Glycation End Products, Advanced/immunology; Immunotherapy; Interferon-beta/immunology; Multiple Sclerosis, Relapsing-Remitting/drug therapy; Recombinant Proteins/immunology; Adult; Animals; Antibodies, Neutralizing/biosynthesis; CHO Cells; Cricetinae; Enzyme-Linked Immunosorbent Assay; Escherichia coli; Female; Glycation End Products, Advanced/metabolism; Glycosylation; Haptens/immunology; Haptens/metabolism; Humans; Imidazoles/metabolism; Interferon-beta/administration & dosage; Interferon-beta/metabolism; Lysine/analogs & derivatives; Lysine/metabolism; Male; Multiple Sclerosis, Relapsing-Remitting/immunology; Protein Processing, Post-Translational; Recombinant Proteins/administration & dosage; Recombinant Proteins/metabolism