// genesis // this is a copy of the channels of the granule cell model // used also for the axons in Maex & De Schutter 2007 /********************************************************************* ** The current equations themselves *********************************************************************/ float offset = 0.010 function make_Axon_chans_tab float temperature = 5 int i, cdivs float zinf, ztau, c, dc, cmin, cmax float x, dx, y float a, b /* The folowing variables are temporary (not temperature) variables used to speed up computations */ float mintau float tau float temp1 float temp2 if ({!{exists /library}}) create neutral /library disable /library end ce /library if ({!{exists L5P-onlybasal}}) create neutral L5P-onlybasal end ce L5P-onlybasal /* Equations specific to the Granule cell, made by CP */ /* Inactivating Na current */ create tabchannel Axon_InNa setfield Axon_InNa Ek {ENa} Gbar 70 Ik 0 Gk 0 Xpower 3 Ypower 1 \ Zpower 0 call Axon_InNa TABCREATE X {tab_xdivs} {tab_xmin} {tab_xmax} setfield Axon_InNa X_A->calc_mode 1 X_B->calc_mode 1 call Axon_InNa TABCREATE Y {tab_xdivs} {tab_xmin} {tab_xmax} setfield Axon_InNa Y_A->calc_mode 1 Y_B->calc_mode 1 call Axon_InNa TABREAD tabAxonInNa.dat call Axon_InNa TABFILL X 3000 0 call Axon_InNa TABFILL Y 3000 0 // Delayed Rectifier K current create tabchannel Axon_KDr setfield Axon_KDr Ek {EK} Gbar 19 Ik 0 Gk 0 Xpower 4 Ypower 1 \ Zpower 0 call Axon_KDr TABCREATE X {tab_xdivs} {tab_xmin} {tab_xmax} setfield Axon_KDr X_A->calc_mode 1 X_B->calc_mode 1 call Axon_KDr TABCREATE Y {tab_xdivs} {tab_xmin} {tab_xmax} setfield Axon_KDr Y_A->calc_mode 1 Y_B->calc_mode 1 call Axon_KDr TABREAD tabAxonKDr.dat call Axon_KDr TABFILL X 3000 0 call Axon_KDr TABFILL Y 3000 0 end