Figure 1.
Effects of mGluR ligands on sex-seeking behavior in the appetitive phase of male sexual behavior. Pretreatment with LY379268 has no effect (A, D), while pretreatment with MPEP (B, E) or AMN082 (C, F) dose-dependently inhibited sex-seeking behavior (i.e., lever changes). This inhibitory effect produced by 20 mg/kg MPEP or AMN082 lasted for about 30–60 min (E, F). *p<0.05, **p<0.01, ***p<0.001, when compared to vehicle treatment group.