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Anxious-like behavior of rats in the open field as a function of dietary condition. A 4×4 grid was digitally superimposed on the field; the total number of center grid entries (A) was used to gauge the anxiety levels of the rats in the field. Numbers of center grid entries in the first minute, the second and third minutes combined, and the fourth and fifth minutes combined (B) are also shown. Bars are ±SEM. *p<0.05 compared to CONTROL
