Does the force level modulate the cortical activity during isometric contractions after a cervical spinal cord injury?

S Cremoux, J Tallet, E Berton, F Dal Maso… - Clinical …, 2013 - Elsevier
OBJECTIVE: This study investigated the effects of a cervical spinal cord injury (SCI) on the
modulation of cortical desynchronization (ERD) during isometric contractions at different …

Motor-related cortical activity after cervical spinal cord injury: multifaceted EEG analysis of isometric elbow flexion contractions

S Cremoux, J Tallet, E Berton, F Dal Maso… - Brain research, 2013 - Elsevier
Electroencephalographic (EEG) studies have well established that motor cortex (M1)
activity~ 20 Hz decreases during muscular contraction and increases as soon as contraction …

Impaired corticomuscular coherence during isometric elbow flexion contractions in humans with cervical spinal cord injury

S Cremoux, J Tallet, F Dal Maso… - European Journal of …, 2017 - Wiley Online Library
After spinal cord injury (SCI), the reorganization of the neuromuscular system leads to
increased antagonist muscles' co‐activation—that is, increased antagonist vs. agonist …

Increased antagonist muscle activity in cervical SCI patients suggests altered reciprocal inhibition during elbow contractions

S Cremoux, D Amarantini, J Tallet, F Dal Maso… - Clinical …, 2016 - Elsevier
Objective After spinal cord injury (SCI), the antagonist muscles activation is increased during
voluntary contractions and reflex conditioning protocols. This increase can be the result of …

Evolution of EEG motor rhythms after spinal cord injury: a longitudinal study

E López-Larraz, L Montesano, Á Gil-Agudo, J Minguez… - PloS one, 2015 - journals.plos.org
Spinal cord injury (SCI) does not only produce a lack of sensory and motor function caudal
to the level of injury, but it also leads to a progressive brain reorganization. Chronic SCI …

Increased intensity of unintended mirror muscle contractions after cervical spinal cord injury is associated with changes in interhemispheric and corticomuscular …

J Tisseyre, S Cremoux, D Amarantini, J Tallet - Behavioural Brain Research, 2022 - Elsevier
Mirror contractions refer to unintended contractions of the contralateral homologous muscles
during voluntary unilateral contractions or movements. Exaggerated mirror contractions …

Altered modulation of sensorimotor rhythms with chronic paralysis

ST Foldes, DJ Weber… - Journal of …, 2017 - journals.physiology.org
After paralysis, the disconnection between the cortex and its peripheral targets leads to
neuroplasticity throughout the nervous system. However, it is unclear how chronic paralysis …

Altered corticospinal function during movement preparation in humans with spinal cord injury

P Federico, MA Perez - The Journal of physiology, 2017 - Wiley Online Library
Key points In uninjured humans, transmission in the corticospinal pathway changes in a task‐
dependent manner during movement preparation. We investigated whether this ability is …

Corticospinal reorganization after spinal cord injury

M Oudega, MA Perez - The Journal of physiology, 2012 - Wiley Online Library
The corticospinal tract (CST) is a major descending pathway contributing to the control of
voluntary movement in mammals. During the last decades anatomical and …

Corticomotor representation to a human forearm muscle changes following cervical spinal cord injury

P Freund, J Rothwell, M Craggs… - European Journal of …, 2011 - Wiley Online Library
Functional imaging studies, using blood oxygen level‐dependent signals, have
demonstrated cortical reorganization of forearm muscle maps towards the denervated leg …