2016
Novel anatomic adaptation of cortical bone to meet increased mineral demands of reproduction
Macica CM, King HE, Wang M, McEachon CL, Skinner CW, Tommasini SM. Novel anatomic adaptation of cortical bone to meet increased mineral demands of reproduction. Bone 2016, 85: 59-69. PMID: 26825813, PMCID: PMC7429445, DOI: 10.1016/j.bone.2015.12.056.Peer-Reviewed Original ResearchConceptsHyp miceMineral homeostasisElevated serum PTHMaternal bone massMineralized trabecular boneIntestinal calcium absorptionCortical boneWild-type miceSerum PTHCalcitriol productionFemale patientsMaternal skeletonPostnatal nutritionCalcium absorptionBone resorptionFracture riskMaternal adaptationBone massBone fragilityMurine modelIntracortical porosityUnaffected miceMouse modelMMP-13Fetal development
2014
Activation of β-catenin signalling leads to temporomandibular joint defects
Wang M, Li S, Xie W, Shen J, Im H, Holz J, Wang M, Diekwisch T, Chen D. Activation of β-catenin signalling leads to temporomandibular joint defects. ECells & Materials 2014, 28: 223-235. PMID: 25340802, PMCID: PMC4288590, DOI: 10.22203/ecm.v028a15.Peer-Reviewed Original ResearchMeSH KeywordsADAM ProteinsADAMTS5 ProteinAnimalsApoptosisBeta CateninCartilageCell ProliferationMatrix Metalloproteinase 13MiceSignal TransductionTemporomandibular JointConceptsDouble mutant miceTMJ disordersΒ-cateninMutant miceADAMTS5-/- miceRole of MMP13OA-like phenotypeTemporomandibular joint disordersMG reporter micePotential therapeutic targetDevelopment of TMJTMJ cartilage degenerationHip osteoarthritisTMJ samplesJoint disordersTherapeutic targetReporter miceTransgenic miceCartilage degenerationMiceTMJ cartilageADAMTS5 geneTMJADAMTS5MMP13
2013
Deletion of the Transforming Growth Factor β Receptor Type II Gene in Articular Chondrocytes Leads to a Progressive Osteoarthritis‐like Phenotype in Mice
Shen J, Li J, Wang B, Jin H, Wang M, Zhang Y, Yang Y, Im H, O'Keefe R, Chen D. Deletion of the Transforming Growth Factor β Receptor Type II Gene in Articular Chondrocytes Leads to a Progressive Osteoarthritis‐like Phenotype in Mice. Arthritis & Rheumatism 2013, 65: 3107-3119. PMID: 23982761, PMCID: PMC3928444, DOI: 10.1002/art.38122.Peer-Reviewed Original ResearchMeSH KeywordsADAM ProteinsADAMTS5 ProteinAnimalsCartilage, ArticularChondrocytesCore Binding Factor Alpha 2 SubunitDisease ProgressionMatrix Metalloproteinase 13MiceMice, KnockoutOsteoarthritisPhenotypeProtein Serine-Threonine KinasesReceptor, Transforming Growth Factor-beta Type IIReceptors, Transforming Growth Factor betaSignal TransductionUp-RegulationConceptsCritical downstream target genesDownstream target genesTarget genesGrowth factor β signalingRegulation of Runx2Mouse genetic approachesLoss of TGFβType II geneGene expression analysisInhibition of TGFβDevelopment of osteoarthritisRat chondrosarcoma cellsGenetic approachesExpression analysisConditional knockout miceTGFβ signalingOsteoarthritis-like phenotypeGenesΒ signalingADAMTS5 geneReceptor type IIChondrosarcoma cellsTGFβCartilage homeostasisOA-like phenotypeMMP13 is a critical target gene during the progression of osteoarthritis
Wang M, Sampson ER, Jin H, Li J, Ke QH, Im HJ, Chen D. MMP13 is a critical target gene during the progression of osteoarthritis. Arthritis Research & Therapy 2013, 15: r5. PMID: 23298463, PMCID: PMC3672752, DOI: 10.1186/ar4133.Peer-Reviewed Original ResearchConceptsMeniscal-ligamentous injuryOA progressionControl miceMMP13 activityType II collagenTUNEL stainingCre-negative control miceChondrocyte apoptosisEffective disease-modifying treatmentTerminal deoxynucleotidyl transferase dUTP nick end labeling (TUNEL) stainingTransferase dUTP nick end labeling stainingDUTP nick end labeling stainingRole of MMP13Nick end labeling stainingArticular cartilage lossCartilage gradingDisease-modifying treatmentsProgression of osteoarthritisWild-type miceDegenerative joint diseaseDevelopment of OAResults of immunohistochemistryEnd labeling stainingCre-negative miceArticular cartilage degeneration
2012
Conditional activation of β‐catenin signaling in mice leads to severe defects in intervertebral disc tissue
Wang M, Tang D, Shu B, Wang B, Jin H, Hao S, Dresser KA, Shen J, Im H, Sampson ER, Rubery PT, Zuscik MJ, Schwarz EM, O'Keefe RJ, Wang Y, Chen D. Conditional activation of β‐catenin signaling in mice leads to severe defects in intervertebral disc tissue. Arthritis & Rheumatism 2012, 64: 2611-2623. PMID: 22422036, PMCID: PMC3632450, DOI: 10.1002/art.34469.Peer-Reviewed Original ResearchConceptsDisc degenerationΒ-cateninDisc tissueExtensive osteophyte formationLow back painDisc tissue samplesIntervertebral disc degenerationPolymerase chain reaction assaysTissue functionBack painReal-time polymerase chain reaction assaysRunt-related transcription factorΒ-catenin protein levelsChain reaction assaysIntervertebral disc tissueOsteophyte formationΒ-catenin levelsImmunohistochemical analysisNormal subjectsMatrix metalloproteinase-13 inhibitorsTransgenic miceHistologic analysisΒ-catenin proteinADAMTS5 expressionGenetic ablation
2011
TGF‐β signaling plays an essential role in the growth and maintenance of intervertebral disc tissue
Jin H, Shen J, Wang B, Wang M, Shu B, Chen D. TGF‐β signaling plays an essential role in the growth and maintenance of intervertebral disc tissue. FEBS Letters 2011, 585: 1209-1215. PMID: 21420963, PMCID: PMC3090135, DOI: 10.1016/j.febslet.2011.03.034.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone Density Conservation AgentsCells, CulturedChondrocytesCollagen Type IIFemaleGrowth PlateHistocytochemistryIntervertebral DiscMaleMatrix Metalloproteinase 13MiceMice, KnockoutMice, TransgenicProtein Serine-Threonine KinasesReceptor, Transforming Growth Factor-beta Type IIReceptors, Transforming Growth Factor betaReverse Transcriptase Polymerase Chain ReactionSignal TransductionTamoxifenTime FactorsConceptsKnockout miceTgfbr2 conditional knockout miceMMP13 geneDisc tissueConditional knockout miceGrowth plate chondrocytesIntervertebral disc tissueAnnulus fibrosus cellsTGFBR2 geneTransgenic miceGrowth plate cartilagePostnatal stagesMiceNormal growth plate cartilagePlate cartilageDisc phenotypesDisc cellsNull backgroundPresent studyCartilage growthTissueCartilageCritical roleCellsEmbryonic stages