This research trial is designed to study the safety and effectiveness of combining the study drug, Natalizumab (Tysabri) with the standard treatment, the use of steroids, as a new treatment for acute graft versus host disease (acute GVHD). GVHD is the most common serious complication, after bone marrow transplant. GVHD occurs when the donor cells (the graft…
This study is evaluating an investigational medication to see if it is safe and if it works well in children andadolescents who have mild to moderate ulcerative colitis (UC) or are in remission. Ulcerative colitis (UC) is a chronic disease of the last section of the intestine, which is also known as the colon. If you have UC, the lining of your colon…