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. Author manuscript; available in PMC: 2018 Apr 9.
Published in final edited form as: Psychopharmacology (Berl). 2016 Dec 28;234(5):815–825. doi: 10.1007/s00213-016-4516-2

Fig. 4.

Fig. 4

Testing measures on Day 30 of forced abstinence. Groups experienced 10 days of sucrose self-administration and then either CON, EEACUTE, or EECHR housing prior to testing. Immediately prior to testing, rats were pre-treated with quinpirole (0, 0.1, 0.3 mg/kg SC; n = 10–12 per group). Testing measures are indicated in panels. a Active lever responses. b Cue presentations. c Inactive lever responses. d Photobeam breaks (locomotion). Means ± SEMs indicated on Figure. Asterisk indicates significant difference from 0 dose, P < 0.0043. Dagger indicates significant difference from CON, P < 0.0043