/* Author: Xu Zhang @UConn, Jan., 2019
Synaptic mechanisms between ION-PC and ION-DCN
This script cannot be executed individually
*/
objref ION2PC_noisyn
ION2PC_noisyn = new Random(ION2PCrnd)
ION2PC_noisyn.normal(0, 5e-9*noiseSwitch)
// Varying IO-SUP-PC synaptic tc
double ION2PC_tau_ipsc[40]
objref rngION2PCipsc
rngION2PCipsc = new Random(ION2PCipscrnd)
rngION2PCipsc.normal(80,100)
objref f_ION2PC
f_ION2PC = new File()
f_ION2PC.ropen("params_ION2PC.txt")
double ION2PC[40]
for i = 0,39 {
ION2PC[i] = f_ION2PC.scanvar()
}
// 1st spike
objref ION2PC_syn_ampa[200], NC_ION2PC_syn_ampa[200]
objref ION2PC_syn_nmda[200], NC_ION2PC_syn_nmda[200]
objref ION2PC_syn_ipsc[200], NC_ION2PC_syn_ipsc[200]
// ION2PCcount = 0
// for j = 0,39 {
// for k = 0,4 {
// // AMPA
// PCcell[j*5+k] ION2PC_syn_ampa[ION2PCcount] = new NoisyExpSyn(0)
// ION2PC_syn_ampa[ION2PCcount].tau = 0.6 // (ms) triggers complex spike
// ION2PC_syn_ampa[ION2PCcount].e = 0
// IONcell[j] NC_ION2PC_syn_ampa[ION2PCcount] = new NetCon(&v(0.5), ION2PC_syn_ampa[ION2PCcount], -40, 4, 4e-3) // Delay determined from Sugihara et al., 1993
// // NMDA
// PCcell[j*5+k] ION2PC_syn_nmda[ION2PCcount] = new NoisyExp2Syn(0.2)
// ION2PC_syn_nmda[ION2PCcount].tau1 = 2.63
// ION2PC_syn_nmda[ION2PCcount].tau2 = 28
// ION2PC_syn_nmda[ION2PCcount].e = 0
// IONcell[j] NC_ION2PC_syn_nmda[ION2PCcount] = new NetCon(&v(0.5), ION2PC_syn_nmda[ION2PCcount], -40, 4, 2.5e-3)
// ION2PC_noisyn.play(&ION2PC_syn_nmda[ION2PCcount].noise)
// // IPSC
// PCcell[j*5+k] ION2PC_syn_ipsc[ION2PCcount] = new NoisyExp2Syn(0.4)
// ION2PC_syn_ipsc[ION2PCcount].tau1 = 5 // (ms) triggers complex spike
// ION2PC_syn_ipsc[ION2PCcount].tau2 = rngION2PCipsc.repick() // mean = 80, std = 10 // (ms) triggers complex spike
// ION2PC_syn_ipsc[ION2PCcount].e = -65
// IONcell[j] NC_ION2PC_syn_ipsc[ION2PCcount] = new NetCon(&v(0.5), ION2PC_syn_ipsc[ION2PCcount], -40, 14, 0.01)
// ION2PC_noisyn.play(&ION2PC_syn_ipsc[ION2PCcount].noise)
// ION2PCcount = ION2PCcount + 1
// }
// }
// // f_ION2PC.close()
ION2PCcount = 0
for j = 0,39 {
for k = 0,ION2PC[j]-1 {
tmpPCind = f_ION2PC.scanvar()-1
// AMPA
PCcell[tmpPCind] ION2PC_syn_ampa[ION2PCcount] = new NoisyExpSyn(0)
ION2PC_syn_ampa[ION2PCcount].tau = 0.6 // (ms) triggers complex spike
ION2PC_syn_ampa[ION2PCcount].e = 0
IONcell[j] NC_ION2PC_syn_ampa[ION2PCcount] = new NetCon(&v(0.5), ION2PC_syn_ampa[ION2PCcount], -40, 4, 4e-3) // Delay determined from Sugihara et al., 1993
// NMDA
PCcell[tmpPCind] ION2PC_syn_nmda[ION2PCcount] = new NoisyExp2Syn(0.2)
ION2PC_syn_nmda[ION2PCcount].tau1 = 2.63
ION2PC_syn_nmda[ION2PCcount].tau2 = 28
ION2PC_syn_nmda[ION2PCcount].e = 0
IONcell[j] NC_ION2PC_syn_nmda[ION2PCcount] = new NetCon(&v(0.5), ION2PC_syn_nmda[ION2PCcount], -40, 4, 2.5e-3)
ION2PC_noisyn.play(&ION2PC_syn_nmda[ION2PCcount].noise)
// IPSC
PCcell[tmpPCind] ION2PC_syn_ipsc[ION2PCcount] = new NoisyExp2Syn(0.4)
ION2PC_syn_ipsc[ION2PCcount].tau1 = 5 // (ms) triggers complex spike
ION2PC_syn_ipsc[ION2PCcount].tau2 = rngION2PCipsc.repick() // mean = 80, std = 10 // (ms) triggers complex spike
ION2PC_syn_ipsc[ION2PCcount].e = -65
IONcell[j] NC_ION2PC_syn_ipsc[ION2PCcount] = new NetCon(&v(0.5), ION2PC_syn_ipsc[ION2PCcount], -40, 14, 0.01)
ION2PC_noisyn.play(&ION2PC_syn_ipsc[ION2PCcount].noise)
ION2PCcount = ION2PCcount + 1
}
}
f_ION2PC.close()
// Glutamate IO-DCN
objref ION2DCN_noisyn[5]
ION2DCN_noisyn = new Random(ION2DCNrnd)
ION2DCN_noisyn.normal(0, 1e-10*noiseSwitch)
objref ION2DCN_syn_ampa[5], NC_ION2DCN_syn_ampa[5]
for i = 0,4 {
DCNcell[i] ION2DCN_syn_ampa[i] = new NoisyExpSyn(0.7)
// GLUT syn_epscapse IO-PC
ION2DCN_syn_ampa[i].tau = 0.8 // ION2PC_tau // (ms) triggers complex spike
ION2DCN_syn_ampa[i].e = 0
IONcell[i*8] NC_ION2DCN_syn_ampa[i] = new NetCon(&v(0.5), ION2DCN_syn_ampa[i], -40, 2.5, 5e-3) // Delay determined from Najac and Raman, 2017
ION2DCN_noisyn.play(&ION2DCN_syn_ampa[i].noise)
}