objectvar save_window_, rvp_
objectvar scene_vector_[5]
objectvar ocbox_, ocbox_list_, scene_, scene_list_
{ocbox_list_ = new List() scene_list_ = new List()}
//Begin PointProcessGroupManager
{
load_file("pointgrp.hoc")
}
{
ocbox_ = new PointProcessGroupManager(0)
}
{object_push(ocbox_)}
{
ms = new MechanismStandard("IClamp")
ms.set("del", 1, 0)
ms.set("dur", 0.2, 0)
ms.set("amp", 5, 0)
mnews("IClamp", ms)
select(0)
execute("nodepn[20] ocbox_.move(1)")
}
{object_pop() doNotify()}
{
ocbox_ = ocbox_.v1
ocbox_.map("PointProcessGroupManager", 400, 163, 556.8, 295.68)
}
objref ocbox_
//End PointProcessGroupManager
{
xpanel("soma(0 - 1) (Parameters)", 0)
xlabel("soma(0 - 1) (Parameters)")
xlabel("nseg = 1")
soma.L = 80
xvalue("L","soma.L", 1,"define_shape()", 0, 0 )
soma.diam = 80
xvalue("diam","soma.diam", 1,"", 0, 0 )
soma.cm = 1
xvalue("cm","soma.cm", 1,"", 0, 0 )
soma.pnabar_fh = 8e-5
xvalue("pnabar_fh","soma.pnabar_fh", 1,"", 0, 0 )
soma.ppbar_fh = 0
xvalue("ppbar_fh","soma.ppbar_fh", 1,"", 0, 0 )
soma.pkbar_fh = 3.5e-05
xvalue("pkbar_fh","soma.pkbar_fh", 1,"", 0, 0 )
soma.gl_fh = 0.0002
xvalue("gl_fh","soma.gl_fh", 1,"", 0, 0 )
soma.el_fh = -69.74
xvalue("el_fh","soma.el_fh", 1,"", 0, 0 )
soma.nai = 13.74
xvalue("nai","soma.nai", 1,"", 0, 0 )
soma.nao = 114.5
xvalue("nao","soma.nao", 1,"", 0, 0 )
soma.ki = 120
xvalue("ki","soma.ki", 1,"", 0, 0 )
soma.ko = 2.5
xvalue("ko","soma.ko", 1,"", 0, 0 )
xpanel(731,462)
}
objectvar scene_vector_[2]
{doNotify()}
v_init=-70
tstop=10
objref vgraphbox, g[3]
vgraphbox = new VBox()
vgraphbox.intercept(1)
for i=0,2 {
g[i] = new Graph()
g[i].exec_menu("Keep Lines")
}
objref Vsoma, VR1, VR2, VR5
vec_sizes = tstop/dt+1
Vsoma = new Vector(vec_sizes)
Vsoma.record(&soma.v(.5))
init()
run()
Vsoma.line(g[0],dt)
soma.pnabar_fh = 0 // turns off transient Na channel in soma
v_init=-70
init()
run()
Vsoma.line(g[0],dt)
g[0].label(.1,.9,"Figure 2. Soma spike invasion.")
g[0].label("Simulations with and without")
g[0].label("transient Na channels in soma.")
VR1 = new Vector(vec_sizes)
VR1.record(&nodepn[12].v(.5)) // 12th index is 13th node
VR2 = new Vector(vec_sizes)
VR2.record(&nodedr[1].v(.5)) // 1st index is 2nd node
VR5 = new Vector(vec_sizes)
VR5.record(&nodedr[29].v(.5)) // 30th node closets to 34th node reported in paper
soma.pnabar_fh=40e-5 // high Na chan state
objref anotheric // another IClamp
tstop=15
nodepn[20] anotheric = new IClamp(1)
anotheric.del=1+2.26
anotheric.dur=.2
anotheric.amp=6.25 // 2.5xThresh
v_init=-70
init()
run()
VR1.add(200)
VR2.add(100)
VR1.line(g[1],dt)
VR2.line(g[1],dt)
VR5.line(g[1],dt)
g[1].label(.1,.9,"Figure 3A. Pulse pair tranmission")
g[1].label("with high soma-initial segment pNA_max")
soma.pnabar_fh=0 // 0 Na chan state
iseg.pnabar_fh=0 // 0 Na chan state
v_init=-70
init()
run()
VR1.add(200)
VR2.add(100)
VR1.line(g[2],dt)
VR2.line(g[2],dt)
VR5.line(g[2],dt)
g[2].label(.1,.9,"Figure 3B. Pulse pair transmission")
g[2].label("with 0 soma-initial segment pNA_max")
for i=0,2 {
g[i].exec_menu("View = plot")
}
vgraphbox.intercept(0)
vgraphbox.map()