Professor Rajiv Khanna has had a fascinating 30-year research story in immunotherapy that has led to a game-changing therapy for people with multiple sclerosis. His treatment has seen a dramatic and sustained improvement in many people with progressive MS. Early results in Professor Khanna’s Phase 1 clinical trial show that people with MS who had been dependent on a walking aid were able to move around unassisted for longer periods of time. But getting to this stage wasn’t easy. In this episode, Professor Khanna shares what it took to get get this revolutionary treatment to clinical trials.