSmad 2/3Myofibroblast hyperplasiaGrowth factorRegulatorCentral roleProtein