2016
Pigment epithelium‐derived factor restoration increases bone mass and improves bone plasticity in a model of osteogenesis imperfecta type VI via Wnt3a blockade
Belinsky GS, Sreekumar B, Andrejecsk JW, Saltzman WM, Gong J, Herzog RI, Lin S, Horsley V, Carpenter TO, Chung C. Pigment epithelium‐derived factor restoration increases bone mass and improves bone plasticity in a model of osteogenesis imperfecta type VI via Wnt3a blockade. The FASEB Journal 2016, 30: 2837-2848. PMID: 27127101, PMCID: PMC4970601, DOI: 10.1096/fj.201500027r.Peer-Reviewed Original ResearchConceptsPigment epithelium-derived factorOsteogenesis imperfecta type VIWnt/β-catenin signalingBone massOI type VIΒ-catenin signalingAbility of PEDFTrabecular bone volume/total volumeType VIBone volume/total volumeWild-type miceEpithelium-derived factorBone plasticityPEDF-knockout miceMesenchymal stem cell commitmentBone volume fractionKO micePEDF peptidesStem cell commitmentFluorescent protein reporterCombination of Wnt3aMouse modelWnt modulatorsBone mineralizationMice
2009
Survey of the Enthesopathy of X-Linked Hypophosphatemia and Its Characterization in Hyp Mice
Liang G, Katz LD, Insogna KL, Carpenter TO, Macica CM. Survey of the Enthesopathy of X-Linked Hypophosphatemia and Its Characterization in Hyp Mice. Calcified Tissue International 2009, 85: 235-246. PMID: 19609735, PMCID: PMC2988401, DOI: 10.1007/s00223-009-9270-6.Peer-Reviewed Original ResearchMeSH KeywordsAchilles TendonAdolescentAdultAgedAnimalsBiomarkersCalcinosisChildDisease Models, AnimalDisease ProgressionFamilial Hypophosphatemic RicketsFemaleFibroblast Growth Factor-23Fibroblast Growth FactorsGenetic Diseases, X-LinkedHumansMiceMice, Inbred C57BLMiddle AgedPatellar LigamentPhenotypeQuadriceps MuscleRadiographyRheumatic DiseasesTendinopathyTendonsYoung AdultConceptsFGF-23Fibroblast growth factor receptor 3Hyp miceMajority of patientsHigh circulating levelsPhosphate-regulating hormoneBone spur formationTendon insertion siteGrowth factor receptor 3Insertion siteLigament insertion sitesCirculating LevelsPhosphate excretionBone-forming osteoblastsHeterotopic calcificationOsteophyte formationHistological examinationMurine modelReceptor 3Spur formationHypophosphatemiaEnthesis fibrocartilageBone mineralizationBiochemical milieuMice
1998
Osteocalcin Production in Primary Osteoblast Cultures Derived from Normal and Hyp Mice
Carpenter T, Moltz K, Ellis B, Andreoli M, McCarthy T, Centrella M, Bryan D, Gundberg C. Osteocalcin Production in Primary Osteoblast Cultures Derived from Normal and Hyp Mice. Endocrinology 1998, 139: 35-43. DOI: 10.1210/en.139.1.35.Peer-Reviewed Original ResearchExposure to 1,25(OH)2D3Hyp micePrimary osteoblast culturesOsteoblast culturesOsteocalcin productionHuman X-linked hypophosphatemiaMurine osteoblastsMaturation-dependent fashionOsteocalcin messenger RNAHyp mouse modelEffects of 1,25(OH)2D3Response to 1,25(OH)2D3X-linked hypophosphatemiaMessenger RNASpecies-specific effectsInhibit osteoblast differentiationRegulation of osteocalcinMurine culturesIn vivo milieuMutant strainPrimary culturesStimulate osteocalcinDay 9MiceOsteocalcin
1996
Osteocalcin abnormalities in Hyp mice reflect altered genetic expression and are not due to altered clearance, affinity for mineral, or ambient phosphorus levels
Carpenter T, Gundberg C. Osteocalcin abnormalities in Hyp mice reflect altered genetic expression and are not due to altered clearance, affinity for mineral, or ambient phosphorus levels. Endocrinology 1996, 137: 5213-5219. DOI: 10.1210/en.137.12.5213.Peer-Reviewed Original ResearchDoses of 1,25-(OH)2D3Hyp miceCirculating osteocalcinNormal animalsIncreased serum osteocalcin levelsOsteocalcin mRNAResponse to 1,25-dihydroxyvitamin D3Response to 1,25-(OH)2D3Serum osteocalcin levelsC57 BL/6 miceDietary phosphorus deprivationRenal wastingOsteocalcin levelsDaily doseSingle doseBL/6 miceCirculating levelsParadoxical decreaseAffinity of osteocalcinU-calciumBone osteocalcinMiceOsteocalcinOsteocalcin productionClearance