The Parkinson's Drug Trial: A Miracle Cure?

Cameras follow Professor Gill performing surgery on all the volunteers to implant the device he has designed that enables delivery of GDNF to a deep part of the brain. The surgery and infusions that follow are medical firsts.

Cameras continue to follow the lives of the Parkinson's sufferers who agreed to take part in an invasive clinical trial, testing a drug that could be the first to halt progression, or even reverse, their condition. Assessments show significant improvement in some.