Corticospinal vs Rubrospinal Revisited: An Evolutionary Perspective for Sensorimotor Integration

The knowledge about how different subsystems participate and interplay in sensorimotor control is fundamental to understand motor deficits associated with CNS injury and movement recovery. The role of corticospinal (CS) and rubrospinal (RS) projections in motor control has been extensively studied a...

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Main Authors: Rafael Olivares-Moreno, Paola Rodriguez-Moreno, Veronica Lopez-Virgen, Martín Macías, Moisés Altamira-Camacho, Gerardo Rojas-Piloni
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-06-01
Series:Frontiers in Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnins.2021.686481/full
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author Rafael Olivares-Moreno
Paola Rodriguez-Moreno
Veronica Lopez-Virgen
Martín Macías
Moisés Altamira-Camacho
Gerardo Rojas-Piloni
author_facet Rafael Olivares-Moreno
Paola Rodriguez-Moreno
Veronica Lopez-Virgen
Martín Macías
Moisés Altamira-Camacho
Gerardo Rojas-Piloni
author_sort Rafael Olivares-Moreno
collection DOAJ
description The knowledge about how different subsystems participate and interplay in sensorimotor control is fundamental to understand motor deficits associated with CNS injury and movement recovery. The role of corticospinal (CS) and rubrospinal (RS) projections in motor control has been extensively studied and compared, and it is clear that both systems are important for skilled movement. However, during phylogeny, the emerging cerebral cortex took a higher hierarchical role controlling rubro-cerebellar circuits. Here, we present anatomical, neurophysiological, and behavioral evidence suggesting that both systems modulate complex segmental neuronal networks in a parallel way, which is important for sensorimotor integration at spinal cord level. We also highlight that, although specializations exist, both systems could be complementary and potentially subserve motor recovery associated with CNS damage.
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spelling doaj.art-0ee844a7c8e249dd825e0c3b2a732e8c2022-12-21T22:36:40ZengFrontiers Media S.A.Frontiers in Neuroscience1662-453X2021-06-011510.3389/fnins.2021.686481686481Corticospinal vs Rubrospinal Revisited: An Evolutionary Perspective for Sensorimotor IntegrationRafael Olivares-MorenoPaola Rodriguez-MorenoVeronica Lopez-VirgenMartín MacíasMoisés Altamira-CamachoGerardo Rojas-PiloniThe knowledge about how different subsystems participate and interplay in sensorimotor control is fundamental to understand motor deficits associated with CNS injury and movement recovery. The role of corticospinal (CS) and rubrospinal (RS) projections in motor control has been extensively studied and compared, and it is clear that both systems are important for skilled movement. However, during phylogeny, the emerging cerebral cortex took a higher hierarchical role controlling rubro-cerebellar circuits. Here, we present anatomical, neurophysiological, and behavioral evidence suggesting that both systems modulate complex segmental neuronal networks in a parallel way, which is important for sensorimotor integration at spinal cord level. We also highlight that, although specializations exist, both systems could be complementary and potentially subserve motor recovery associated with CNS damage.https://www.frontiersin.org/articles/10.3389/fnins.2021.686481/fullmotor controlmotor cortexred nucleusspinal cordmotor recovery
spellingShingle Rafael Olivares-Moreno
Paola Rodriguez-Moreno
Veronica Lopez-Virgen
Martín Macías
Moisés Altamira-Camacho
Gerardo Rojas-Piloni
Corticospinal vs Rubrospinal Revisited: An Evolutionary Perspective for Sensorimotor Integration
Frontiers in Neuroscience
motor control
motor cortex
red nucleus
spinal cord
motor recovery
title Corticospinal vs Rubrospinal Revisited: An Evolutionary Perspective for Sensorimotor Integration
title_full Corticospinal vs Rubrospinal Revisited: An Evolutionary Perspective for Sensorimotor Integration
title_fullStr Corticospinal vs Rubrospinal Revisited: An Evolutionary Perspective for Sensorimotor Integration
title_full_unstemmed Corticospinal vs Rubrospinal Revisited: An Evolutionary Perspective for Sensorimotor Integration
title_short Corticospinal vs Rubrospinal Revisited: An Evolutionary Perspective for Sensorimotor Integration
title_sort corticospinal vs rubrospinal revisited an evolutionary perspective for sensorimotor integration
topic motor control
motor cortex
red nucleus
spinal cord
motor recovery
url https://www.frontiersin.org/articles/10.3389/fnins.2021.686481/full
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AT veronicalopezvirgen corticospinalvsrubrospinalrevisitedanevolutionaryperspectiveforsensorimotorintegration
AT martinmacias corticospinalvsrubrospinalrevisitedanevolutionaryperspectiveforsensorimotorintegration
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