By Lisa Jarvis – Bloomberg
Seeing tumors start to melt away within a day of treatment, and in some cases regress completely, has been so exhilarating that Donald O’Rourke, the Penn neurosurgeon who led that institution’s trial and has spent 25 years working on this pernicious form of cancer, has had trouble sleeping at night.
There’s still a long way to go to a commercialized therapy.