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. Author manuscript; available in PMC: 2020 Jun 1.
Published in final edited form as: Biol Psychiatry. 2019 Jan 29;85(11):915–924. doi: 10.1016/j.biopsych.2019.01.015

Figure 2. Lack of effect of incubation of cocaine craving in female rats after intermittent access cocaine self-administration.

Figure 2.

(A) Timeline of the experiment. (B) Total cocaine intake. Mean ± SEM number of infusions per session. Left in the graph (sessions 1–4): 2-h continuous access self-administration acquisition sessions; right in the graph (sessions 6–14): 8-h self-administration sessions (n=18). (C) Active lever presses. Mean ± SEM number of active lever presses per session of self-administration. (D) Inactive lever presses. Mean ± SEM number of inactive lever presses per session of self-administration. (E) Relapse (incubation) test: Mean ± SEM number of active and inactive lever presses per session (n=9 Day 2 and 29).