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. 2015 Jun 1;9:197. doi: 10.3389/fncel.2015.00197

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Copyright © 2015 Casarrubea, Davies, Faulisi, Pierucci, Colangeli, Partridge, Chambers, Cassar, Valentino, Muscat, Benigno, Crescimanno and Di Giovanni.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution and reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Mean occurrences ± SEM of behavioral components in sham-lesioned groups (sham + saline and sham + nicotine 1 mg/kg) and LHb-lesioned groups (LHb-les + saline and LHb-les + nicotine 1 mg/kg). * = p < 0.05 compared to the sham-lesioned group after the same drug treatment; ** = p < 0.01 compared to the sham-lesioned group after the same drug treatment; *** = p < 0.005 compared to the sham-lesioned group after the same drug treatment; + = p < 0.05 compared to the same group saline condition (two-tailed paired t-test). Panel (A) = behavioral components with occurrences ± SEM in one or more groups > 5; panel (B) = behavioral components with occurrences ± SEM in one or more groups < 5. See Figure 2 for abbreviations.