Table 2.
Influence of spatial learning on the dendritic arbor and the survival of mature adult-born neurons
| Age of neo-neurons | Control | Learning | Significance |
|---|---|---|---|
| 2 months of age | |||
| Dendritic length | 448.48 ± 39.28 | 612.77 ± 28.91 | t(12) = −3.45, p = 0.005 |
| No. of nodes | 4.14 ± 0.37 | 5.40 ± 0.25 | t(12) = −2.96, p = 0.01 |
| No. of endings | 5.17 ± 0.38 | 6.44 ± 0.24 | t(12) = −2.97, p = 0.01 |
| Cell body area | 62.32 ± 3.51 | 71.71 ± 2.75 | t(12) = −2.14, p = 0.05 |
| BrdU-IR cell no. | 2325 ± 408 | 2605 ± 209 | t(10) = 0.61, p = 0.55 |
| 4 months of age | |||
| Dendritic length | 429.52 ± 73.35 | 693.02 ± 39.93 | t(8) = −3.51, p = 0.007 |
| No. of nodes | 4.90 ± 1.05 | 7.07 ± 0.31 | t(8) = −2.38, p = 0.04 |
| No. of endings | 5.99 ± 1.07 | 8.28 ± 0.33 | t(8) = −2.40, p = 0.04 |
| Cell body area | 81.23 ± 2.72 | 95.06 ± 2.78 | t(8) = −3.51, p = 0.007 |
| BrdU-IR cell no. | 1964 ± 608 | 2040 ± 295 | t(8) = −0.11, p = 0.91 |