Three-dimensional reconstructive analysis of axons
| Feature | Total | Average3-a | Range |
|---|---|---|---|
| Axon segments | 11 | 9.7 ± 2.5 μm | 5.5 ± 13.7 μm |
| Axonal shafts: | 46 | ||
| Length | 1.36 ± 1.16 μm | 0.06–4.04 μm | |
| Volume | 0.032 ± 0.038 μm3 | 0.002–0.194 μm3 | |
| Diameter | 0.17 ± 0.04 μm | 0.11–0.30 μm | |
| Axonal varicosities: | 41 | ||
| Length | 1.09 ± 0.68 μm | 0.28–2.97 μm | |
| Volume | 0.125 ± 0.144 μm3 | 0.011–0.572 μm3 | |
| Diameter | 0.40 ± 0.13 μm | 0.19–0.69 μm | |
| PSD areas | 42 | 0.026 ± 0.026 μm2 | 0.005–14l μm2 |
| Vesicles (per varicosity) | 5454 | 156 ± 173 | 1–688 |
| Mitochondrial volumes | 18 | 0.024 ± 0.014 μm3 | 0.006–0.053 μm3 |
↵F3-a All data here and elsewhere are given as mean ± SD.