{load_file("stdlib.hoc")}
celsius=36
{load_file("soma.hoc")}
access soma
//conductances
gnabar_nav17 = 20e-1
gbar_ih = 1e-4
proc default_var() {localobj s, pc
s = new String()
if (name_declared($s1) == 0) {
if (argtype(2) == 2) {
sprint(s.s, "~strdef %s", $s1)
execute(s.s)
sprint(s.s, "%s = \"%s\"", $s1, $s2)
}else{
hoc_ac_ = $2
sprint(s.s, "%s = hoc_ac_", $s1)
}
execute(s.s)
}
pc = new ParallelContext()
if (pc.id == 0) {
sprint(s.s, "print \"%s \", %s", $s1, $s1)
execute(s.s)
}
}
//integration time step
dt = 0.01
tstop = 1100
//inserting current clamp at soma
access soma
objectvar stim
stim = new IClamp(0.5)
stim.del = 100
stim.dur = 500
///// change the amplitude to produce the different depolarising currents //////
stim.amp = -0.1
//for writing result files
objref vrec[1]
vrec[0] = new Vector()
{vrec[0].record(&soma.v(0.5), dt)}
objref tvec
tvec = new Vector()
{tvec.record(&t, dt)}
objref all
all = new File()
strdef datei
//graph
objref gmem
gmem = new Graph()
gmem.size(0, tstop, -100, 50)
{gmem.addvar("Membrane Potential", &soma.v(0.5), 2, 1)}
gmem.begin()
//defining some functions
proc run_sn() {
soma v = -55.0
finitialize()
while (t < tstop) {
fadvance()
gmem.plot(t)
}
gmem.flush()
write_file()
}
proc write_file() {
sprint(datei, "./fig4mem.txt")
all.wopen(datei)
for i=0, vrec[0].size()-1 {
all.printf("%g %g\n", tvec.x(i), vrec[0].x(i))
}
all.close
}
run_sn()
//quit()