Changes in performance in young zebrafish 7 months after whole body gamma-irradiation, compared to same age control.

<div><p>A: Reduction in locomotor activity in the irradiated zebrafish (distance traversed).</p> <p>B: Reduction in developing CPP; time spent in the red half of the tank during 5 min of red color presentation prior to food administration.</p> <p>* 0 Gy or * 20 Gy p<0.05, in A: relative to Control; in B: relative to day 1 for the same group.</p>