Table 2.

Analysis of PSDs features in CA1 hippocampal area.

Groups	Área × 103 (nm2)	Length (nm)	Minimum thickness (nm)	Maximum thickness (nm)
CTL	2.0 ± 0.2	97.1 ± 2.4	16.2 ± 0.5	43.0 ± 2.5
PA	5.7 ± 1.3**	105.1 ± 5.5	35.6 ± 0.4**	80.1 ± 2.2**

Data are expressed as means ± SD. Significative differences were obtained using Student t-test. **P < 0.01.