Figure 2.

Effects of linalool (12.5, 25 and 50 mg/kg) on the reinstatement of morphine-induced CPP. Data are expressed as mean ± SEM of 7 animals per group. The bars represent the time spent in the drug-paired compartment before conditioning sessions (white bars), after conditioning sessions (black bars), in the last extinction session and in the reinstatement test. ^** p<0.01 and ^***p<0.001 significant difference in the time spent in pre-conditioning vs. post-conditioning sessions or reinstatement tests. Mor: Morphine