MS and GTO proprioceptor subtypes in the molecular genetic era: Opportunities for new advances and perspectives.

Curr Opin Neurobiol

Dept. of Neurology, Columbia University Medical Center, William Black Building Rm305, 650 West 168th Street, New York, NY10032, USA; Columbia University Motor Neuron Center, Columbia University Medical Center, VP&S Rm5-501, 630 West 168th Street, New York, NY10032, USA. Electronic address:

Published: October 2022

AI Article Synopsis

  • Proprioceptive feedback from skeletal muscles is crucial for motor control, but understanding the specific roles of muscle spindles and Golgi tendon organs has been challenging.
  • Advances in molecular understanding of these sensory receptors provide genetic tools to differentiate their functional roles.
  • These insights reveal a more complex regulation of coordinated motor output than previously thought.

Article Abstract

Proprioceptive feedback from skeletal muscle is an integral element of motor control, yet the precise physiological roles of muscle spindle (MS) and Golgi tendon organ (GTO) sensory receptors have remained difficult to disentangle due to technical limitations. New insights into the molecular basis of MS and GTO afferent subtypes offers genetic opportunities to further our understanding of the distinct functional features of these proprioceptor classes, while at the same time revealing additional layers of complexity in the regulation of coordinated motor output.

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Source
http://dx.doi.org/10.1016/j.conb.2022.102597DOI Listing

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