A biopharmaceutical company focused on acquiring, developing and commercializing novel therapeutics for the treatment of B-cell malignancies and autoimmune diseases. In addition to offering a treatment for relapsing forms of multiple sclerosis, the company is developing monoclonal antibodies and orally administered therapeutics for the treatment of lymphocytic leukemia, non-Hodgkin's lymphoma and other B-cell mediated diseases. Based in Delaware.