1. MRC Centre for Regenerative Medicine; University of Edinburgh; Edinburgh EH16 4UU UK
2. Euan MacDonald Centre for MND Research; University of Edinburgh; Edinburgh EH16 4SB UK
3. Centre for Clinical Brain Sciences; University of Edinburgh; Edinburgh EH16 4SB UK
4. Centre for Integrative Physiology; University of Edinburgh; EH8 9XD UK
5. Centre for Brain Development and Repair; inStem; Bangalore 560065 Karnataka India