Conditional Astrocyte Rac1KO Attenuates Hyperreflexia after Spinal Cord Injury
Benson C, Olson K, Patwa S, Kauer S, King J, Waxman S, Tan A. Conditional Astrocyte Rac1KO Attenuates Hyperreflexia after Spinal Cord Injury. Journal Of Neuroscience 2023, 44: e1670222023. PMID: 37963762, PMCID: PMC10851682, DOI: 10.1523/jneurosci.1670-22.2023.Peer-Reviewed Original ResearchConceptsSpinal cord injuryRate-dependent depressionΑ-motor neuronsGlutamate transporter 1Dendritic spine dysgenesisCord injurySpine dysgenesisDevelopment of SCIMild contusion spinal cord injuryAstrocytic glutamate transporter 1Glial-specific glutamate transporterContusion spinal cord injuryTransporter 1Development of hyperreflexiaMonosynaptic H-reflexDendritic spine densityPre-injury levelSpinal reflex circuitsVentral spinal cordReflex hyperexcitabilityHyperexcitability disordersFunctional recoveryGlutamate clearanceH-reflexVentral hornAnatomical Diversity of the Adult Corticospinal Tract Revealed by Single-Cell Transcriptional Profiling
Golan N, Ehrlich D, Bonanno J, O'Brien R, Murillo M, Kauer S, Ravindra N, Van Dijk D, Cafferty W. Anatomical Diversity of the Adult Corticospinal Tract Revealed by Single-Cell Transcriptional Profiling. Journal Of Neuroscience 2023, 43: 7929-7945. PMID: 37748862, PMCID: PMC10669816, DOI: 10.1523/jneurosci.0811-22.2023.Peer-Reviewed Original ResearchConceptsCorticospinal tract neuronsCorticospinal tractAdult corticospinal tractIrreversible functional deficitsCortical layer 2/3Lumbar spinal cordSpinal cord injuryLayer 5 neuronsClasses of neuronsMolecular heterogeneityAxon collateralizationTract neuronsCord injuryRetrograde labelingMotor pathwaysFemale miceFunctional deficitsLayer 2/3Primary axonsSpinal cordTerminal fieldsNeuron subtypesAdult tractTherapeutic interventionsSingle-cell RNA sequencing