HAYWARD, Calif., June 24, 2013 /PRNewswire/ -- Anthera Pharmaceuticals, Inc. (Nasdaq: ANTH), a biopharmaceutical company developing drugs to treat serious diseases associated with autoimmune disorders, today announced it has initiated the BRIGHT-SC Phase 2 study of blisibimod, a novel inhibitor of B-Cell Activating Factor (BAFF) for the treatment of IgA nephropathy. IgA nephropathy is a chronic autoimmune renal disease characterized by proteinuria and progression to end stage renal disease.