Featured Publications
ADAMTS-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
2010
Granulin epithelin precursor: a bone morphogenic protein 2‐inducible growth factor that activates Erk1/2 signaling and JunB transcription factor in chondrogenesis
Feng J, Guo F, Jiang B, Zhang Y, Frenkel S, Wang D, Tang W, Xie Y, Liu C. Granulin epithelin precursor: a bone morphogenic protein 2‐inducible growth factor that activates Erk1/2 signaling and JunB transcription factor in chondrogenesis. The FASEB Journal 2010, 24: 1879-1892. PMID: 20124436, PMCID: PMC2874481, DOI: 10.1096/fj.09-144659.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiomarkersBlotting, WesternBone Morphogenetic Protein 2CartilageCell DifferentiationCells, CulturedChondrocytesChondrogenesisChromatin ImmunoprecipitationFetusGene Expression ProfilingHumansImmunoenzyme TechniquesIn Situ HybridizationIntercellular Signaling Peptides and ProteinsMesenchymal Stem CellsMiceMice, Inbred C3HMice, KnockoutMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Oligonucleotide Array Sequence AnalysisProgranulinsProto-Oncogene Proteins c-junRabbitsReverse Transcriptase Polymerase Chain ReactionRNA ProbesRNA, MessengerSignal TransductionConceptsJunB transcription factorKey downstream moleculeGranulin-epithelin precursorChondrocyte differentiationTranscription factorsDownstream moleculesNovel critical roleGrowth factorBone morphogenic proteinBone morphogenic protein-2Molecular eventsMesenchymal stem cellsERK1/2 signalingProtein 2Morphogenic proteinStem cellsDifferentiationBMP2Critical roleTissue regenerationVivoSignalingCartilage repairProteinChondrogenesis
2008
Inhibition of ADAMTS-7 and ADAMTS-12 degradation of cartilage oligomeric matrix protein by alpha-2-macroglobulin
Luan Y, Kong L, Howell D, Ilalov K, Fajardo M, Bai X, Di Cesare P, Goldring M, Abramson S, Liu C. Inhibition of ADAMTS-7 and ADAMTS-12 degradation of cartilage oligomeric matrix protein by alpha-2-macroglobulin. Osteoarthritis And Cartilage 2008, 16: 1413-1420. PMID: 18485748, PMCID: PMC2574789, DOI: 10.1016/j.joca.2008.03.017.Peer-Reviewed Original ResearchConceptsCartilage oligomeric matrix proteinADAMTS-7ADAMTS-12COMP degradationOA patientsOligomeric matrix proteinIL-1betaTNF-alphaHuman chondrocytesCartilage explantsCultured cartilage explantsFirst endogenous inhibitorsArthritic patientsTumor necrosisMatrix proteinsCOMP fragmentsPatientsEndogenous inhibitorDependent mannerOsteoarthritisADAMTS familyAntibodiesInhibitionCartilageChondrocytes
2006
ADAMTS‐7: a metalloproteinase that directly binds to and degrades cartilage oligomeric matrix protein
Liu C, Kong W, Ilalov K, Yu S, Xu K, Prazak L, Fajardo M, Sehgal B, Di Cesare P, Liu C, Kong W, Ilalov K, Yu S, Xu K, Prazak L, Fajardo M, Sehgal B, Di Cesare P. ADAMTS‐7: a metalloproteinase that directly binds to and degrades cartilage oligomeric matrix protein. The FASEB Journal 2006, 20: 988-990. PMID: 16585064, PMCID: PMC1483927, DOI: 10.1096/fj.05-3877fje.Peer-Reviewed Original ResearchMeSH KeywordsADAM ProteinsADAMTS7 ProteinAdultAgedAnimalsArthritis, RheumatoidBinding SitesCartilageCartilage Oligomeric Matrix ProteinExtracellular Matrix ProteinsGene Expression Regulation, EnzymologicGlycoproteinsHumansHydrogen-Ion ConcentrationMatrilin ProteinsMiceMiddle AgedProtein BindingRatsRNA, MessengerSynovial MembraneTwo-Hybrid System TechniquesUp-RegulationZincConceptsCartilage oligomeric matrix proteinMatrix proteinsEpidermal growth factor domainTwo-hybrid screenOligomeric matrix proteinGrowth factor domainRecombinant catalytic domainCatalytic domainRepeat domainFunctional domainsInteraction partnersADAMTS-7Factor domainAmino acidsEnzymatic activityProteinHigh expression