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. Author manuscript; available in PMC: 2014 Jan 12.
Published in final edited form as: Psychopharmacology (Berl). 2011 Aug 24;218(1):101–110. doi: 10.1007/s00213-011-2451-9

Table 1.

Inactive lever presses following vehicle and yohim-bine administration for each of the reinstatement weeks

Solution Week 1 Week 2 Week 3 Week 4
10% ethanol Vehicle 0.8±0.4 0.7±0.3 0.7±0.3 1.3±0.5
Yohimbine 1.6±0.5 2.1±1.1 3.1±0.9** 2.0±0.8
20% ethanol Vehicle 0.3±0.2 0.2±0.1 0.6±0.5 0.5±0.5
Yohimbine 1.0±0.5* 0.5±0.2 0.8±0.4 1.4±0.8
5% sucrose Vehicle 0.3±0.2 0.8±0.4 0.9±0.5 1.3±0.9
Yohimbine 1.3±0.6 2.1±0.6 0.7±0.3 1.5±0.8
*

p<0.05,

**

p<0.01 compared to vehicle for the corresponding week and solution