Table 1. Living in complex environments enhances dendritic length and branching in the hippocampus and the prefrontal cortex of adult marmosets.
| CA1 apical dendritic length, μm | CA1 apical dendritic branching | CA1 basal dendritic length, μm | CA1 basal dendritic branching | PFC basal dendritic length, μm | PFC basal dendritic branching | |
|---|---|---|---|---|---|---|
| Control | 808.4 ± 37.6 | 11.6 ± 1.0 | 1,174.0 ± 110.3 | 15.7 ± 1.1 | 1,176.0 ± 71.8 | 18.1 ± 0.9 |
| Complex | 1,460.0 ± 116.3*** | 17.4 ± 0.9*** | 1,968.0 ± 156.2* | 21.6 ± 0.7** | 1,594.0 ± 73.6** | 21.5 ± 0.8* |
| 2×Complex | 1,377.0 ± 192.4* | 18.8 ± 0.7** | 1,806.0 ± 325.9* | 22.4 ± 2.8** | 1,767.0 ± 70.2*** | 23.4 ± 0.4** |
Dendritic length and branching for apical and basal trees of CA1 pyramidal cells and basal trees of layer II/III PFC pyramidal cells. Asterisks reflect significant differences from controls on Tukey post hoc comparisons after one-way ANOVA, *, P < 0.05; **, P < 0.01; ***, P < 0.001.