2022
The Enthesopathy of XLH Is a Mechanical Adaptation to Osteomalacia: Biomechanical Evidence from Hyp Mice
Macica CM, Luo J, Tommasini SM. The Enthesopathy of XLH Is a Mechanical Adaptation to Osteomalacia: Biomechanical Evidence from Hyp Mice. Calcified Tissue International 2022, 111: 313-322. PMID: 35618776, DOI: 10.1007/s00223-022-00989-7.Peer-Reviewed Original ResearchConceptsUltimate strengthLoading conditionsMaximum strainNormal loading conditionsTensile testsMechanical propertiesTensile stiffnessWT miceHyp miceMechanical loadingMechanical stressBiomechanical testingSoft boneStiffnessBone matrixAlkaline phosphataseMajor comorbiditiesAchilles insertionClinical picturePhysical functionMechanical adaptationHyperplastic expansionMurine modelTriceps suraeStrength
2012
Mineralizing Enthesopathy Is a Common Feature of Renal Phosphate-Wasting Disorders Attributed to FGF23 and Is Exacerbated by Standard Therapy in Hyp Mice
Karaplis A, Bai X, Falet J, Macica C. Mineralizing Enthesopathy Is a Common Feature of Renal Phosphate-Wasting Disorders Attributed to FGF23 and Is Exacerbated by Standard Therapy in Hyp Mice. Endocrinology 2012, 153: 5906-5917. PMID: 23038738, PMCID: PMC3512070, DOI: 10.1210/en.2012-1551.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsExtracellular Matrix ProteinsFamilial Hypophosphatemic RicketsFemaleFibroblast Growth Factor-23Fibroblast Growth FactorsGenetic Diseases, X-LinkedImmunohistochemistryKidneyMaleMiceMice, Inbred C57BLMice, TransgenicModels, GeneticMutationPedigreePhosphatesPhosphoproteinsRheumatic DiseasesTransgenesUp-RegulationConceptsPhosphate-wasting disordersStandard therapyFGF23 levelsElevated fibroblast growth factor 23Hyp miceRenal phosphate-wasting disordersFibroblast growth factor 23High FGF23 levelsGrowth factor 23Elevated FGF23 levelsAction of FGF23Dentin matrix acidic phosphoprotein 1Phosphate wasting disorderAutosomal recessive hypophosphatemic ricketsRecessive hypophosphatemic ricketsLigament insertion sitesChildhood managementOral phosphateFactor 23Achilles insertionDisease morbidityPotential morbidityBone spursUntoward effectsMurine model
2011
Genetic evidence of the regulatory role of parathyroid hormone–related protein in articular chondrocyte maintenance in an experimental mouse model
Macica C, Liang G, Nasiri A, Broadus AE. Genetic evidence of the regulatory role of parathyroid hormone–related protein in articular chondrocyte maintenance in an experimental mouse model. Arthritis & Rheumatism 2011, 63: 3333-3343. PMID: 21702022, PMCID: PMC3197958, DOI: 10.1002/art.30515.Peer-Reviewed Original ResearchConceptsHormone-related proteinDegenerative changesKO miceParathyroid hormone-related proteinMale KO miceExperimental mouse modelMouse articular cartilageTotal histologic scoreIndian hedgehogTibial articular surfaceArticular chondrocytesArticular cartilageGrowth differentiation factor 5Degenerative findingsControl miceHistologic scoresMouse modelCompensatory increaseTime-course studyDifferentiation factor 5PTHrPRegulatory roleMiceConditional deletionChondrocyte maintenanceAn Atypical Degenerative Osteoarthropathy in Hyp Mice is Characterized by a Loss in the Mineralized Zone of Articular Cartilage
Liang G, VanHouten J, Macica C. An Atypical Degenerative Osteoarthropathy in Hyp Mice is Characterized by a Loss in the Mineralized Zone of Articular Cartilage. Calcified Tissue International 2011, 89: 151-162. PMID: 21643724, DOI: 10.1007/s00223-011-9502-4.Peer-Reviewed Original Research
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
2008
Regulation of articular chondrocyte proliferation and differentiation by indian hedgehog and parathyroid hormone–related protein in mice
Chen X, Macica CM, Nasiri A, Broadus AE. Regulation of articular chondrocyte proliferation and differentiation by indian hedgehog and parathyroid hormone–related protein in mice. Arthritis & Rheumatism 2008, 58: 3788-3797. PMID: 19035497, PMCID: PMC2599803, DOI: 10.1002/art.23985.Peer-Reviewed Original ResearchConceptsPTHrP expressionParathyroid hormone-related proteinArticular cartilagePTHrP-knockout micePathogenesis of arthritisWeight-bearing jointsHormone-related proteinChondrocyte proliferationIndian hedgehogGrowth plate structureCell of originArticular chondrocytesEpiphyseal growth zoneSecondary ossification centerArticular chondrocyte differentiationArticular chondrocyte proliferationAdult miceAxis participatesKnockin miceMicePTHrPProtein axisOssification centersIhhCartilage
