e, Olomoucine triggers differentiation of WT NPCs into TUJ1-positive neurons under non-differentiating conditions. Error bars are s. e. m. *** p<0.001, Ordinary Two-way ANOVA followed by Tukey's multiple comparisons test. n = 3 independent experiments. 298 cells for untreated, 151 cells for DMSO and 146 cells for olomoucine, 25 μM. 