Table 1.

Numbers of animals with complete versus selective medial lesions at the different postlesion intervals

	4 d	8 d	12 d	16 d	30 d
Isolated
Complete	n  = 5	n  = 2	n  = 1	n  = 0	n  = 2
Selective medial	n  = 1	n  = 5	n  = 4	n  = 6	n  = 3
Enriched
Complete	n  = 5	n  = 0	n  = 2	n  = 2	n  = 5
Selective medial	n  = 1	n  = 6	n  = 3	n  = 6	n  = 2