Movie S7. Axonal YFP fluorescence decreases as NPCs dissociate from axons. GFP-NPCs (teal) and Thy1-YFP+ axons (yellow) are visualized under 2P excitation 2 wk following transplant into a JHMV-infected Thy1-YFP spinal cord. Movie duration = 104:21 (min:s). (Scale bar, 10 μm.)