Figure 3.
Effects of finasteride (FIN, 100 mg/kg, IP) and the D3 receptor antagonist GR103691 (0.2 mg/kg, SC) on the changes in (A) acoustic startle and (B) prepulse inhibition (PPI) induced by the D3 receptor agonist PD 128907 (PD, 0.1 mg/kg, IP) in male Sprague-Dawley rats. Values represent mean ± SEM for each experimental group. N = 8–10/group. SAL, saline; VEH, vehicle; *, P<0.05; **, P<0.01; ***, P<0.001 for comparisons indicated by dotted lines. For more details, see text.