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Iron chelation and multiple sclerosis.

Kelsey J Weigel1, Sharon G Lynch2, Steven M LeVine3

  • 1*Department of Biological Sciences, University of Notre Dame, Notre Dame, IN, U.S.A.

ASN Neuro
|January 9, 2014
PubMed
Summary
This summary is machine-generated.

Iron chelation therapy shows promise for multiple sclerosis (MS) by reducing iron buildup and inflammation. While early trials noted side effects, newer oral chelators offer a safer, more effective treatment strategy for MS patients.

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Area of Science:

  • Neuroscience
  • Biochemistry
  • Pharmacology

Background:

  • Multiple sclerosis (MS) patients exhibit abnormal iron deposition in the brain.
  • This iron accumulation may contribute to MS pathogenesis via oxidative stress and inflammation.

Purpose of the Study:

  • To explore iron chelation therapy as a potential treatment for multiple sclerosis.
  • To evaluate the safety and efficacy of iron chelators in MS models and patients.

Main Methods:

  • Review of histochemical and MRI studies on iron in MS.
  • Analysis of animal studies using iron chelators in experimental autoimmune encephalomyelitis (EAE).
  • Examination of preliminary clinical data from MS patients treated with deferoxamine.

Main Results:

  • Iron chelation may mitigate iron-related pathology and offer cellular protection.
  • Animal studies support iron chelation's potential in MS.
  • Preliminary human trials with deferoxamine showed tolerable side effects, with newer oral chelators like deferiprone offering improved administration and blood-brain barrier penetration.

Conclusions:

  • Iron chelation therapy is a promising experimental approach for multiple sclerosis.
  • Further investigation into newer oral chelators is warranted for MS treatment.
  • Close patient monitoring is essential during chelation therapy due to potential adverse events.