/* 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()