Striatal NN model of MSNs and FSIs investigated effects of dopamine depletion (Damodaran et al 2015)

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This study investigates the mechanisms that are affected in the striatal network after dopamine depletion and identifies potential therapeutic targets to restore normal activity.
1 . Damodaran S, Cressman JR, Jedrzejewski-Szmek Z, Blackwell KT (2015) Desynchronization of Fast-Spiking Interneurons Reduces beta-Band Oscillations and Imbalance in Firing in the Dopamine-Depleted Striatum. J Neurosci 35:1149-59 [PubMed]
Model Information (Click on a link to find other models with that property)
Model Type: Realistic Network; Neuron or other electrically excitable cell; Axon; Dendrite;
Brain Region(s)/Organism:
Cell Type(s): Neostriatum spiny direct pathway neuron; Neostriatum spiny indirect pathway neuron; Neostriatum fast spiking interneuron;
Channel(s): I Sodium; I Potassium; Kir;
Gap Junctions: Gap junctions;
Receptor(s): D1; D2; GabaA; Glutamate;
Transmitter(s): Gaba; Glutamate;
Simulation Environment: GENESIS;
Model Concept(s): Synchronization; Detailed Neuronal Models; Parkinson's;
Implementer(s): Damodaran, Sriraman [dsriraman at];
Search NeuronDB for information about:  Neostriatum spiny direct pathway neuron; Neostriatum spiny indirect pathway neuron; D1; D2; GabaA; Glutamate; I Sodium; I Potassium; Kir; Gaba; Glutamate;
AddCaSpines.g *
addchans.g *
addinput.g *
addoutput.g *
addoutput_old.g *
AddSynapticChannels.g *
connectCaChannels.g *
DA_files.txt *
globalsCaComp.g *
include_channels.g *
MScell.p *
MScell_D1.g *
MScell_D1_old.g *
MScell_D2.g *
MScell08.p *
MScell08CM3_D1.p *
MScell08CM3_D2.p *
MScellSpine.g *
MScellSpineCtx.g *
MScellSpineTh.g *
MScellSyn_D1.g *
MScellSyn_D2.g *
parametersA_D1.g *
parametersA_D2.g *
parametersB.g *
parametersC.g *
parametersD.g *
proto.g *
spines.g *
SynParamsCtx.g *
SynParamsTh.g *

	str AMPAname = "AMPA"
	float EkAMPA = 0.0
        float AMPAtau1 = 1.1e-3
        float AMPAtau2 = 5.75e-3 
        float AMPAgmax = 109e-12 //593e-12 keeping with 2.75/1 NMDA/AMPA ratio

        str GABAname = "GABA"
        float GABAtau1 = 0.75e-3    // From Galarreta and Hestrin 1997 
        float GABAtau2 = 3.65e-3    //(used in Wolfs model)
        float EkGABA = -0.060
        float GABAgmax = 750e-12  //750e-12Modified Koos 2004 (Wolf uses 435e-12)

	int GABA2Spine = 1                                // = 0, No GABA; 
                                                  //   1, add GABA to spine head
                                                  //   2, add GABA to spine neck
	int addCa2Spine = 1		// 0, no ca channels in spine, 
					//1, yes ca channels in spine (non-synaptic)
	int NMDABufferMode = 0          // 1, connect both NMDA and AMPA calcium to NMDA_buffer
                                     // 0, connect only NMDA currents to NMDA_buffer

/********allows for changing NMDA subunit easily*************/
include MScell/parametersA_D1.g

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