Intervertebral DiscIntervertebral Disc DegenerationIntervertebral Disc DisplacementOrgan Culture TechniquesLumbar VertebraeFibrocartilageSpinal DiseasesSpineIntervertebral Disc ChemolysisAggrecansDiskectomyCompressive StrengthCervical VertebraeLumbosacral RegionNotochordChymopapainWeight-BearingSpinal OsteophytosisThoracic VertebraeDiscitisCollagen Type IIBiomechanical PhenomenaLow Back PainSciaticaProteoglycansSpinal FusionSacrumGlycosaminoglycansMyelographyRadiculopathyCollagen Type IXScoliosisDiskectomy, PercutaneousExtracellular MatrixSpondylolisthesisMagnetic Resonance ImagingCadaverSpinal StenosisLaminectomyExtracellular Matrix ProteinsTotal Disc ReplacementStress, MechanicalChondrocytesBack PainSpinal CanalPolyradiculopathyDecompression, SurgicalBiglycanSpinal InjuriesKeratan SulfateProcollagen N-EndopeptidaseCartilageLigamentsFinite Element AnalysisImmunohistochemistrySpondylitisTailSOX9 Transcription FactorCattleTartrazineRegenerationRange of Motion, ArticularLordosisInternal FixatorsCells, CulturedCollagenZygapophyseal Joint