Table 1.
Morphological Analysis of Apical and Basal Dendrites in CA2
| Cell types and measurements | O Gya | 10 Gya | P value |
|---|---|---|---|
| CA2 apical | |||
| Thin spines (no.) | 56.07 ± 1.62 | 54.08 ±2.09 | P = 0.58 |
| Stubby spines (no.) | 29.54 ± 1.39 | 30.74 ± 1.47 | P = 0.67 |
| Mushroom spines (no.) | 14.40 ± 0.69 | 11.31 ± 1.03 | P < 0.05 |
| Overall density (no.) | 18.15 ± 0.60 | 18.18± 0.51 | P = 0.96 |
| CA2 basal | |||
| Thin spines (no.) | 52.39 ± 1.60 | 55.89 ±1.74 | P = 0.25 |
| Stubby spines (no.) | 33.36 ±1.75 | 33.39 ± 1.26 | P = 0.99 |
| Mushroom spines (no.) | 14.26 ±0.59 | 10.72 ± 0.93 | P < 0.05 |
| Overall density (no.) | 16.89 ±0.58 | 18.16 ± 0.39 | P < 0.05 |
a
Mean ± SEM.
b
Values in boldface are significant.