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. Author manuscript; available in PMC: 2015 Oct 1.
Published in final edited form as: Psychopharmacology (Berl). 2014 Apr 17;231(21):4167–4177. doi: 10.1007/s00213-014-3561-y

Fig. 5.

Fig. 5

Mean distance traveled scores (±SEM) of rats (n = 8 per group) on the test day. Rats were challenged with cocaine, METH, or NPA immediately before behavioral testing. On the pretreatment day (i.e., 24 h earlier), rats were injected with saline or SCH23390 (0.5 mg/kg) 0, 30, or 60 min before DA agonist pretreatment.

a Significantly different from the acute control group.