Oligodendrocyte Repair in Demyelinating Disorders: Cellular Crosstalk and Regenerative Strategies

Authors

  • Yejin Yoon Faculty Yejin Yoon of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark
  • Itsuki Shimizu Faculty Yejin Yoon of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark

Keywords:

Oligodendrocyte, Remyelination, Cellular Crosstalk, Demyelinating Disorders

Abstract

Demyelinating disorders of the central nervous system represent a profound clinical challenge characterized by the destruction of myelin sheaths, subsequent neurodegeneration, and progressive neurological disability. While the adult mammalian brain retains a latent capacity for myelin regeneration through the mobilization and differentiation of oligodendrocyte progenitor cells, this endogenous repair mechanism frequently fails in chronic disease states. This paper provides a comprehensive analysis of oligodendrocyte repair, focusing on the intricate cellular crosstalk within the demyelinated microenvironment. By examining the dynamic interactions between oligodendrocyte progenitor cells, microglia, astrocytes, and neurons, we elucidate the complex signaling networks that both facilitate and hinder myelin regeneration. A detailed methodology for investigating these cellular interactions using advanced in vivo models and single-cell transcriptomics is presented, alongside an in-depth discussion of current and emerging regenerative strategies. The analysis demonstrates that targeting the inhibitory inflammatory milieu while simultaneously providing direct remyelinating stimuli is essential for overcoming differentiation blocks. These findings underscore the necessity of multifaceted therapeutic approaches that address the entire glial syncytium rather than isolated cellular targets, offering new theoretical frameworks for the development of disease-modifying treatments in neurodegenerative pathologies.

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Published

2026-05-15