Our study aimed to investigate the effect of interferon beta 1a on the clinical and immunological parameters in Egyptian relapse-remitting multiple sclerosis patients
Until recently, relapsing-remitting multiple sclerosis (RRMS) was considered a homogeneous form of multiple sclerosis (MS). Variability both in the immunopathology of active demyelinating lesions in MS and in response to immunomodulatory treatments has demonstrated that RRMS is a heterogeneous form of MS. An overwhelming number of trials have supported the use of interferon-β (IFN-β) as a first-line immunomodulatory treatment in RRMS. Approximately 30% of IFN-β treated RRMS patients are non-responders (NR) to treatment. Despite vast clinical experience in the use of IFN-β, its mechanisms of action have not been fully clarified. Interleukin-17 (IL-17) is a proinflammatory cytokine that is secreted by a lineage of T cells named Th17 cells. The Th17 chemokine pathways are essential for the development of central nervous system (CNS) autoimmune diseases such as MS. A high IL-17 concentration in the serum. of people with RRMS is associated with nonresponse to IFN-β therapy. Some animal and human studies have shown that IFN-β inhibits the activity of Th17 cells.
Study Type
OBSERVATIONAL
Enrollment
138
5 ml of blood samples were withdrawn from RRMS patients
Nasser Institute for Research and Treatment
Cairo, Egypt
Correlation between IL17 levels and patients' response to interferon beta 1a as measured by ELISA
Anti-inflammatory and disease activity biomarkers
Time frame: Patients were treated with INF B 1a for at least 6 months
Correlation between IL 22 levels and patients' response to interferon beta 1a, measured by ELISA
Anti-inflammatory and disease activity biomarkers
Time frame: Patients were treated with INF B 1a for at least 6 months
Correlation between Expanded Disability Status Scale and patients' response to interferon beta 1a
Determination disability level (0 - 6), The lowest value means that it is best outcome and the highest value is the worst outcome.
Time frame: Patients were treated with INF B 1a for at least 6 months
Correlation between malondialdehyde levels and patients' response to interferon beta 1a
oxidative stress biomarkers
Time frame: Patients were treated with INF B 1a for at least 6 months
Correlation between MRI load and Patients' response to interferon beta 1a
Determination of T2 lesions
Time frame: Patients were treated with INF B 1a for at least 6 months
Correlation between body mass index and patients' response to interferon beta 1 a
Body weight measurement
Time frame: Patients were treated with INF B 1a for at least 6 months
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