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. Author manuscript; available in PMC: 2009 Jan 1.
Published in final edited form as: Neurosci Biobehav Rev. 2007 May 18;32(1):20–39. doi: 10.1016/j.neubiorev.2007.04.019

Figure 5.

Figure 5

Locomotor activity in a photocell cage plotted as percent of baseline beam breaks on day 0. Rats were maintained for 21 days on the specified diets regimens. Rats maintained on Daily Intermittent Sucrose and Chow were hyperactive nine days later in response to a low dose of amphetamine, compared with control diet groups. **p<0.01. From Avena and Hoebel, 2003.