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Vitamin D status and antibody levels to common viruses in pediatric-onset multiple sclerosis

Ellen M Mowry1, Judith A James, Lauren B Krupp

  • 1MS Center, Department of Neurology, University of California-San Francisco, 350 Parnassus Avenue, San Francisco, CA 94117, USA. ellen.mowry@ucsf.edu

Multiple Sclerosis (Houndmills, Basingstoke, England)
|January 8, 2011
PubMed

Insights

Vitamin D levels show varied associations with common viral antibodies in pediatric multiple sclerosis (MS) and clinically isolated syndrome (CIS) patients. Vitamin D sufficiency correlates with higher Epstein-Barr virus antibodies in MS/CIS patients.

Area of Science:

  • Neuroimmunology
  • Infectious Disease Immunology
  • Nutritional Neuroscience

Background:

  • The interplay of risk factors for multiple sclerosis (MS) remains incompletely understood.
  • Investigating environmental factors like vitamin D is crucial for understanding MS etiology.

Purpose of the Study:

  • To examine the relationship between vitamin D status and antibody levels against common viruses.
  • To determine if this association differs in pediatric-onset MS or clinically isolated syndrome (CIS) patients compared to controls.

Main Methods:

  • Assessed vitamin D levels and antibody titers to Epstein-Barr virus, cytomegalovirus (CMV), and herpes simplex virus (HSV)-1/2.
  • Analyzed associations between vitamin D status and viral antibodies, considering disease status (MS/CIS vs. controls).

Main Results:

  • Vitamin D status showed a weak association with CMV antibodies but not other tested viruses.
  • Vitamin D sufficiency was linked to higher Epstein-Barr nuclear antigen-1 antibody levels in MS/CIS patients versus controls.
  • Associations between vitamin D and CMV/HSV-2 antibodies varied between MS/CIS patients and controls.

Conclusions:

  • Vitamin D status may influence antibody levels to common viruses differently in seropositive individuals.
  • These findings suggest a potential role for vitamin D in modulating immune responses to viral infections in the context of MS/CIS.
Abstract

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