Figure 1. SVZ stem cell proliferation is transiently increased by calorie restriction. (A-D) Immunohistochemistry on coronal sections for EdU from young and aged brains. (E) Quantification of the number of proliferating cells in each group. *** = p< 0.001, ** = p<0.01, two-way ANOVA, data are presented as mean ± SEM, n=5/group. Scale bar = 50 µm.