Results 1 to 10 of about 107,978 (189)

Optogenetic Neuronal Stimulation Promotes Functional Recovery After Spinal Cord Injury

open access: yesFrontiers in Neuroscience, 2021
Although spinal cord injury (SCI) is the main cause of disability worldwide, there is still no definite and effective treatment method for this condition.
Wei-wei Deng   +8 more
doaj   +1 more source

Illusory sensation of movement induced by repetitive transcranial magnetic stimulation. [PDF]

open access: yesPLoS ONE, 2010
Human movement sense relies on both somatosensory feedback and on knowledge of the motor commands used to produce the movement. We have induced a movement illusion using repetitive transcranial magnetic stimulation over primary motor cortex and dorsal ...
Mark Schram Christensen   +5 more
doaj   +1 more source

A longitudinal study of hand motor recovery after sub-acute stroke: a study combined FMRI with diffusion tensor imaging. [PDF]

open access: yesPLoS ONE, 2013
Previous studies have shown that motor recovery of stroke can be assessed by the cortical activity and the structural integrity of the corticospinal tract (CST), but little is known about the relation between the cortical activity and the structural ...
Wenjuan Wei   +11 more
doaj   +1 more source

Task-free functional MRI in cervical dystonia reveals multi-network changes that partially normalize with botulinum toxin. [PDF]

open access: yesPLoS ONE, 2013
Cervical dystonia is characterized by involuntary, abnormal movements and postures of the head and neck. Current views on its pathophysiology, such as faulty sensorimotor integration and impaired motor planning, are largely based on studies of focal hand
Cathérine C S Delnooz   +3 more
doaj   +1 more source

Studying the functional connectivity of the primary motor cortex with the binarized cross recurrence plot: The influence of Parkinson's disease.

open access: yesPLoS ONE, 2021
Two new recurrence plot methods (the binary recurrence plot and binary cross recurrence plot) were introduced here to study the long-term dynamic of the primary motor cortex and its interaction with the primary somatosensory cortex, the anterior motor ...
Clara Rodriguez-Sabate   +2 more
doaj   +1 more source

Paired associative stimulation demonstrates alterations in motor cortical synaptic plasticity in patients with hepatic encephalopathy [PDF]

open access: yesClinical Neurophysiology, Volume 132, Issue 10, October 2021, Pages 2332-2341, 2022
Objective: Hepatic encephalopathy (HE) is a potentially reversible brain dysfunction caused by liver failure. Altered synaptic plasticity is supposed to play a major role in the pathophysiology of HE. Here, we used paired associative stimulation with an inter-stimulus interval of 25 ms (PAS25), a transcranial magnetic stimulation (TMS) protocol, to ...
arxiv   +1 more source

Directed information flow during laparoscopic surgical skill acquisition dissociated skill level and medical simulation technology

open access: yesnpj Science of Learning, 2022
Virtual reality (VR) simulator has emerged as a laparoscopic surgical skill training tool that needs validation using brain–behavior analysis. Therefore, brain network and skilled behavior relationship were evaluated using functional near-infrared ...
Anil Kamat   +6 more
doaj   +1 more source

Isolated shoulder weakness as a result of a cortical infarction in the precentral gyrus [PDF]

open access: yesJournal of Community Hospital Internal Medicine Perspectives, 2015
Since its discovery, our understanding of the primary motor cortex has continued to evolve. The presentations of rare, isolated, motor palsies of small muscle groups have heavily contributed to the characterization of the somatotopic representation of ...
Pouya Entezami, John A. Hopper
doaj   +1 more source

Transcranial direct current stimulation to facilitate neurofunctional rehabilitation in children with autism spectrum disorder: a protocol for a randomized, sham-controlled, double-blind clinical trial

open access: yesFrontiers in Neurology, 2023
BackgroundAnodal transcranial direct current stimulation (tDCS) over the primary motor cortex and cerebellum is gaining prominence in the literature due to its potential to favor learning and motor performance. If administered during motor training, tDCS
Marcela O. Araujo   +9 more
doaj   +1 more source

Partially Overlapping Sensorimotor Networks Underlie Speech Praxis and Verbal Short-Term Memory: Evidence from Apraxia of Speech Following Acute Stroke

open access: yesFrontiers in Human Neuroscience, 2014
We tested the hypothesis that motor planning and programming of speech articulation and verbal short-term memory (vSTM) depend on partially overlapping networks of neural regions. We evaluated this proposal by testing 76 individuals with acute ischemic
Gregory eHickok   +6 more
doaj   +1 more source

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