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. 2010 Feb;332(2):515–524. doi: 10.1124/jpet.109.159236

Fig. 5.

Fig. 5.

Effects of presession treatments with σR antagonists on self-administration of PRE-084 in rats trained to self-administer cocaine. Ordinates, responses per second. Abscissae, injection dose in mg/kg. Each point represents the mean ± S.E.M. (n = 6). BD 1008, BD 1047, and BD 1063 were administered intraperitoneally at 5, 15, and 5 min before sessions, respectively. A, effects of BD 1008 (1.0, 3.2, and 10 mg/kg) on PRE-084 self-administration. B, effects of BD 1047 or BD 1063 (each at 10 mg/kg) on PRE-084 self-administration.