Measuring and evaluating interferon beta-induced antibodies in patients with multiple sclerosis

C Ross, K M Clemmesen, P S Sørensen, Nils Koch-Henriksen, K Bendtzen

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34 Citationer (Scopus)

Abstract

Administration of interferons (IFNs) may induce antibodies that interfere with therapeutic efficacy. We have optimized and validated methods for large-scale economic screening. Sera from patients with relapsing-remitting multiple sclerosis (MS) were investigated for binding antibody (BAb) by protein-G affinity-chromatography radioimmunoassay and a commercially available enzyme immunoassay (EIA). Neutralizing antibody (NAb) was investigated by cytopathic effect assays (CEA) using both fixed amount and serially diluted sera. BAb correlated with log10-transformed titres obtained by EIA (r=0.70, P
OriginalsprogEngelsk
TidsskriftMultiple Sclerosis
Vol/bind12
Udgave nummer1
Sider (fra-til)39-46
Antal sider8
ISSN1352-4585
StatusUdgivet - 1 feb. 2006

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