Responding in extinction (sucrose seeking)
In Experiment 2, females responded at a higher rate than males in both training and testing. LY379268 (0, 1.5, 3, 6 mg/kg; IP; 30-minute pretreatment) decreased active lever responses after all 3 doses compared to the 0 dose. Grouped data are presented as estimated marginal mean ± SEM. * main effect of sex, p<0.05; * main effect vs. Day 1 of Training or vs. 0 dose of Testing, p<0.05.