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Multiple Sclerosis l: Introduction01:19

Multiple Sclerosis l: Introduction

Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...
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Quantification of Autoreactive Antibodies in Mice upon Experimental Autoimmune Encephalomyelitis
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Vitamin A: yet another player in multiple sclerosis pathogenesis?

Massimo Filippi1, Paolo Preziosa, Maria A Rocca

  • 1Neuroimaging Research Unit and Department of Neurology, Institute of Experimental Neurology, Division of Neuroscience, San Raffaele Scientific Institute, Vita-Salute San Raffaele University, via Olgettina, 60, 20132 Milan, Italy. filippi.massimo@hsr.it

Expert Review of Clinical Immunology
|February 9, 2013
PubMed
Summary
This summary is machine-generated.

Vitamin A metabolites, specifically serum retinol, may influence multiple sclerosis (MS) disease activity. Higher retinol levels correlated with MRI activity, but this link disappeared after interferon-beta treatment.

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Area of Science:

  • Neuroimmunology
  • Nutritional Neuroscience

Background:

  • Multiple sclerosis (MS) susceptibility involves genetic and environmental factors.
  • Vitamin D and A metabolites possess immunomodulatory properties relevant to MS.
  • Previous studies linked decreased vitamin D to MS activity.

Discussion:

  • This study investigated the association between serum retinol concentration and MS disease activity over two years.
  • Retinol levels showed a correlation with MRI-detected disease activity, but not clinical outcomes.
  • The association between retinol and MRI activity was diminished after treatment with interferon-beta 1a (IFN-β-1a).

Key Insights:

  • Serum retinol concentration is associated with subclinical disease activity in MS, as measured by MRI.
  • The immunomodulatory role of vitamin A metabolites in MS may be influenced by treatment interventions.
  • These findings highlight the potential impact of vitamin A metabolism on MS pathogenesis.

Outlook:

  • Further research is warranted to elucidate the precise mechanisms by which vitamin A metabolites affect MS.
  • Investigating vitamin A supplementation or modulation as a therapeutic strategy in MS could be beneficial.
  • Understanding the interplay between vitamin A, immune responses, and MS progression is crucial for developing targeted therapies.