Distinguishing subtypes of spinal locomotor neurons to inform circuit function and dysfunction

KJ Dougherty - Current Opinion in Neurobiology, 2023 - Elsevier
Locomotion is a complex motor task executed by spinal neurons. Given the diversity of
spinal cord neurons, linking neuronal cell type to function is a challenge. Molecular …

Epidural electrical stimulation: a review of plasticity mechanisms that are hypothesized to underlie enhanced recovery from spinal cord injury with stimulation

JT Eisdorfer, RD Smit, KM Keefe, MA Lemay… - Frontiers in Molecular …, 2020 - frontiersin.org
Spinal cord injury (SCI) often results in life-long sensorimotor impairment. Spontaneous
recovery from SCI is limited, as supraspinal fibers cannot spontaneously regenerate to form …

Propriospinal neurons: essential elements of locomotor control in the intact and possibly the injured spinal cord

AM Laliberte, S Goltash, NR Lalonde… - Frontiers in Cellular …, 2019 - frontiersin.org
Propriospinal interneurons (INs) communicate information over short and long distances
within the spinal cord. They act to coordinate different parts of the body by linking motor …

Muscle spasms after spinal cord injury stem from changes in motoneuron excitability and synaptic inhibition, not synaptic excitation

A Mahrous, D Birch, CJ Heckman… - Journal of …, 2024 - Soc Neuroscience
Muscle spasms are common in chronic spinal cord injury (SCI), posing challenges to
rehabilitation and daily activities. Pharmacological management of spasms mostly targets …

Enhancing KCC2 activity decreases hyperreflexia and spasticity after chronic spinal cord injury

JN Bilchak, K Yeakle, G Caron, D Malloy… - Experimental neurology, 2021 - Elsevier
After spinal cord injury (SCI), the majority of individuals develop spasticity, a debilitating
condition involving involuntary movements, co-contraction of antagonistic muscles, and …

[HTML][HTML] Embryonic temporal-spatial delineation of excitatory spinal V3 interneuron diversity

D Deska-Gauthier, J Borowska-Fielding, C Jones… - Cell reports, 2024 - cell.com
Spinal neural circuits that execute movement are composed of cardinal classes of neurons
that emerged from distinct progenitor lineages. Each cardinal class contains multiple …

GABA facilitates spike propagation through branch points of sensory axons in the spinal cord

K Hari, AM Lucas-Osma, K Metz, S Lin, N Pardell… - Nature …, 2022 - nature.com
Movement and posture depend on sensory feedback that is regulated by specialized
GABAergic neurons (GAD2+) that form axo-axonic contacts onto myelinated proprioceptive …

Suppressing CSPG/LAR/PTPσ axis facilitates neuronal replacement and synaptogenesis by human neural precursor grafts and improves recovery after spinal cord …

SM Hosseini, A Alizadeh, N Shahsavani… - Journal of …, 2022 - Soc Neuroscience
Traumatic spinal cord injury (SCI) is a leading cause of permanent neurologic disabilities in
young adults. Functional impairments after SCI are substantially attributed to the progressive …

Repeated transspinal stimulation decreases soleus H-reflex excitability and restores spinal inhibition in human spinal cord injury

M Knikou, LM Murray - PLoS One, 2019 - journals.plos.org
Transcutaneous spinal cord or transspinal stimulation over the thoracolumbar enlargement,
the spinal location of motoneurons innervating leg muscles, modulates neural circuits …

Human spinal GABA neurons alleviate spasticity and improve locomotion in rats with spinal cord injury

CZ Gong, X Zheng, FL Guo, YN Wang, S Zhang… - Cell reports, 2021 - cell.com
Spinal cord injury (SCI) often results in spasticity. There is currently no effective therapy for
spasticity. Here, we describe a method to efficiently differentiate human pluripotent stem …