Table 3.
GABAergic inputs to PV neurons
| Cell body (CB) | Dendrite |
|||
|---|---|---|---|---|
| 20 μm from CB | 80 μm from CB | 140 μm from CB | ||
| Number of inputs | ||||
| L2/3 | 10.13 ± 2.03 | 18.88 ± 2.47 | 11.88 ± 1.64 | 8.00 ± 1.41 |
| L4 | 9.63 ± 1.41 | 20.75 ± 1.91 | 12.88 ± 1.64 | 8.88 ± 2.36 |
| L5 | 8.75 ± 2.05 | 18.88 ± 2.03 | 11.38 ± 2.88 | 8.50 ± 1.31 |
| L6 | 10.00 ± 1.31 | 19.25 ± 3.81 | 12.13 ± 2.23 | 8.13 ± 1.36 |
| Total | 9.63 ± 1.74 | 19.44 ± 2.65 | 12.06 ± 2.12 | 8.38 ± 1.62 |
| Surface area [μm2] | ||||
| L2/3 | 25.9 ± 6.0 | 50.1 ± 9.9 | 39.9 ± 5.5 | 29.5 ± 2.8 |
| L4 | 21.8 ± 2.5 | 53.3 ± 9.6 | 41.0 ± 8.5 | 33.2 ± 5.6 |
| L5 | 21.3 ± 3.6 | 47.3 ± 7.4 | 38.7 ± 9.0 | 34.7 ± 10.3 |
| L6 | 23.4 ± 3.0 | 49.7 ± 18.1 | 38.1 ± 4.7 | 31.4 ± 3.3 |
| Total | 23.1 ± 4.2 | 50.1 ± 11.6 | 39.4 ± 6.9 | 32.2 ± 6.3 |
| Density [10−2/μm2] | ||||
| L2/3 | 39.3 ± 3.2 | 38.3 ± 5.3 | 29.9 ± 2.6 | 27.1 ± 3.5 |
| L4 | 44.0 ± 3.2 | 39.7 ± 5.6 | 32.1 ± 5.2 | 26.7 ± 5.8 |
| L5 | 40.7 ± 4.3 | 40.5 ± 5.5 | 30.6 ± 9.1 | 25.9 ± 6.1 |
| L6 | 42.9 ± 3.4 | 40.4 ± 6.4 | 31.9 ± 5.1 | 25.9 ± 3.6 |
| Total | 41.7 ± 3.9 | 39.7 ± 5.5 | 31.1 ± 5.7 | 26.4 ± 4.7 |
We randomly selected two PV neurons in each layer in four transgenic mice (a total of eight neurons in every layer), and calculated the number of inputs, surface area [μm2], and input density [10−2/μm2]. Data are given as mean ± SD. CB, cell body.