TABLE 1.
Parameters of the model
| Parameter | Value | Parameter | Value | |||
|---|---|---|---|---|---|---|
| A. Geometrical parameters for the model with single cylindrical dendrite | ||||||
| Somatic diameter, dsoma | 30 μm | Somatic length, Lsoma | 30 μm | |||
| Dendritic diameter, ddend | 1 μm | Dendritic length, Ldend | 600 μm | |||
| B. Electrotonic parameters | ||||||
| Axial resistance, Ra | 150 Ω·cm | Specific membrane capacitance, Cm | 1 μF/cm2 | |||
| Somatic leak conductance, gl,soma | 0.3 μS/cm2 | Dendritic leak conductance, gl,dend | 0.0833 μS/cm2 | |||
| Leak reversal potential, El | −65 mV | Sodium reversal potential, ENa | 50 mV | |||
| Potassium reversal potential, EK | −90 mV | |||||
| C. Active somatic conductances* | ||||||
| Somatic sodium conductance, gNa,soma, μS/cm2 | 10,000 | Somatic potassium conductance, gK,soma, μS/cm2 | 80,000 | |||
| D. Synaptic current parameters | ||||||
| Excitatory Synapses | Inhibitory Synapses | ||||
|---|---|---|---|---|---|
| Parameter | Value | Parameter | Value | ||
| Vsyn,e | 0 mV | Vsyn,i | −75 mV | ||
| τ1,e | 0.2 ms | τ1,i | 0.75 ms | ||
| τ2,e | 1.7 ms | τ2,ie | 10 ms | ||
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↵* Active somatic conductances were doubled in the model spinal motoneuron and in one model RG cell (MART). They were five- and fourfold increased in the other model RG cells (mp_tv_01193_gc and LAR2, respectively).