Growth PlateOsteoclastsBone ResorptionBone DevelopmentBone and BonesBone RemodelingChondrocytesTibiaEpiphysesMetatarsal BonesBone DensityOsteogenesisRANK LigandCartilageOsteoblastsFemurCalcification, PhysiologicOsteochondrodysplasiasCell DifferentiationCollagen Type XBone DiseasesBone Marrow CellsBone PlatesReceptor Activator of Nuclear Factor-kappa BBone MarrowBone NeoplasmsBone MatrixPeriosteumHumerusMetacarpusSkullChondrogenesisAchondroplasiaBone RegenerationCranial SuturesOsteopetrosisAcid PhosphataseBone Morphogenetic Protein 2DwarfismReceptor, Fibroblast Growth Factor, Type 3OsteoprotegerinBone Diseases, MetabolicBone SubstitutesX-Ray MicrotomographyCells, CulturedBone Morphogenetic ProteinsOsteocytesBone TransplantationCathepsin KMetatarsusParietal BoneAlkaline PhosphataseBone Diseases, DevelopmentalParathyroid Hormone-Related ProteinMice, KnockoutMacrophage Colony-Stimulating FactorOsteochondritisOsseointegrationOsteoporosisDiaphysesHypertrophyOsteocalcinInsulin-Like Growth Factor IMice, Inbred C57BLCell ProliferationMusculoskeletal AbnormalitiesIn Situ HybridizationHedgehog ProteinsOsteolysisBone Marrow TransplantationThiramMice, TransgenicUlnaFrontal BoneSignal Transduction