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…
The study is being done to see if the combination of bendamustine and dexamethasone will help people with amyloidosis that has returned after standard treatment. Bendamustine is currently approved by the Food and Drug Administration (FDA) for treatment of chronic lymphocytic leukemia (CLL) and is under clinical development in…