load_file("nrngui.hoc")
//cvode_active(1)
cvode.atol(0.001)
nsyn=5
weight=2
low=50
high=400
nsyni=5
weighti=.2
lowi=0
highi=5
highindex = 111
Rm = 28000
RmDend = Rm
RmSoma = Rm
RmAx = Rm
Cm = 1
CmSoma= Cm
CmAx = Cm
CmDend = Cm
RaAll= 150
RaSoma=150
RaAx = 50
Vrest = -65
gna = .03
AXONM = 2
gkdr = 0.001
celsius = 34.0
KMULT = 0.01
KMULTP = 0.01
ghd=0.00006
nash=0
tstop=55
sh=0
objref nc[nsyn], g, b, rsyn[nsyn], s[nsyn], rc, rd,re,nci[nsyni],rsyni[nsyni], si[nsyni],rf,rg,apc,outfile, nct,nil, tsp, savt
strdef filename
use_mcell_ran4()
lowindex = mcell_ran4_init()
rc = new Random()
rc.uniform(0,134)
rd = new Random()
rd.uniform(0,1)
re = new Random()
re.uniform(0,1)
rf = new Random()
rf.uniform(0,134)
rg = new Random()
rg.uniform(0,1)
xopen("n128su.hoc") // geometry file
access soma
soma nct = new NetCon(&v(0.5), nil)
tsp = new Vector()
savt = new File()
savt.wopen("results/Valium.dat")
outfile = new File()
apc = new APCount(0.5)
apc.thresh=-20
for i=0, nsyn-1 {
s[i] = new NetStimm(0.5)
s[i].interval=10
s[i].number = 100000000000
s[i].start=re.repick()
s[i].noise=1
s[i].seed(highindex+3)
}
distance()
for i=0, nsyn-1 {
rsyn[i] = new Exp2Syn(0.5)
rsyn[i].e=0
rsyn[i].tau1 = 5
rsyn[i].tau2 = 10
nc[i] = new NetCon(s[i],rsyn[i],0,0,weight*1.e-3)
}
for i=0, nsyni-1 {
si[i] = new NetStimm(0.5)
si[i].interval=10
si[i].number = 10000000000
si[i].start=re.repick()
si[i].noise=0
si[i].seed(highindex+3)
}
distance()
for i=0, nsyni-1 {
rsyni[i] = new Exp2Syn(0.5)
rsyni[i].e=-80
rsyni[i].tau1 = 0.5
rsyni[i].tau2 = 3
nci[i] = new NetCon(si[i],rsyni[i],0,0,weighti*1.e-3)
}
b = new VBox()
b.intercept(1)
g = new Graph()
g.size(0,tstop,-70,20)
g.xaxis(1)
g.exec_menu("10% Zoom out")
g.addexpr("Fig. 4E (v_soma)","soma.v(0.5)",1,1, 0.2,0.9,2)
xpanel("",1)
xbutton("(1-4) Gray - Control", "runi()")
xbutton("(1) Black - Lamotrigine", "runii()")
xbutton("(2) Black - Diazepam", "runiii()")
xbutton("(3) Black - Flindokalner", "runiv()")
xbutton("(4) Black - Lamotrigine+Flindokalner", "runv()")
xpanel()
b.intercept(0)
b.map()
xopen("n128su.ses")
PlotShape[0].exec_menu("Shape Plot")
PlotShape[0].show(0)
proc init() {
axon[0] {
insert nax gbar_nax=gna * AXONM
sh_nax=nash
insert kdr gkdrbar_kdr=gkdr
insert pas e_pas=Vrest g_pas = 1/RmAx Ra=RaAx cm=CmAx
insert kap gkabar_kap = KMULTP*0.2
}
soma {
insert hd ghdbar_hd=ghd
vhalfl_hd==-82+sh
insert na3 gbar_na3=gna
sh_na3=nash
ar_na3=1
insert kdr gkdrbar_kdr=gkdr
insert kap gkabar_kap = KMULTP
insert pas e_pas=Vrest g_pas = 1/RmSoma Ra=RaSoma cm=CmSoma
}
for i=135,ndend-1 dend[i] { //basal
insert na3 gbar_na3=gna
sh_na3=nash
ar_na3=1
insert kdr gkdrbar_kdr=gkdr
insert kap gkabar_kap=KMULTP
insert pas e_pas=Vrest g_pas = 1/RmDend Ra=RaAll cm=CmDend
}
for i=0,134 dend[i] { //apical
insert pas e_pas=Vrest g_pas = 1/RmDend Ra=RaAll cm=CmDend
insert ds
if (diam>0.5 && distance(0.5)<500) {
insert hd ghdbar_hd=ghd
insert na3
ar_na3=0.7
gbar_na3=gna
insert kdr
gkdrbar_kdr=gkdr
insert kap
insert kad
gkabar_kap=0
gkabar_kad=0
for (x) if (x>0 && x<1) { xdist = distance(x)
if (xdist>500) {xdist=500}
ghdbar_hd(x) = ghd*(1+3*xdist/100)
if (xdist > 100){
vhalfl_hd==-90+sh
gkabar_kad(x) = KMULT*(1+xdist/100)
} else {
vhalfl_hd==-82+sh
gkabar_kap(x) = KMULTP*(1+xdist/100)
}
}
}
}
t=0
forall {
v=Vrest
if (ismembrane("nax") || ismembrane("na3")) {ena=55}
if (ismembrane("kdr") || ismembrane("kap") || ismembrane("kad")) {ek=-90}
if (ismembrane("hd") ) {ehd_hd=-30 }
}
finitialize(Vrest)
fcurrent()
forall {
for (x) {
if (ismembrane("na3")||ismembrane("nax")){e_pas(x)=v(x)+(ina(x)+ik(x))/g_pas(x)}