2007
The PTHrP Functional Domain Is at the Gates of Endochondral Bones
BROADUS AE, MACICA C, CHEN X. The PTHrP Functional Domain Is at the Gates of Endochondral Bones. Annals Of The New York Academy Of Sciences 2007, 1116: 65-81. PMID: 18083922, DOI: 10.1196/annals.1402.061.Peer-Reviewed Original ResearchConceptsGene expression productsEndochondral boneGene regulation experimentsFunctional domainsBone cell populationsMesenchymal condensationLow abundanceChondrocyte populationsKnockin miceCell populationsGrowth plate cartilageUnrecognized siteInsertion siteExpressionEpiphyseal cartilageSitesLacZAbundanceMechanical regulation of PTHrP expression in entheses
Chen X, Macica C, Nasiri A, Judex S, Broadus AE. Mechanical regulation of PTHrP expression in entheses. Bone 2007, 41: 752-759. PMID: 17869201, PMCID: PMC2219696, DOI: 10.1016/j.bone.2007.07.020.Peer-Reviewed Original ResearchConceptsMedial collateral ligamentPTHrP expressionSurgical transectionBone cell populationsTail suspensionType 1 PTH/PTHrP receptorCell populationsPTH/PTHrP receptorDetailed histological evaluationSitu hybridization histochemical techniquesDistinct temporospatial patternLigament insertion sitesMetaphyseal periosteumPTHrP receptorOsteoclastic activityCollateral ligamentHistological evaluationReporter miceKnockin miceInsertion siteKnockin reporter micePTHrPPTHrP geneCD-1Periosteum
2006
Induction of parathyroid hormone‐related peptide following peripheral nerve injury: Role as a modulator of Schwann cell phenotype
Macica CM, Liang G, Lankford KL, Broadus AE. Induction of parathyroid hormone‐related peptide following peripheral nerve injury: Role as a modulator of Schwann cell phenotype. Glia 2006, 53: 637-648. PMID: 16470617, DOI: 10.1002/glia.20319.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornCell DifferentiationCell ProliferationCells, CulturedCyclic AMP Response Element-Binding ProteinDisease Models, AnimalGanglia, SpinalGrowth ConesLigationMiceNerve RegenerationNeurons, AfferentParathyroid Hormone-Related ProteinPeripheral Nerve InjuriesPeripheral NervesRatsRats, Sprague-DawleyReceptor, Parathyroid Hormone, Type 1RNA, MessengerSchwann CellsSciatic NerveSciatic NeuropathyUp-RegulationConceptsSciatic nerve injury modelNerve injury modelPeripheral nerve injuryRole of PTHrPHormone-related peptideSchwann cellsSciatic nerveNerve injuryInjury modelNerve regenerationNervous systemParathyroid hormone-related peptideInjured sciatic nerveDedifferentiated Schwann cellsSchwann cell phenotypeRat nervous systemPeripheral nervous systemPTHrP receptor mRNASuccessful nerve regenerationType 1 collagen matrixSchwann cell culturesSympathetic gangliaPTHrP functionsPTHrP mRNAReceptor mRNAInitial Characterization of PTH‐Related Protein Gene‐Driven lacZ Expression in the Mouse*
Chen X, Macica CM, Dreyer BE, Hammond VE, Hens JR, Philbrick WM, Broadus AE. Initial Characterization of PTH‐Related Protein Gene‐Driven lacZ Expression in the Mouse*. Journal Of Bone And Mineral Research 2006, 21: 113-123. PMID: 16355280, DOI: 10.1359/jbmr.051005.Peer-Reviewed Original Research
2003
Modulation of the Kv3.1b Potassium Channel Isoform Adjusts the Fidelity of the Firing Pattern of Auditory Neurons
Macica CM, von Hehn CA, Wang LY, Ho CS, Yokoyama S, Joho RH, Kaczmarek LK. Modulation of the Kv3.1b Potassium Channel Isoform Adjusts the Fidelity of the Firing Pattern of Auditory Neurons. Journal Of Neuroscience 2003, 23: 1133-1141. PMID: 12598601, PMCID: PMC6742259, DOI: 10.1523/jneurosci.23-04-01133.2003.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsBrain StemCells, CulturedCHO CellsCricetinaeElectric ConductivityEvoked Potentials, AuditoryKineticsMiceMice, KnockoutNeuronsNeuropeptidesPatch-Clamp TechniquesPhosphorylationPotassium ChannelsPotassium Channels, Voltage-GatedProtein IsoformsProtein Kinase CSerineShaw Potassium ChannelsTetradecanoylphorbol AcetateConceptsTrapezoid bodyMedial nucleusAuditory neuronsHigh-frequency stimulationWild-type neuronsKv3.1 potassium channelHigh-threshold componentPotassium channel isoformsGreat temporal precisionPartial decreaseProtein kinase C activationAction potentialsLocation of soundsMice resultsFiring patternsNeuronsSensory stimulationPotassium channelsChannel isoformsKinase C activationKv3.1Kv3.1 geneStimulationHigh frequencyProtein kinase C