(D-E) Confocal images showing GALC-expressing astrocytes (S100β; D) and neurons (NeuN; E) in the contralateral hemispheres, anterior (slice 8) and posterior (slice 12) to the injection site. Arrows indicate co-localization of IF signals. Scale bars: C, 70 µm (upper panel) and 40µm (lower panel); D and E, 40µm. 