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Brain's Energy After Stroke: From a Cellular Perspective Toward Behavior.

Juan José Mariman1,2, Enrique Lorca1,3, Carlo Biancardi4

  • 1Laboratorio de Cognición y Comportamiento Sensoriomotor, Departamento de Kinesiología, Facultad de Artes y Educación Física, Universidad Metropolitana de Ciencias de la Educación, Santiago, Chile.

Frontiers in Integrative Neuroscience
|June 2, 2022
PubMed
Summary

Stroke survivors face challenges due to energy efficiency issues impacting neuronal function, neural networks, and behavior. Addressing these energy-related mechanisms is crucial for neurological and functional recovery in stroke patients.

Keywords:
cell damageenergylocomotion (MeSH)postural control (MeSH)small-world networkstroke (MeSH)

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Area of Science:

  • Neuroscience
  • Neurology
  • Rehabilitation Science

Background:

  • Stroke significantly impacts survivors' quality of life and activity performance.
  • Traditionally, stroke-related impairments are attributed to structural and functional nervous system damage.
  • Emerging evidence highlights the role of energy efficiency mechanisms in stroke recovery.

Purpose of the Study:

  • To synthesize the impact of energy efficiency on neurological, functional, and behavioral recovery after stroke.
  • To explore energy-related mechanisms at neuronal, neural network, and behavioral levels.
  • To provide a comprehensive view of energy's role in stroke rehabilitation.

Main Methods:

  • Review of existing literature on energy efficiency and stroke.
  • Analysis of energy trade-offs at different biological levels (neuronal, network, behavioral).
  • Conceptual framework development linking energy mechanisms to recovery outcomes.

Main Results:

  • Neuronal energy availability influences stroke onset and spontaneous recovery potential.
  • Compromised neural network function post-stroke leads to high energetic costs and inefficient information transfer.
  • Behavioral limitations, including postural instability, are linked to increased energy expenditure during tasks.

Conclusions:

  • Energy efficiency is a critical, often overlooked, factor in stroke recovery.
  • Understanding and addressing energy-related mechanisms at multiple levels can optimize rehabilitation strategies.
  • This perspective offers a novel approach to improving neurological, functional, and behavioral outcomes for stroke survivors.