2013
Physiologic load-bearing characteristics of autografts, allografts, and polymer-based scaffolds in a critical sized segmental defect of long bone: an experimental study
Amorosa L, Lee C, Aydemir, Nizami S, Hsu A, Patel N, Gardner T, Navalgund A, Kim DG, Park S, Mao J, Lee F. Physiologic load-bearing characteristics of autografts, allografts, and polymer-based scaffolds in a critical sized segmental defect of long bone: an experimental study. International Journal Of Nanomedicine 2013, Volume 8: 1637-1643. PMID: 23637532, PMCID: PMC3639117, DOI: 10.2147/ijn.s42855.Peer-Reviewed Original ResearchConceptsAddition of hMSCsPolymer-based scaffoldsLoad-bearing characteristicsPhysiologic cyclic loadingPhase angleCritical-sized segmental defectsScaffold alone groupViscous stiffnessCyclic loadingMechanical propertiesFemoral defect modelSized segmental defectsRat femoral defect modelHuman mesenchymal stem cellsMechanical simulationsScaffold groupDifferent biomechanical characteristicsEnhanced bone formationHigh phase anglesDefect modelBiomechanical characteristicsExperimental studyHost boneStiffnessDefect repair
2009
Nuclear factor of activated T cells mediates fluid shear stress- and tensile strain-induced Cox2 in human and murine bone cells
Aydemir A, Minematsu H, Gardner TR, Kim KO, Ahn JM, Lee FY. Nuclear factor of activated T cells mediates fluid shear stress- and tensile strain-induced Cox2 in human and murine bone cells. Bone 2009, 46: 167-175. PMID: 19748606, PMCID: PMC2818272, DOI: 10.1016/j.bone.2009.08.061.Peer-Reviewed Original ResearchConceptsActivated T cellsT cellsBone cellsMechanical stimulationNuclear factorPathways of inflammationCytokine gene inductionMouse bone cellsMurine bone cellsBone massCOX2 inductionCOX2 expressionStability of implantsCalvarial bone cellsOsseous integrationHost boneNuclear translocationFluid shear stressDaily activitiesStimulationTranscription factorsNovel roleImplantsNFAT2Osteoblastic lineage