Years of research conducted in Otago has lead to a medical innovation that could revolutionise the treatment of epilepsy, Parkinson's disease and brain cancer.
Biomedical scientists have found a way to target drug delivery so it lies dormant in a patients bloodstream.
Then, sound and light waves can be used to release the medication into specific areas of the brain.
University of Otago School of Biomedical Sciences researcher and lead investigator Professor John Reynolds talks to Jesse.
Photo: Public domain