Vitamin D3 supplementation and the IL-2/IL-2R pathway in multiple sclerosis: Attenuation of progressive disturbances?

Linda Rolf, Anne Hilde Muris, Ruud Theunissen, Raymond Hupperts, Jan Damoiseaux, Joost Smolders*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

11 Citations (Scopus)

Abstract

Vitamin D3 upregulates IL-2 receptor alpha (IL2RA, CD25)-expression on CD4+ T cells in vitro. We investigated effects of 48-weeks vitamin D3 supplements on CD25-expression by CD4+ T cells of patients with multiple sclerosis (MS). There was no significant difference between the vitamin D3 (n = 30) and placebo group (n = 23) in IL2RA mRNA-expression by PBMC. Likewise, CD25 cell surface-expression by conventional or regulatory T cells (Treg) did not differ between groups, although Treg CD25-expression and circulating soluble-CD25 levels decreased significantly in the placebo but not vitamin D3-group. We speculate that vitamin D3 may promote the maintenance of CD25-related immune homeostasis in MS.

Original languageEnglish
Pages (from-to)50-57
Number of pages8
JournalJournal of Neuroimmunology
Volume314
Early online date10 Nov 2017
DOIs
Publication statusPublished - 15 Jan 2018
Externally publishedYes

Bibliographical note

Funding Information:
The SOLARIUM study was supported by Merck Serono S.A and Nationaal MS Fonds Nederland. We are grateful to the patients for their participation. Also, we thank Nancy Hendrikx (Maastricht University Medical Center, Maastricht, The Netherlands), and dr. S. Frequin (St. Antonius Hospital, Nieuwegein, the Netherlands), drs. F. Verheul (Groene Hart Hospital, Gouda, the Netherlands), drs. J. Samijn (Maasstad Hospital, Rotterdam, the Netherlands) and the MS nurses of the participating centers for their contributions to the study.

Publisher Copyright:
© 2017 Elsevier B.V.

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