Figure 6. GFAP cell count per μm2 increases with age in the (A) striatum (B) globus pallidus and (C) substantia nigra. Significance level at *, P < 0.05 and ***, P < 0.001, compared to 2 month; #, P < 0.05; ##, P < 0.01; and ###, P < 0.001, compared to 6 month and β, P < 0.05, compared to 19 months, respectively.