1. Mapping of the brain.
2. Mapping of the genes to particular diseases.
3. Finding better biotech cures for things like blindness, limb loss, etc.
4. Curing mental/brain disorders.
5. Somehow stimulating the reproduction of braincells damaged by stroke.
6. Artificial organs (3D bio-printers?).
7. Increasing/accessing higher memory and learning capabilities.
8. Stimulating creativity.
9. Stimulating motivation.
10. Curing "incurable" criminal minds. (Ex: child molesters)