// to show IPSP on M0 - no EPSP input load_file("nrngui.hoc") load_file("mitral-lss.hoc") load_file("gc-ka.hoc") cvode.active(1) Vrest = -65 dt = 1 celsius=35 tstop=400 objref nconp[3], net, netp[3], g, b, synp, nil, stim0, stim1, stim2 objref mt[3], gc[3] objref nc[27] for i=0, 2 { mt[i] = new Mitral() gc[i] = new GC() } weight=.1 amp=.03 rel=0.2 inh=30 synstr=3 nmdafactor=0.0035 frac=1 mt[0].soma { stim0 = new IClamp(.5) stim0.amp=0.3 stim0.dur=150 stim0.del=30 } mt[1].soma { stim1 = new IClamp(.5) stim1.amp=0.3 stim1.dur=150 stim1.del=2 } mt[2].soma { stim2 = new IClamp(.5) stim2.amp=0.3 stim2.dur=150 stim2.del=50 } temp=0 flag=0 b = new VBox() b.intercept(1) g = new Graph() g.size(0,tstop,-70,0) g.xaxis(1) g.addvar("mt[0].soma.v(0.5)",1,1,0.6,0.7,2) g.addvar("mt[1].soma.v(0.5)",2,1,0.6,0.67,2) g.addvar("mt[2].soma.v(0.5)",3,1,0.6,0.64,2) g.addvar("mt[0].secden[1].v(0.8)",8,1,0.6,0.61,2) g.exec_menu("10% Zoom out") xpanel("",1) xbutton("runm", "runm()") xstatebutton("GC1",&flag) xpanel() b.intercept(0) b.map() ////////////////// circuit definition ///// gc <-> mt mt[1].secden[1] nc[10]= new NetCon(&v(0),gc[1].synmt[0],-40,1, synstr*nmdafactor) mt[1].secden[1] nc[11]= new NetCon(&v(0),gc[1].sampa[0],-40,1, synstr*1e-3) gc[1].dend[4] nc[15]= new NetCon(&v(1),mt[0].igp[1][1],-40,1,inh*1e-3) gc[2].dend[0] nc[18]= new NetCon(&v(1),mt[2].igp[1][0],-40,1,inh*1e-3) mt[0].secden[1] nc[25]= new NetCon(&v(0.8),gc[2].synmt[2],-40,1,synstr*nmdafactor) mt[0].secden[1] nc[26]= new NetCon(&v(0.8),gc[2].sampa[2],-40,1,synstr*1e-3) ////////////////// end circuit definition proc init() { t=0 finitialize(Vrest) fcurrent() forall { v=Vrest if (ismembrane("nax")) {e_pas=v+(ina+ik)/g_pas } else { e_pas=v+ik/g_pas } } cvode.re_init() g.begin() g.plot(t) } proc advance() { fadvance() g.plot(t) g.flush() Graph[1].flush() doNotify() } proc runm() { nc[15].weight=flag*inh*1e-3 init() run() } load_file("forfig2.ses")