//genesis /* AB: Comments indicate the qfactor used with the various channels * conductance of CaN and CaL12 sum the inactivating and non-inactivating channel * conductances from the previous model */ float ELEAK = -0.07 // float Egaba = -0.06 float PI = 3.1415926 float RA = 4.0; float RM = 1.8; // float CM = 0.01; float EREST_ACT = -0.086 float TEMPERATURE = 35 float temperature = 35 // some old MS commands need it float Cout = 2 // 2, (mM), external Calcium concentration float CMg_spine = 1 // mM, [Mg]2+ on spine head. float CMg = 1 // Mg for synaptic str CA_BUFF_1 = "Ca_difshell_1" // L and T type channels str CA_BUFF_2 = "Ca_difshell_2" // coupled to the other channels str CA_BUFF_3 = "Ca_difshell_3" // all calcium channels int CaDyeFlag = 0 // flags of calcium dye. "0" means NO calcium dyes. // flag =2 : Fluo-4 // flag =3 : Fluo-5F int shellMode = 1 // we have two shell-modes: // mode = 0 : detailed multi-shell model, using "difshell" object // mode = 1 : simple calcium pool adopted from Sabatini's work(Sabatini, 2001, 2004) /******* Conductances for synapses****************/ float AMPAcond = 170e-12*0.8 //*2.5 float NMDAcond = 470e-12*0.8 /******* Conductance for spines*********************/ float AMPAcond2 = 170e-12*2 //*6.5 for plateau //float NMDAcond2 = 170e-12*6.5*f1 //*2.5 float NMDAcond2 = 470e-12*4 //*6.5 int setSynBoundary = 100 //3.3, Carter and Sabatini, 2004, Neuron. max EPSCs = 30 pA /******* Conductance for "add_Rand_ClusterExSynapse"*********************/ float AMPAcond3 = 170e-12*1.5// float NMDAcond3 = 470e-12*1.5 // //parameters determined by hand tuning to match spike width, AHP shape &, fI curve float gNaFprox={90000}*1.2 //*1.2, float gNaFmid= {975}*0.3 // X0.5, float gNaFdist={975}*0.1 // 0.1 float gNaPprox = 0.4 float gNaPdist = 0.4 float gKAfprox={3214}*1.8 //1.1,1.5 float gKAfmid={375}*1.5 //1.2 float gKAfdist={375}*1.0 // *0.4 float gKAsSoma={277}*2 //2.6, qfactor=2, 3.5 float gKAsprox={22.9}*1// 0.1 float gKAsdist={22.9}*1// 0.1 float gKIRsoma= 4.2*4 //4, qfactor = 0.5; gKIR=4.2 float gKIRdist= 4.2*3 float gKDRsoma={7.25}*3 //*13, qfactor = 0.5 float gKDRdist={7.25}*1 // 0.1 float gCaL13 = 1.0625e-8 //qfactor=2 /******************************************************************************** ********** "gCaV33 = 0.5875e-8*0.6 gCaV32 = 0.5875e-8*0.3" ********** generating ~78 pA current via whole-cell recording ***********************************************************************************/ float gCaV33 = 0.5875e-8*0.3// 0.1 CaT in the dendrites float gCaV32 = 0.5875e-8*0.5*0.6 // 0.1 /******************************************************************************** *********************************************************************************/ float gCaT = 0.5875e-8*10 // not using now float gCaR = 6.5e-8*10 //*10; // 6.5e-8*10 = 688 pA whole cell CaR (clamping from -100mV to -10 mV) // float gCaQ = 1.5e-7 float gCaN = 2.5e-7*2 //qfactor=2 float gCaL12 = 0.8375e-7 //qfactor=2 /************************* spine **************************************************/ float kk = 0.2 float Pbar_CaV32 = kk*2*0.235e-7 // 2*,CaT in the spines // float Pbar_CaT = 5*0.235e-7 // CaT in the spines float Pbar_CaV33 = kk*5*0.235e-7 //5*, float Pbar_CaR = kk*3*13e-7 /**********************************************************************************************/