Against cortical reorganisation
TR Makin, JW Krakauer - elife, 2023 - elifesciences.org
Neurological insults, such as congenital blindness, deafness, amputation, and stroke, often
result in surprising and impressive behavioural changes. Cortical reorganisation, which …
result in surprising and impressive behavioural changes. Cortical reorganisation, which …
[HTML][HTML] S1 represents multisensory contexts and somatotopic locations within and outside the bounds of the cortical homunculus
Recent literature suggests that tactile events are represented in the primary somatosensory
cortex (S1) beyond its long-established topography; in addition, the extent to which S1 is …
cortex (S1) beyond its long-established topography; in addition, the extent to which S1 is …
[HTML][HTML] The 3D structural architecture of the human hand area is nontopographic
The functional topography of the human primary somatosensory cortex hand area is a
widely studied model system to understand sensory organization and plasticity. It is so far …
widely studied model system to understand sensory organization and plasticity. It is so far …
Intact finger representation within primary sensorimotor cortex of musician's dystonia
A Sadnicka, T Wiestler, K Butler, E Altenmüller… - Brain, 2023 - academic.oup.com
Musician's dystonia presents with a persistent deterioration of motor control during musical
performance. A predominant hypothesis has been that this is underpinned by maladaptive …
performance. A predominant hypothesis has been that this is underpinned by maladaptive …
[HTML][HTML] Reassessing referral of touch following peripheral deafferentation: The role of contextual bias
Some amputees have been famously reported to perceive facial touch as arising from their
phantom hand. These referred sensations have since been replicated across multiple …
phantom hand. These referred sensations have since been replicated across multiple …
[HTML][HTML] Primary Somatosensory Cortex Organization for Engineering Artificial Somatosensation
K Lamorie-Foote, DR Kramer, S Sundaram… - Neuroscience …, 2024 - Elsevier
Somatosensory deficits from stroke, spinal cord injury, or other neurologic damage can lead
to a significant degree of functional impairment. The primary (SI) and secondary (SII) …
to a significant degree of functional impairment. The primary (SI) and secondary (SII) …
[HTML][HTML] Stable cortical body maps before and after arm amputation
Neuroscientists have long debated the adult brain's capacity to reorganize itself in response
to injury. A driving model for studying plasticity has been limb amputation. For decades, it …
to injury. A driving model for studying plasticity has been limb amputation. For decades, it …
Changes in primary somatosensory cortex following allogeneic hand transplantation or autogenic hand replantation
Former amputees who undergo allogeneic hand transplantation or autogenic hand
replantation (jointly,“hand restoration”) present a unique opportunity to measure the range of …
replantation (jointly,“hand restoration”) present a unique opportunity to measure the range of …
Spatial sensorimotor mismatch between the motor command and somatosensory feedback decreases motor cortical excitability. A transcranial magnetic stimulation …
M Girondini, M Montanaro, C Lega… - European Journal of …, 2024 - Wiley Online Library
Effective control of movement predominantly depends on the exchange and integration
between sensory feedback received by our body and motor command. However, the precise …
between sensory feedback received by our body and motor command. However, the precise …
More comprehensive proprioceptive stimulation of the hand amplifies its cortical processing
Corticokinematic coherence (CKC) quantifies the phase coupling between limb kinematics
and cortical neurophysiological signals reflecting proprioceptive feedback to the primary …
and cortical neurophysiological signals reflecting proprioceptive feedback to the primary …