Figure 1.

Experimental design and technical set-up. (a) The schedule of animal experiments in this study. (b) The representative expression of ChR2-mCherry opsins in striatal neurons under CaMKII promoter. (c) The schematic representation of the structure of lab-made optrode. (d) The hardware system for synchronous laser stimulation and electrophysiological recording. (e) The characterization of cultured NSC-GFP sphere by immunohistochemical staining with NSC markers SOX2 and Nestin. Bar = 100 μm.