Table 1.
Synaptic and Passive Properties of Motor Cortex Layer 2/3 Pyramidal Cells, Parvalbumin Interneurons and Striatal Medium Spiny Neurons from 3 Month Old Mice.
Pyramidal Cells | Parvalbumin Interneurons | Medium Spiny Neurons | |||||
---|---|---|---|---|---|---|---|
WT | BACHD | WT | BACHD | WT | BACHD | ||
EPSC | Frequency (Hz) | 34.8 ± 7.4 | 36.4 ± 10.8 | 48.5 ± 15.6 | 54.9 ± 14.6 | 18.8 ± 9.7 | 13.9 ± 5.8 |
Amplitude (pA) | 16.0 ± 2.4 | 14.3 ± 1.6 | 15.5 ± 3.6 | 17.1 ± 2.7 | 15.3 ± 2.1 | 13.4 ± 2.5 | |
10–90 RT (ms) | 0.72 ± 0.08 | 0.71 ± 0.09 | 0.55 ± 0.09 | 0.54 ± 0.05 | 0.70 ± 0.13 | 0.70 ± 0.07 # | |
Decay (ms) | 2.06 ± 0.82 | 2.30 ± 0.72 | 0.81 ± 0.34 | 0.64 ± 0.18 # | 2.54 ± 0.36 | 2.87 ± 0.60 | |
IMean (pA/sec) | 1.16 ± 0.33 | 0.99 ± 0.61 | 1.32 ± 0.40 | 1.60 ± 0.74 # | 1.02 ± 0.23 | 0.78 ± 0.44 # | |
n | 10 | 9 | 13 | 12 | 11 | 14 | |
IPSC | Frequency (Hz) | 39.2 ± 10.9 | 38.6 ± 6.2 | 22.0 ± 10.4 | 24.4 ± 12.1 | 16.5 ± 7.0 | 11.0 ± 5.6 |
Amplitude (pA) | 30.5 ± 5.5 | 29.3 ± 8.5 | 27.6 ± 6.2 | 29.0 ± 9.8 | 31.7 ± 1.4 | 28.4 ± 5.8 # | |
10–90 RT (ms) | 0.90 ± 0.23 | 0.89 ± 0.19 | 0.72 ± 0.14 | 0.68 ± 0.09 | 0.80 ± 0.09 | 0.81 ± 0.10 | |
Decay (ms) | 4.44 ± 1.00 | 4.57 ± 0.90 | 2.48 ± 0.62 | 2.33 ± 0.23 # | 4.90 ± 1.14 | 4.82 ± 1.12 | |
IMean (pA/sec) | 5.35 ± 2.54 | 5.62 ± 3.58 | 2.15 ± 2.22 | 1.89 ± 1.76 | 4.04 ± 1.27 | 2.94 ± 1.07 | |
n | 8 | 10 | 12 | 9 | 8 | 11 | |
Passive | Input Resist. (MΩ) | 69.4 ± 28.9 | 76.2 ± 43.0 | 130.6 ± 58.6 | 112.1 ± 75.1 | 96.5 ± 63.9 | 104.6 ± 39.4 |
τ(ms) | 1.69 ± 0.45 | 1.89 ± 0.33 | 1.09 ± 0.21 | 1.25 ± 0.40 # | 1.28 ± 0.17 | 1.47 ± 0.42 # | |
Decay ratio | 0.68 ± 0.05 | 0.70 ± 0.06 | 0.49 ± 0.17 | 0.38 ± 0.11 | 0.76 ± 0.07 | 0.79 ± 0.06 | |
N | 12 | 10 | 13 | 12 | 12 | 16 |
Indicates a significant difference in the variance between WT and BACHD within the cell type (F-test, p ≤ 0.05)