SpineCervical VertebraeLumbar VertebraeSpinal DiseasesSpinal InjuriesThoracic VertebraeDendritesSpinal FusionSpinal FracturesSpinal NeoplasmsBone DensitySynapsesWorld HealthWorld Health OrganizationHippocampusIntervertebral DiscSpinal Cord CompressionScoliosisKyphosisIntervertebral Disc DisplacementSpinal CurvaturesNeuronal PlasticityZygapophyseal JointLaminectomyAbsorptiometry, PhotonLumbosacral RegionPyramidal CellsOrthopedic ProceduresSpinal CanalLordosisBone ScrewsDecompression, SurgicalSpinal StenosisNeuronsTuberculosis, SpinalOrthopedic Fixation DevicesOsteoporosisSpinal OsteophytosisDiskectomySpondylolisthesisSilver StainingFemur NeckWorld War IISpondylitisRange of Motion, ArticularSacrumMagnetic Resonance ImagingBack PainDislocationsTomography, X-Ray ComputedTractionIntervertebral Disc DegenerationHipOsteoporosis, PostmenopausalSpondylosisCadaverRadiographyAxisMyelographyNeurosurgical ProceduresLow Back PainWeight-BearingRadiculopathyNeck InjuriesTreatment OutcomeFractures, BoneAtlanto-Axial JointReceptors, N-Methyl-D-AspartateReceptors, AMPADiscitisTotal Disc ReplacementCA1 Region, HippocampalNeck PainIliumOssification of Posterior Longitudinal LigamentLong-Term PotentiationBone Diseases, MetabolicLigamentum FlavumPostureSpondylitis, AnkylosingSpinal Cord DiseasesRetrospective StudiesImmobilizationTime FactorsSynaptic TransmissionModels, AnatomicCell Surface ExtensionsExcitatory Postsynaptic PotentialsDura MaterMicroscopy, ConfocalRats, Sprague-DawleyOdontoid ProcessPost-Synaptic DensityPelvisJoint InstabilityProstheses and ImplantsGuanylate KinaseNerve Tissue ProteinsGreen Fluorescent ProteinsWorld War I