Table 4.
Voltage-gated sodium channel parameters recordings from acutely dissociated WT, Scn8aD/+, and Scn8a-SSTW/+ SST inhibitory interneurons
Peak current (pA/pF) | Activation V1/2 (mV) K (mV) | Inactivation V1/2 (mV) K (mV) | Decay tau (ms) | |||
---|---|---|---|---|---|---|
WT (n = 10) | −941 ± 146 | −36.4 ± 3.5 | 4.7 ± 0.5 | −63.1 ± 1.9 | 6.5 ± 0.7 | 0.83 ± 0.10 |
Scn8aD/+ (n = 10) | −907 ± 265 | −42.3 ± 2.7 | 3.5 ± 0.3 | −65.2 ± 3.8 | 6.4 ± 0.4 | 0.70 ± 0.08 |
Scn8a-SSTW/+ (n = 13) | −902 ± 119 | −41.1 ± 2.5 | 3.8 ± 0.3 | −69.2 ± 2.4 | 6.2 ± 0.5 | 0.75 ± 0.06 |
Data are mean ± SEM. All comparisons with WT were nonsignificant using a one-way ANOVA followed by Dunnett's multiple comparisons test.