cellular properties of CINs and auditory processing in ChAT-Cre and ChAT-ChR2(Ai32) mice. Figure 5... shows images from a ChAT-ChR2(Ai32) mouse, confirming that the YFP positive cells are also ChAT... 5: CINs surrounded by SPNs in ChAT-ChR2(Ai32) mouse striatum. Double labelling...