We analyzed the expression of neuronal subtype-specific transcription factors CUX1 (upper-layer neurons, layers 2/3 [52]) and CTIP2 (lower-layer projection neurons, layers 5/6 [53]) at PSD63 in R26R-YFP mice that received Neurod1 post-stroke (Figure 2b). Here, CUX1 is linked to stroke disorder.