Exploring the effect of vitamin D<sub>3</sub> supplementation on the anti-EBV antibody response in relapsing-remitting multiple sclerosis

Verfasser / Beitragende:
[L. Rolf, A.H. Muris, A. Mathias, R. Du Pasquier, I. Koneczny, G. Disanto, J. Kuhle, S. Ramagopalan, J. Damoiseaux, J. Smolders, R. Hupperts]
Ort, Verlag, Jahr:
2018
Enthalten in:
Multiple sclerosis, 24/10(2018-09), 1280-1287
Format:
Artikel (online)
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245 0 0 |a Exploring the effect of vitamin D3 supplementation on the anti-EBV antibody response in relapsing-remitting multiple sclerosis  |h [Elektronische Daten]  |c [L. Rolf, A.H. Muris, A. Mathias, R. Du Pasquier, I. Koneczny, G. Disanto, J. Kuhle, S. Ramagopalan, J. Damoiseaux, J. Smolders, R. Hupperts] 
520 3 |a Epstein-Barr virus (EBV) infection and vitamin D insufficiency are potentially interacting risk factors for multiple sclerosis (MS). To investigate the effect of high-dose vitamin D <sub>3</sub> supplements on antibody levels against the EBV nuclear antigen-1 (EBNA-1) in patients with relapsing-remitting multiple sclerosis (RRMS) and to explore any underlying mechanism affecting anti-EBNA-1 antibody levels. This study utilized blood samples from a randomized controlled trial in RRMS patients receiving either vitamin D <sub>3</sub> (14,000 IU/day; n = 30) or placebo ( n = 23) over 48 weeks. Circulating levels of 25-hydroxyvitamin-D, and anti-EBNA-1, anti-EBV viral capsid antigen (VCA), and anti-cytomegalovirus (CMV) antibodies were measured. EBV load in leukocytes, EBV-specific cytotoxic T-cell responses, and anti-EBNA-1 antibody production in vitro were also explored. The median antibody levels against EBNA-1, but not VCA and CMV, significantly reduced in the vitamin D <sub>3</sub> group (526 (368-1683) to 455 (380-1148) U/mL) compared to the placebo group (432 (351-1280) to 429 (297-1290) U/mL; p = 0.023). EBV load and cytotoxic T-cell responses were unaffected. Anti-EBNA-1 antibody levels remained below detection limits in B-cell cultures. High-dose vitamin D <sub>3</sub> supplementation selectively reduces anti-EBNA-1 antibody levels in RRMS patients. Our exploratory studies do not implicate a promoted immune response against EBV as the underlying mechanism. 
700 1 |a Rolf  |D L.  |4 aut 
700 1 |a Muris  |D A.H.  |4 aut 
700 1 |a Mathias  |D A.  |4 aut 
700 1 |a Du Pasquier  |D R.  |4 aut 
700 1 |a Koneczny  |D I.  |4 aut 
700 1 |a Disanto  |D G.  |4 aut 
700 1 |a Kuhle  |D J.  |4 aut 
700 1 |a Ramagopalan  |D S.  |4 aut 
700 1 |a Damoiseaux  |D J.  |4 aut 
700 1 |a Smolders  |D J.  |4 aut 
700 1 |a Hupperts  |D R.  |4 aut 
773 0 |t Multiple sclerosis  |g 24/10(2018-09), 1280-1287  |q 24:10<1280-1287  |1 2018  |2 24 
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950 |B SERVAL  |P 700  |E 1-  |a Du Pasquier  |D R.  |4 aut 
950 |B SERVAL  |P 700  |E 1-  |a Koneczny  |D I.  |4 aut 
950 |B SERVAL  |P 700  |E 1-  |a Disanto  |D G.  |4 aut 
950 |B SERVAL  |P 700  |E 1-  |a Kuhle  |D J.  |4 aut 
950 |B SERVAL  |P 700  |E 1-  |a Ramagopalan  |D S.  |4 aut 
950 |B SERVAL  |P 700  |E 1-  |a Damoiseaux  |D J.  |4 aut 
950 |B SERVAL  |P 700  |E 1-  |a Smolders  |D J.  |4 aut 
950 |B SERVAL  |P 700  |E 1-  |a Hupperts  |D R.  |4 aut 
950 |B SERVAL  |P 773  |E 0-  |t Multiple sclerosis  |g 24/10(2018-09), 1280-1287  |q 24:10<1280-1287  |1 2018  |2 24 
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