Table 2.

Summary of the parameters of transient outward current in VS-3 neurons

ParameterType AType BP
I max, nA0.24 ± 0.24 (12)0.45 ± 0.57 (12)0.136
τ1, ms1.6 ± 1.5 (9)1.0 ± 0.8 (10)0.337
τ2, ms2.0 ± 0.8 (4)3.5 ± 2.3 (3)0.270
τ3, ms396.9 ± 416.4 (9)273.7 ± 238.9 (10)0.434
Time to peak, ms6.8 ± 2.1 (8)7.8 ± 2.3 (10)0.371
V 50 activation, mV9.6 ± 16.1 (11)−13.1 ± 15.1 (10)0.006
s activation, mV12.6 ± 7.0 (11)14.1 ± 8.2 (10)0.666
g max activation, nS1.7 ± 0.6 (11)5.0 ± 5.1 (10)0.049
E rev, mV−84.4 ± 5.5 (11)−82.1 ± 4.5 (10)0.572
V 50 inactivation, mV−38.4 ± 12.0 (8)−31.1 ± 9.2 (10)0.167
s inactivation, mV14.4 ± 6.7 (8)10.4 ± 3.7 (10)0.132
g max inactivation, nS1.4 ± 0.4 (8)3.8 ± 5.4 (10)0.220
  • Values are means ± SD with the number of experiments in parentheses. I max, maximum current; τ1, time constant of activation; τ2 and τ3, two time constants of inactivation;V 50, half maximal activation; s, slope factor; g max, maximum conductance;E rev, reversal potential.