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. Author manuscript; available in PMC: 2012 Mar 1.
Published in final edited form as: Eur J Pharmacol. 2010 Dec 21;654(1):47–52. doi: 10.1016/j.ejphar.2010.12.003

Fig. 1.

Fig. 1

Effects of nicotine, varenicline, and cytisine to decrease fixed ratio responding in C57BL6/J mice (n=13). Abscissa: dose in milligram per kilogram body weight or saline. Ordinate: mean (±S.E.M.) response rate expressed as a percentage of control (non-drug days) rate [Rate (% Control)].