Backfilling of the pallial nerve 45 days post lesion. A lesioned pallial nerve, 45 days post lesion, is backfilled with neurobiotin (in red) through its central stump. SHG is used to image connective tissue. See Figure 4 for details. In the second part of the video, a zoom-in of the lesioned site is of the same nerve is shown (Nb in red, SHG in green).