Markers of axonal injury in blood and tissue triggered by acute and chronic demyelination - Summary - MDSpire

Markers of axonal injury in blood and tissue triggered by acute and chronic demyelination

  • By

  • Ahmed Abdelhak

  • Christian Cordano

  • Greg J Duncan

  • Katie Emberley

  • Sonia Nocera

  • Wendy Xin

  • Kirtana Ananth

  • Nour Jabassini

  • Kiarra Ning

  • Henriette Reinsberg

  • Frederike Cosima Oertel

  • Alexandra Beaudry-Richard

  • Jens Kuhle

  • Axel Petzold

  • Praveen J Patel

  • Ana P Ribeiro Reis

  • Paul J Foster

  • UKBB Eye and Vision Consortium

  • Trent Watkins

  • Jonah R Chan

  • Ben Emery

  • Ari J Green

  • April 25, 2025

  • 0 min

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Objective:

To assess the association between demyelination and axonal pathology through neurofilament light chain (NfL) measurements in blood and tissue, highlighting its potential as a biomarker for monitoring disease progression.

Key Findings:
  • High NfL levels correlate with peak demyelination in EAE models, suggesting a potential target for therapeutic intervention.
  • NfL levels decrease following effective remyelination, indicating recovery and potential reversibility of neuroaxonal damage.
  • NfL is associated with myelin breakdown proteins in multiple sclerosis patients, reinforcing its role as a biomarker for disease activity.
Interpretation:

NfL measurements provide a reliable biomarker for monitoring neuroaxonal injury and demyelination in both animal models and human subjects, with implications for treatment monitoring.

Limitations:
  • The study primarily focuses on specific animal models and may not fully represent human pathology, potentially limiting the generalizability of findings.
  • Longitudinal studies in diverse populations are needed for broader applicability, particularly in varying stages of demyelinating diseases.
Conclusion:

NfL serves as a promising biomarker for tracking neuroaxonal damage and recovery in demyelinating diseases, offering insights into potential therapeutic strategies and improving patient management.

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