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Updated: Aug 10, 2026
08:47
Induction of Experimental Autoimmune Encephalomyelitis in Mice and Evaluation of the Disease-dependent Distribution of Immune Cells in Various Tissues
Published on: May 8, 2016
Ingested (oral) IFN-alpha represses TNF-alpha mRNA in relapsing-remitting multiple sclerosis
Staley A Brod1, Michael Nguyen, Zachary Hood
1Department of Neurology, University of Texas-Houston, Health Science Center (UTHHSC), Houston, TX 77030, USA. staley.a.brod@uth.tmc.edu
Summary
Ingesting interferon-alpha (IFN-alpha) at specific doses reduced inflammation markers in relapsing-remitting multiple sclerosis (RRMS) patients. Optimal doses were identified for future clinical studies in MS.
Area of Science:
- Neuroimmunology
- Pharmacology
Background:
- Relapsing-remitting multiple sclerosis (RRMS) is an autoimmune disease affecting the central nervous system.
- Interferon-alpha (IFN-alpha) has shown potential therapeutic effects in MS, but optimal dosing remains unclear.
Purpose of the Study:
- To determine the optimal dose of ingested interferon-alpha (IFN-alpha) for clinical studies in multiple sclerosis (MS).
- To evaluate the dose-dependent effects of ingested IFN-alpha on MxA mRNA induction and tumor necrosis factor-alpha (TNF-alpha) mRNA repression in RRMS patients.
Main Methods:
- A phase II trial involving 24 RRMS patients.
- Administration of varying doses of ingested IFN-alpha (100, 300, 1,000, 3,000, and 10,000 IU).
- Measurement of MxA mRNA induction and TNF-alpha mRNA repression.
Main Results:
- Maximal repression of TNF-alpha mRNA was observed at 100, 1,000, and 3,000 IU doses of ingested IFN-alpha.
- Previous findings indicated reduced gadolinium enhancements and TNF-alpha protein secretion at 10,000 IU, but not 30,000 IU in RRMS.
Conclusions:
- Identified optimal doses (100, 1,000, and 3,000 IU) of ingested IFN-alpha for future clinical studies in MS.
- These findings contribute to the development of targeted therapeutic strategies for MS using IFN-alpha.
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