Fig. 2.
Intra-accumbens injections of CGS 21680. a Effects of intracranial injections of CGS 21680 into the nucleus accumbens on lever pressing on the FR5/chow-feeding procedure. Mean (±SEM) number of lever presses for rats that received injections of vehicle or different doses of CGS 21680. b Effects of intra-accumbens injections of CGS 21680 on chow consumption on the FR5/chow-feeding procedure. Mean (±SEM) weight of chow intake in grams after injections of vehicle or different doses of CGS 21680. Asterisks different from vehicle, p<0.05