Table 1.

Conditions for Pre-operative Training and Post-operative Testing

	Training Deprivation Level			Testing Deprivation Level
Group	0-hr	24-hr	Lesion	0-hr	24-hr
0+	Suc+	Suc-	HIP 0+	Suc+	Suc-
			CON 0+	Suc+	Suc-
24+	Suc-	Suc+	HIP 24+	Suc-	Suc+
			CON 24+	Suc-	Suc+

Suc+ = sucrose reward; sue- = no reward: 0+ = rewarded under0–hr but not under 24-hr food deprivation; 24+ = rewarded under 24-hr but not under 0-hr food deprivation: HIP = lesions of the complete hippocampus; CON = sham and unoperated controls