VTA neurons: Morphofunctional alterations in acute opiates withdrawal (Enrico et al. 2016)

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Accession:185330
" ... Here we present a biophysical model of a DA VTA neuron based on 3D morphological reconstruction and electrophysiological data, showing how opiates withdrawal-driven morphological and electrophysiological changes could affect the firing rate and discharge pattern...."
Reference:
1 . Enrico P, Migliore M, Spiga S, Mulas G, Caboni F, Diana M (2016) Morphofunctional alterations in ventral tegmental area dopamine neurons in acute and prolonged opiates withdrawal. A computational perspective. Neuroscience 322:195-207 [PubMed]
Model Information (Click on a link to find other models with that property)
Model Type: Neuron or other electrically excitable cell;
Brain Region(s)/Organism:
Cell Type(s): Ventral tegmental area dopamine neuron;
Channel(s):
Gap Junctions:
Receptor(s):
Gene(s):
Transmitter(s):
Simulation Environment: NEURON;
Model Concept(s): Activity Patterns; Addiction;
Implementer(s): Enrico, Paolo [enrico at uniss.it];
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EnricoEtAl2016
README.html
cabal.mod *
cachan.mod
capump.mod *
dop.mod *
hh3.mod
IhDA.mod
kca.mod
nabalan.mod
netstimd.mod
newleak.mod
nmdanet.mod *
pump.mod *
CellDef.hoc
ctrlfiring_cnt.txt
DA_release.ses
DA_release_final.hoc
DA_release_withdrawal_final.hoc
DA_release_withdrawal_final_noGLU.hoc
firing_cnt.txt
fixnseg.hoc *
mosinit.hoc
screenshot.png
screenshot2.png
                            
TITLE simplified Dopamine dynamics

: Modified from the original AMPA.mod, M.Migliore Nov 2007


NEURON {
	POINT_PROCESS dopnet
	RANGE vmax, km
	NONSPECIFIC_CURRENT i
}

UNITS {
}

PARAMETER {

	vmax	= 5e-3		
	km	= 0.2		
}


ASSIGNED {
	i
}

STATE {dop}

INITIAL {
	dop=0
}

BREAKPOINT {
	SOLVE release METHOD cnexp
	i=0
}

DERIVATIVE release {
	dop' = -vmax/((km/dop)+1)
}

NET_RECEIVE(weight) {
	state_discontinuity(dop, dop + weight)
}


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