/* 4-compartment model of a deep layer PFC pyramidal cell */
/* from Durstewitz et al. (2000), J.Neurophysiol. 83: 1733-50 */
load_proc("nrnmainmenu")
create soma,\
dend[3] /*dend[0]=basal, dend[1]=proximal, dend[2]=distal*/
connect dend[0](0), soma(0)
connect dend[1](0), soma(1)
connect dend[2](0), dend[1](1)
soma{
nseg=1
L=86.3
diam=6.14 /* L and diam chosen to match surface area and internal*/
/* resistance with a sphere of diam 23 microns */
insert Naf
gnafbar_Naf = 0.086
insert Nap
gnapbar_Nap = 0.0022
insert Hva
ghvabar_Hva = 0.00034
insert kdr
gkdrbar_kdr = 0.0338
insert IKs
gKsbar_IKs = 0.00014
insert iC
gkcbar_iC = 0.0022
insert cadyn
CAF_cadyn=385.948e-9
tca_cadyn =250
}
dend[0]{
nseg=1
L=150.0
diam=16.0
insert Naf
gnafbar_Naf = 0.028
insert Nap
gnapbar_Nap = 0.001
insert Hva
ghvabar_Hva = 0.0007
insert kdr
gkdrbar_kdr = 0.0092
insert IKs
gKsbar_IKs = 0.00024
insert iC
gkcbar_iC = 0.0038
insert cadyn
CAF_cadyn=964.87e-9
tca_cadyn =120
}
dend[1]{
nseg=1
L=400.0
diam=2.6
insert Naf
gnafbar_Naf = 0.028
insert Nap
gnapbar_Nap = 0.001
insert Hva
ghvabar_Hva = 0.0007
insert kdr
gkdrbar_kdr = 0.0092
insert IKs
gKsbar_IKs = 0.00024
insert iC
gkcbar_iC = 0.0038
insert cadyn
CAF_cadyn=964.87e-9
tca_cadyn =120
}
dend[2]{
nseg=1
L=400
diam=2.6
insert Naf
gnafbar_Naf = 0.028
insert Hva
ghvabar_Hva = 0.00034
insert kdr
gkdrbar_kdr = 0.0092
insert IKs
gKsbar_IKs = 0.00024
insert iC
gkcbar_iC = 0.0022
insert cadyn
CAF_cadyn=964.87e-9
tca_cadyn =80
}
forall{
insert kdyn
insert pas
cm = 2.3 /* microF/cm2 */
g_pas = 6.39e-5 /* mho/cm2 */
e_pas = -70
Ra = 150 /* ohm-cm */
}
soma {
g_pas = 3.33e-5
cm = 1.2
}
cao0_ca_ion = 2 /* mM */
cai0_ca_ion = 50e-6 /* mM */
ko0_k_ion = 3.82 /* mM */
ki0_k_ion = 140 /* mM */
celcius = 23
tstop=1700
access soma
nrnmainmenu()
nrncontrolmenu()
newPlotV()