NEUROD1 and Stroke: We compared the brains of stroke-injured Neurod1 and Cre-injected animals at PSD63 and found similar lesion volumes (stroke/Neurod1 = 0.06 ± 0.03 mm3; stroke/Cre = 0.07 ± 0.01 mm3; p = 0.62) (Figure S1).