. Author manuscript; available in PMC: 2015 Jun 8.

Published in final edited form as: J Comput Neurosci. 2011 May 15;31(3):685–699. doi: 10.1007/s10827-011-0338-8

Table 1.

Voltage dependence of ionic channels in the original full model neuron.

I_{Ca} = \bar{G_{Ca}} m_{Ca}^{3} h_{Ca} (V - E_{Ca})

I_{K d} = Ḡ m_{K d}^{4} (V - E_{K})

τ_{m Ca} \frac{d m_{Ca}}{d t} = m_{\infty Ca} - m_{Ca}, τ_{h Ca} \frac{d h_{Ca}}{d t} = h_{\infty Ca} - h_{Ca}

τ_{m K d} \frac{d m_{K d}}{d t} = m_{\infty K d} - m_{K d}

m_{\infty Ca} = \frac{1}{1 + e^{0.205 (- 60.6 - V)}}, h_{\infty Ca} = \frac{1}{1 + e^{- 0.15 (- 75 - V)}}

m_{\infty K d} = \frac{1}{1 + e^{0.065 (- 35 - V)}}

τ_{m Ca} = 30 - \frac{5}{1 + e^{0.2 (- 65 - V)}} m sec, τ_{h Ca} = 150 m sec

τ_{m K d} = 2 + \frac{55}{1 + e^{0.125 (- 54 - V)}}

E_{Ca} = 12.6 ln \frac{{[Ca]}_{ext}}{{[Ca]}_{cyt}} m V, {[Ca]}_{ext} = 13 m M

Ḡ_Kd =10.2 µS, E_K= −80 mV

I_{A} = Ḡ_{A} {m_{A}}^{3} h_{A} (V - E_{K})

I_leak = G_leak (V − E_Leak)
G_leak = 0.03 µS
E_leak = −68 mV

τ_{m A} \frac{d m_{A}}{d t} = m_{\infty A} - m_{A}, τ_{h A} \frac{d h_{A}}{d t} = h_{\infty A} - h_{A}

m_{\infty A} = \frac{1}{1 + e^{0.2 (- 60 - V)}}, h_{\infty A} = \frac{1}{1 + e^{- 0.18 (- 68 - V)}}

τ_mA = 0.1 msec, τ_mA = 50 msec, Ḡ_A = 0.45 µS

I_{M I} = \bar{G_{M I}} m_{M I} (V - E_{M I}),

C_m = 0.2 nF

τ_{m M I} \frac{d m_{M I}}{d t} = m_{\infty M I} - m_{M I}, m_{\infty M I} = \frac{1}{1 + e^{0.2 (- 55 - V)}}

τ_mMI = 6msec, Ḡ_MI = 0.02 µS, E_MI = −10 mV