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// genesis
/* FILE INFORMATION
** Na and K channels
** Bunow, Segev and Fleshman, Biol. Cyber 53, 41-56 (1985)
**
** Implemented in NEUROKIT format by Upinder S Bhalla - March 1991
** This file depends on functions and constants defined in defaults.g
*/
// CONSTANTS
// (I-current)
float ENa = 0.045
// sq m
float SOMA_A = 1e-9
/*********************************************************************
** Na Current
*********************************************************************/
function make_Na_alphamn_bsf
if (({exists Na_alphamn_bsf}))
return
end
// (I-current)
float ENa = 0.045
create tabchannel Na_alphamn_bsf
setfield Na_alphamn_bsf Ek {ENa} Gbar {1200.0*SOMA_A} Ik 0 Gk 0 \
Xpower 3 Ypower 1 Zpower 0
setup_tabchan Na_alphamn_bsf X {2.5e3 + 100.0e3*{EREST_ACT}} \
-100.0e3 -1.0 {-0.0249 - {EREST_ACT}} 0.01 4.0e3 0.0 0.0 \
{-{EREST_ACT}} 0.018
setup_tabchan Na_alphamn_bsf Y 70.0 0.0 0.0 {-{EREST_ACT}} \
1.0/500.0 1e3 0.0 1.0 {0.03 + {EREST_ACT}} -0.010
end
/*********************************************************************
** K Current
*********************************************************************/
function make_K_alphamn_bsf
if (({exists K_alphamn_bsf}))
return
end
float EK = -0.08
create tabchannel K_alphamn_bsf
setfield K_alphamn_bsf Ek {EK} Gbar {1200.0*SOMA_A} Ik 0 Gk 0 \
Xpower 1 Ypower 0 Zpower 0
setup_tabchan K_alphamn_bsf X {100.0 + 10e3*{EREST_ACT}} -10.0e3 \
-1.0 {-0.01 - {EREST_ACT}} -0.01 125.0 0.0 0.0 \
{-{EREST_ACT}} {1.0/12.5}
end
/********************************************************************/
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