Progranulin protects against osteoarthritis through interacting with TNF-α and β-Catenin signalling
Zhao Y, Liu B, Tian Q, Wei J, Richbourgh B, Liu C. Progranulin protects against osteoarthritis through interacting with TNF-α and β-Catenin signalling. Annals Of The Rheumatic Diseases 2014, 74: 2244. PMID: 25169730, PMCID: PMC4408266, DOI: 10.1136/annrheumdis-2014-205779.Peer-Reviewed Original ResearchConceptsPGRN-deficient miceProgression of OAOA modelTumor necrosis factor αMechanism of progranulinRecombinant PGRN proteinArthritis mouse modelOA-like phenotypeRole of progranulinNecrosis factor αPathogenesis of OAJoint degenerative diseaseTNF receptor 2Degradation of cartilageExtracellular signal-regulated kinase 1/2Signal-regulated kinase 1/2Β-catenin signalingInflammatory actionsOA progressionAnabolic biomarkersAnabolic effectsOA developmentSafranin O stainingTherapeutic roleMouse modelADAMTS-7 forms a positive feedback loop with TNF-α in the pathogenesis of osteoarthritis
Lai Y, Bai X, Zhao Y, Tian Q, Liu B, Lin E, Chen Y, Lee B, Appleton C, Beier F, Yu X, Liu C. ADAMTS-7 forms a positive feedback loop with TNF-α in the pathogenesis of osteoarthritis. Annals Of The Rheumatic Diseases 2013, 73: 1575. PMID: 23928557, PMCID: PMC4418017, DOI: 10.1136/annrheumdis-2013-203561.Peer-Reviewed Original ResearchConceptsADAMTS-7ADAMTS-7 expressionRat OA modelPathogenesis of osteoarthritisNF-κB signalingOA modelOA progressionCartilage degradationOA-like phenotypeTumor necrosis factorProgression of osteoarthritisJoint degenerative diseaseDownstream NF-κB signalingPotential molecular targetsPositive feedback loopShort-limbed dwarfismDisease progressionOA developmentNecrosis factorSafranin O stainingYoung miceUpregulated TNFReporter gene assayOsteoarthritisTransgenic mice