Electrodecrements in in vitro model of infantile spasms (Traub et al 2020)

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Accession:263705
The code is an extension of the thalamocortical model of Traub et al. (2005) J Neurophysiol. It is here applied to an in vitro model of the electrodecremental response seen in the EEG of children with infantile spasms (West syndrome)
Reference:
1 . Traub RD, Moeller F, Rosch R, Baldeweg T, Whittington MA, Hall SP (2020) Seizure initiation in infantile spasms vs. focal seizures: proposed common cellular mechanisms. Rev Neurosci 31:181-200 [PubMed]
2 . Hall S, Hunt M, Simon A, Cunnington LG, Carracedo LM, Schofield IS, Forsyth R, Traub RD, Whittington MA (2015) Unbalanced Peptidergic Inhibition in Superficial Neocortex Underlies Spike and Wave Seizure Activity. J Neurosci 35:9302-14 [PubMed]
3 . Carracedo LM, Kjeldsen H, Cunnington L, Jenkins A, Schofield I, Cunningham MO, Davies CH, Traub RD, Whittington MA (2013) A neocortical delta rhythm facilitates reciprocal interlaminar interactions via nested theta rhythms. J Neurosci 33:10750-61 [PubMed]
Citations  Citation Browser
Model Information (Click on a link to find other models with that property)
Model Type: Realistic Network;
Brain Region(s)/Organism: Thalamus; Neocortex;
Cell Type(s): Thalamus geniculate nucleus/lateral principal GLU cell; Thalamus reticular nucleus GABA cell; Neocortex U1 L6 pyramidal corticalthalamic GLU cell; Neocortex U1 L2/6 pyramidal intratelencephalic GLU cell; Neocortex layer 4 pyramidal cell; Neocortex fast spiking (FS) interneuron; Neocortex spiking regular (RS) neuron; Neocortex spiking low threshold (LTS) neuron; Neocortex spiny stellate cell;
Channel(s): I Na,p; I Na,t; I L high threshold; I A; I K; I M; I h; I K,Ca; I Calcium; I A, slow;
Gap Junctions: Gap junctions;
Receptor(s):
Gene(s):
Transmitter(s):
Simulation Environment: FORTRAN;
Model Concept(s): Brain Rhythms; Epilepsy;
Implementer(s): Traub, Roger D [rtraub at us.ibm.com];
Search NeuronDB for information about:  Thalamus geniculate nucleus/lateral principal GLU cell; Thalamus reticular nucleus GABA cell; Neocortex U1 L2/6 pyramidal intratelencephalic GLU cell; Neocortex U1 L6 pyramidal corticalthalamic GLU cell; I Na,p; I Na,t; I L high threshold; I A; I K; I M; I h; I K,Ca; I Calcium; I A, slow;
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plateauVFO11
readme.txt
dexptablebig_setup.f *
dexptablesmall_setup.f *
durand.f *
fnmda.f *
gettime.c *
groucho_gapbld.f *
groucho_gapbld_mix.f *
integrate_deepaxaxx.f *
integrate_deepbaskx.f *
integrate_deepLTSx.f *
integrate_deepng.f *
integrate_nrtxB.f *
integrate_spinstelldiegoxB.f *
integrate_supaxaxx.f *
integrate_supbaskx.f *
integrate_supLTSX.f *
integrate_supng.f *
integrate_suppyrFRBxPB.f *
integrate_tcrxB.f *
integrate_tuftRSXXB.f *
makefile
otis.f *
otis_table_setup.f *
plateauVFO.f
plateauVFO11.nontuftRS
plateauVFO11.pdf
plateauVFO11.suppyrRS
plateauVFO11.tuftIB
synaptic_compmap_construct.f *
synaptic_map_construct.f *
                            
            SUBROUTINE synaptic_map_construct (thisno,
     &    num_presynaptic_cells, num_postsynaptic_cells,
     &    map, num_presyninputs_perpostsyn_cell, display) 

c Construct a map of presynaptic cells of one type to postsyn.
c  cells of some type. 
c display is an integer flag.  If display = 1, print gjtable

        INTEGER thisno, num_presynaptic_cells,
     &   num_postsynaptic_cells,
     &   num_presyninputs_perpostsyn_cell,
     &   map (num_presyninputs_perpostsyn_cell,
     &          num_postsynaptic_cells) 
        INTEGER i,j,k,l,m,n,o,p
        INTEGER display

        double precision seed, x(1)

            seed = 297.d0
            map = 0
            k = 1

        do i = 1, num_postsynaptic_cells
        do j = 1, num_presyninputs_perpostsyn_cell
            call durand (seed, k, x)
c This defines a presynaptic cell

           L = int ( x(1) * dble (num_presynaptic_cells) )
           if (L.eq.0) L = 1
           if (L.gt.num_presynaptic_cells)
     &           L = num_presynaptic_cells

           map (j,i) = L

        end do
        end do

c Possibly print out map when done.
       if ((display.eq.1).and.(thisno.eq.0)) then
        write (6,800)               
800     format('  SYNAPTIC MAP ')
        do i = 1, num_postsynaptic_cells
         write (6,50) map(1,i), map(2,i),
     &        map(num_presyninputs_perpostsyn_cell,i)               
50       FORMAT(3i6)
        end do
       endif

                 END