Table 1.

The number of perirhinal cortical neurons recorded across days^a

Rat no.	Region	Layer	Day 1	Day 2	Day 3	Day 4	Day 5	Total
073	A35	Deep	—	—	0 (1)	—	—	—
		Superficial	—	—	—	—	—	—
	A36	Deep	3 (30)	1 (20)	8 (38)	3 (28)	—	15
		Superficial	0 (22)	2 (13)	3 (20)	2 (14)	—	7
134	A35	Deep	—	—	0 (1)	—	—	—
		Superficial	0 (1)	—	—	—	—	—
	A36	Deep	7 (20)	6 (20)	2 (13)	7 (14)	—	22
		Superficial	1 (8)	0 (9)	0 (9)	1 (8)	—	2
141	A35	Deep	4 (8)	3 (7)	0 (6)	3 (3)	—	10
		Superficial	—	—	2 (3)	1 (2)	—	3
	A36	Deep	2 (2)	—	2 (2)	2 (2)	—	6
		Superficial	0 (4)	1 (4)	0 (1)	—	—	1
144	A35	Deep	—	—	—	—	—	—
		Superficial	—	2 (3)	1 (5)	0 (1)	1 (1)	4
	A36	Deep	7 (11)	1 (3)	5 (9)	5 (11)	3 (5)	21
		Superficial	2 (5)	1 (5)	2 (9)	3 (9)	1 (5)	9

^aOnly those cells that met the unit-quality criteria are included. The total number of cells is indicated in parentheses.