Figure 5

Cell proliferation of N2a-Rα cells. 1.0 × 103 cells were seeded in 96-well plates. After 1, 3 and 7 days of culture in vitro, cell proliferation in each well was measured by Alamar Blue dye reduction assay. Values are presented as the mean ± S. D. of four replicate determinations; *p < 0.05