Background: Osteosarcoma is the most common primary malignant bone tumor in children and adolescents (1, 2). Mycophenolate mofetil (MMF) is an FDA-approved drug used as an immunosuppressive agent in organ transplantation with the potential to be repurposed as an anti-cancer agent. (3, 4). MMF is a prodrug of mycophenolic acid (MPA), which is an inhibitor of […]