| Completed | 3 | 370 | US, Canada, Europe, RoW | Mycophenolate mofetil (MMF), CellCept, Cyclophosphamide, Endoxan®, Azathioprine, Imuran®, Placebo to Azathioprine, Placebo to Mycophenolate mofetil, Corticosteroid | Hoffmann-La Roche, Aspreva Pharmaceuticals | Lupus Nephritis | 03/07 | 03/10 | | |