Search Results - "Marchand, Véronique"
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Further characterisation of late somatosensory evoked potentials using electroencephalogram and magnetoencephalogram source imaging
Published in The European journal of neuroscience (01-07-2024)“…Beside the well‐documented involvement of secondary somatosensory area, the cortical network underlying late somatosensory evoked potentials (P60/N60 and…”
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Absence of hyperexcitability of spinal motoneurons in patients with amyotrophic lateral sclerosis
Published in The Journal of physiology (01-11-2019)“…Key points •Amyotrophic lateral sclerosis (ALS) motoneurons become hypoexcitable with disease progression in experimental models, raising questions about the…”
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Simultaneous Brain-Cervical Cord fMRI Reveals Intrinsic Spinal Cord Plasticity during Motor Sequence Learning
Published in PLoS biology (30-06-2015)“…The spinal cord participates in the execution of skilled movements by translating high-level cerebral motor representations into musculotopic commands. Yet,…”
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Beyond muscular effects: depression of spinal recurrent inhibition after botulinum neurotoxin A
Published in The Journal of physiology (01-02-2013)“…Key points Botulinum neurototoxin type A (BoNT‐A) is known to block central synapses after muscular injection due to retrograde transport in animal models…”
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5
Transient increase in recurrent inhibition in amyotrophic lateral sclerosis as a putative protection from neurodegeneration
Published in Acta Physiologica (01-04-2022)“…Aim Adaptive mechanisms in spinal circuits are likely involved in homeostatic responses to maintain motor output in amyotrophic lateral sclerosis. Given the…”
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Effect of sonification types in upper-limb movement: a quantitative and qualitative study in hemiparetic and healthy participants
Published in Journal of neuroengineering and rehabilitation (05-10-2023)“…Background Movement sonification, the use of real-time auditory feedback linked to movement parameters, have been proposed to support rehabilitation…”
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Interrogating interneurone function using threshold tracking of the H reflex in healthy subjects and patients with motor neurone disease
Published in Clinical neurophysiology (01-08-2020)“…•Threshold-tracking H reflexes was used to study the excitability of soleus motoneurones.•Presynaptic inhibition was lower in motor neurone disease, possibly…”
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Electrophysiological and spinal imaging evidences for sensory dysfunction in amyotrophic lateral sclerosis
Published in BMJ open (01-01-2015)“…Objectives The prevalence of sensory impairment at an early stage of amyotrophic lateral sclerosis (ALS) is still debated. The study aim was to investigate the…”
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Impairment of sensory-motor integration at spinal level in amyotrophic lateral sclerosis
Published in Clinical neurophysiology (01-04-2016)“…Highlights • Abnormal sensory inputs would perturb sensory-motor integrations in ALS. • Compensatory mechanisms at spinal level amplify motoneuron response to…”
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10
Task-related modulation of crossed spinal inhibition between human lower limbs
Published in Journal of neurophysiology (01-05-2014)“…Crossed reflex action mediated by muscle spindle afferent inputs has recently been revealed in humans. This raised the question of whether a complex spinal…”
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Investigating the human spinal sensorimotor pathways through functional magnetic resonance imaging
Published in NeuroImage (Orlando, Fla.) (15-12-2021)“…•44 articles using task- or resting-state spinal fMRI were identified and analyzed.•We mapped the spinal fMRI sensory and motor activation across these…”
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Effects of Hand Configuration on the Grasping, Holding, and Placement of an Instrumented Object in Patients With Hemiparesis
Published in Frontiers in neurology (19-03-2019)“…Limitations with manual dexterity are an important problem for patients suffering from hemiparesis post stroke. Sensorimotor deficits, compensatory strategies…”
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13
Music Restores Propriospinal Excitation During Stroke Locomotion
Published in Frontiers in systems neuroscience (09-04-2020)“…Music-based therapy for rehabilitation induces neuromodulation at the brain level and improves the functional recovery. In line with this, musical rhythmicity…”
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Corticospinal inhibition of transmission in propriospinal-like neurones during human walking
Published in The European journal of neuroscience (01-10-2008)“…It is crucial for human walking that muscles acting at different joints are optimally coordinated in relation to each other. This is ensured by interaction…”
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Corticospinal control from M1 and PMv areas on inhibitory cervical propriospinal neurons in humans
Published in Physiological reports (01-11-2017)“…Inhibitory propriospinal neurons with diffuse projections onto upper limb motoneurons have been revealed in humans using peripheral nerve stimulation. This…”
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Weak motor cortex contribution to the quadriceps activity during human walking
Published in Gait & posture (01-03-2012)“…Highlights ► The cortical control of knee extensor was investigated during human walking. ► TMS activates cortical networks modulating EMG during voluntary…”
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Enhanced propriospinal excitation from hand muscles to wrist flexors during reach-to-grasp in humans
Published in Journal of neurophysiology (01-01-2012)“…In humans, propriospinal neurons located at midcervical levels receive peripheral and corticospinal inputs and probably participate in the control of grip…”
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Spinal plasticity in stroke patients after botulinum neurotoxin A injection in ankle plantar flexors
Published in Physiological reports (01-11-2013)“…The effect of botulinum neurotoxin A (BoNT‐A) in stroke patients' upper limbs has been attributed to its peripheral action only. However, BoNT‐A depressed…”
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Non-linear input-output properties of the cortical networks mediating TMS-induced short-interval intracortical inhibition in humans
Published in The European journal of neuroscience (01-02-2012)“…The effects of transcranial magnetic stimulation (TMS) on post‐discharge histograms of single motor units in the first dorsal interosseous have been tested to…”
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Modulation of recurrent inhibition from knee extensors to ankle motoneurones during human walking
Published in The Journal of physiology (15-12-2008)“…The neural control for muscle coordination during human locomotion involves spinal and supraspinal networks, but little is known about the exact mechanisms…”
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