2012
Lead induces an osteoarthritis‐like phenotype in articular chondrocytes through disruption of TGF‐β signaling
Holz JD, Beier E, Sheu T, Ubayawardena R, Wang M, Sampson ER, Rosier RN, Zuscik M, Puzas JE. Lead induces an osteoarthritis‐like phenotype in articular chondrocytes through disruption of TGF‐β signaling. Journal Of Orthopaedic Research® 2012, 30: 1760-1766. PMID: 22517267, PMCID: PMC3839422, DOI: 10.1002/jor.22117.Peer-Reviewed Original ResearchConceptsLead treatmentOsteoarthritis-like phenotypeNormal chondrocyte phenotypeDose-dependent mannerArticular chondrocytesTGF-β signalingActive caspase-3MMP13 activityLead exposureHigher level leadType II collagenVivo exposureCollagen levelsNovel targetType X collagenCaspase-3Articular surfaceEnvironmental toxinsLead toxicityII collagenReporter activityTreatmentArticular cartilageDosePhenotypic shift
2008
Regulation of embryonic endochondral ossification by Smurf2
Wu Q, Wang M, Zuscik MJ, Chen D, O'Keefe RJ, Rosier RN. Regulation of embryonic endochondral ossification by Smurf2. Journal Of Orthopaedic Research® 2008, 26: 704-712. PMID: 18176945, PMCID: PMC2636972, DOI: 10.1002/jor.20563.Peer-Reviewed Original ResearchConceptsOverexpression of Smurf2Embryonic endochondral ossificationChondrocyte maturationTGF-beta receptorsEndochondral ossificationTGF-beta signalingGrowth plate chondrocytesPrimary articular chondrocytesHistological analysisSmurf2 expressionChick growth plateGrowth plateHypertrophic differentiationMaturational stagesType X collagenLong bonesMRNA levelsSmurf2 levelsOssificationProliferative stageArticular chondrocytesChondrocytesSmurf2X collagenEctopic overexpression