Use of immune suppressive domains as medicaments

A method for relieving, alleviating, ameliorating, and/or reducing the susceptibility of an autoimmune disease, the method comprising the step of administering to a subject in need thereof a pharmaceutical composition comprising an immune suppressive domain from a virus fusion protein as an active substance,

• wherein said immune suppressive domain is from a virus of the Orthomyxoviridae family, and
• wherein said autoimmune disease is selected from the group consisting of acute disseminated encephalomyelitis (ADEM), Addison's disease, amyotrophic lateral sclerosis, ankylosing spondylodiscitis, antiphospholipid syndrome, autoimmune uveitis, celiac disease, chronic obstructive pulmonary disease, Churg-Strauss syndrome, Crohn's disease, Cushing's Syndrome, diabetes mellitus type 1, drug-induced lupus, discoid lupus erythematosus, glomerulonephritis, Goodpasture's syndrome, Graves' disease, Guillain-Barré syndrome (GBS), Hashimoto's encephalopathy, Hashimoto's thyroiditis, Henoch-Schonlein purpura, idiopathic thrombocytopenic purpura, IgA nephropathy, juvenile idiopathic arthritis, Kawasaki's disease, linear IgA disease (LAD), lupoid hepatitis, lupus erythematosus, Miller-Fisher syndrome, mixed connective tissue disease, multiple sclerosis, Myasthenia gravis, myositis, narcolepsy, neuromyelitis optica, neuromyotonia, paroxysmal nocturnal hemoglobinuria (PNH), pemphigus vulgaris, pernicious anaemia, polyarteritis nodosa, polymyalgia rheumatica, polymyositis, primary biliary cirrhosis, primary sclerosing cholangitis, psoriasis, psoriatic arthritis, pyoderma gangrenosum, pure red cell aplasia, Raynaud phenomenon, relapsing polychondritis, Reiter's syndrome, restless leg syndrome, retroperitoneal fibrosis, rheumatoid arthritis, rheumatic fever, sarcoidosis, schizophrenia, scleritis, scleroderma, serum sickness, Sjögren's syndrome, spondyloarthropathy, Still's disease, Sweet's syndrome, systemic lupus erythematosus, Takayasu's arteritis, temporal arteritis, thrombocytopenia, transverse myelitis, ulcerative colitis, vasculitis, vitiligo, and Wegener's granulomatosis.