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. Author manuscript; available in PMC: 2013 Aug 1.
Published in final edited form as: Behav Brain Res. 2012 May 28;233(2):494–499. doi: 10.1016/j.bbr.2012.05.032

Figure 4. Operant Learning.

Figure 4

Mean ± SEM shaping and pretraining sessions to criterion after treatment with either 2 d of 250 mg/kg PCPA (250 PCPA) or 2 d of 500 mg/kg (500 PCPA) or 2d of saline (SAL). 500 PCPA showed impaired nosepoking responses to stimuli on the touchscreen when given a maximum of 30 sessions. *Different from SAL and 250 PCPA, p≤0.05.