Table 1.

Summary of the data obtained for the four groups in experiments 1 and 2.

	Rats control	Rats treated	Mice WT	Mice KO
a (Nn)	84 ± 3	102 ± 4**	71 ± 4	108 ± 9**
b	88 ± 5	112 ± 7*	76 ± 6	117 ± 10*
c	121 ± 8	153 ± 9*	102 ± 6	131 ± 8*
d	154 ± 8	183 ± 8*	127 ± 13	132 ± 12
Np	1.048 ± 0.072	1.098 ± 0.085	1.070 ± 0.064	1.083 ± 0.058
Ns	1.375 ± 0.109	1.366 ± 0.116	1.342 ± 0.049	1.120 ± 0.061*
Nt	1.273 ± 0.097	1.196 ± 0.101	1.245 ± 0.052	1.008 ± 0.066*

The values a–d represent the number of cells or dendrites along 1 mm stretch. Each value is presented as an average of four animals ± SE. The ratios N_p, N_s, and N_t were calculated for each animal and averaged for each group as well.

*p<0.05, **p<0.01.