if (ismembrane("hd")) {e_pas(x)=e_pas(x)+i_hd(x)/g_pas(x)}
}
}
cvode.re_init()
access soma
g.begin()
}
proc advance() {
fadvance()
g.plot(t)
g.flush()
doNotify()
}
proc reportloc() { local range
range = $o1.get_loc()
print "point process ", $o1, " is attached to ", secname(), " at ", range
pop_section()
}
proc runi() {
rc.MCellRan4(highindex+1)
rd.MCellRan4(highindex+2)
for i=0, nsyn-1 {
s[i].seed(highindex+3)
nc[i].weight = weight*1.e-3
}
for i=0, nsyn-1 {
flag=0
while (flag==0) {
comp=int(rc.repick())
tmp=rd.repick()
dend[comp] {if (distance(tmp)<low || distance(tmp)>high) {flag=0} else{flag=1}}
}
dend[comp] {
rsyn[i].loc(tmp)
}
}
for i=0, nsyni-1 {
si[i].seed(highindex+3)
nci[i].weight = weighti*1.e-3
}
for i=0, nsyni-1 {
flag=0
while (flag==0) {
compi=int(rf.repick())
tmpi=rg.repick()
dend[compi] {if (distance(tmpi)<low || distance(tmpi)>high) {flag=0} else{flag=1}}
}
dend[compi] {
rsyni[i].loc(tmpi)
}
}
run()
}
proc runii() {
rc.MCellRan4(highindex+1)
rd.MCellRan4(highindex+2)
for i=0, nsyn-1 {
s[i].seed(highindex+3)
nc[i].weight = ((weight*1.e-3)/4)*3
sh=10
}
for i=0, nsyn-1 {
flag=0
while (flag==0) {
comp=int(rc.repick())
tmp=rd.repick()
dend[comp] {if (distance(tmp)<low || distance(tmp)>high) {flag=0} else{flag=1}}
}
dend[comp] {
rsyn[i].loc(tmp)
}
}
for i=0, nsyni-1 {
si[i].seed(highindex+3)
nci[i].weight = weighti*1.e-3
}
for i=0, nsyni-1 {
flag=0
while (flag==0) {
compi=int(rf.repick())
tmpi=rg.repick()
dend[compi] {if (distance(tmpi)<low || distance(tmpi)>high) {flag=0} else{flag=1}}
}
dend[compi] {
rsyni[i].loc(tmpi)
}
}
run()
}
proc runiii() {
rc.MCellRan4(highindex+1)
rd.MCellRan4(highindex+2)
for i=0, nsyn-1 {
s[i].seed(highindex+3)
nc[i].weight = weight*1.e-3
}
for i=0, nsyn-1 {
flag=0
while (flag==0) {
comp=int(rc.repick())
tmp=rd.repick()
dend[comp] {if (distance(tmp)<low || distance(tmp)>high) {flag=0} else{flag=1}}
}
dend[comp] {
rsyn[i].loc(tmp)
}
}
for i=0, nsyni-1 {
si[i].seed(highindex+3)
nci[i].weight = (weighti*1.e-3)*50
}
for i=0, nsyni-1 {
flag=0
while (flag==0) {
compi=int(rf.repick())
tmpi=rg.repick()
dend[compi] {if (distance(tmpi)<low || distance(tmpi)>high) {flag=0} else{flag=1}}
}
dend[compi] {
rsyni[i].loc(tmpi)
}
}
run()
}
proc runiv() {
gkdr = 0.002
rc.MCellRan4(highindex+1)
rd.MCellRan4(highindex+2)
for i=0, nsyn-1 {
s[i].seed(highindex+3)
nc[i].weight = (weight*1.e-3)
}
for i=0, nsyn-1 {
flag=0
while (flag==0) {
comp=int(rc.repick())
tmp=rd.repick()
dend[comp] {if (distance(tmp)<low || distance(tmp)>high) {flag=0} else{flag=1}}
}
dend[comp] {
rsyn[i].loc(tmp)
}
}
for i=0, nsyni-1 {
si[i].seed(highindex+3)
nci[i].weight = weighti*1.e-3
}
for i=0, nsyni-1 {
flag=0
while (flag==0) {
compi=int(rf.repick())
tmpi=rg.repick()
dend[compi] {if (distance(tmpi)<low || distance(tmpi)>high) {flag=0} else{flag=1}}
}
dend[compi] {
rsyni[i].loc(tmpi)
}
}
run()
}
proc runv() {
gkdr = 0.002
rc.MCellRan4(highindex+1)
rd.MCellRan4(highindex+2)
for i=0, nsyn-1 {
s[i].seed(highindex+3)
nc[i].weight = ((weight*1.e-3)/4)*3
sh=10
}
for i=0, nsyn-1 {
flag=0
while (flag==0) {
comp=int(rc.repick())
tmp=rd.repick()
dend[comp] {if (distance(tmp)<low || distance(tmp)>high) {flag=0} else{flag=1}}
}
dend[comp] {
rsyn[i].loc(tmp)
}
}
for i=0, nsyni-1 {
si[i].seed(highindex+3)
nci[i].weight =(weighti*1.e-3)
}
for i=0, nsyni-1 {
flag=0
while (flag==0) {
compi=int(rf.repick())
tmpi=rg.repick()
dend[compi] {if (distance(tmpi)<low || distance(tmpi)>high) {flag=0} else{flag=1}}
}
dend[compi] {
rsyni[i].loc(tmpi)
}
}
run()
}