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48 lines
1.3 KiB
48 lines
1.3 KiB
2 years ago
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from __future__ import print_function
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from neuron import h
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import neuron as nrn
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from ..util import nstomho
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from .cell import Cell
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__all__ = ["HH"]
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class HH(Cell):
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"""
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Standard Hodgkin-Huxley mechanisms from NEURON
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"""
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def __init__(self, debug=False, message=None):
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super(HH, self).__init__()
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soma = h.Section(
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name="HH_Soma_%x" % id(self)
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) # one compartment of about 29000 um2
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v_potassium = -80 # potassium reversal potential
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v_sodium = 50 # sodium reversal potential
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c_m = 1.0
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scalefactor = 1.0 # This determines the relative size of the cell
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rinsf = 1.0 # input resistance adjustment (also current...)
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totcap = 20.0 # scalefactor * 1.0 # cap in pF for cell
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effcap = totcap # sometimes we change capacitance - that's effcap
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somaarea = totcap * 1e-6 / c_m # pf -> uF, cm = 1uf/cm^2 nominal
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lstd = 1e4 * ((somaarea / 3.14159) ** 0.5) # convert from cm to um
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soma.nseg = 1
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soma.diam = lstd
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soma.L = lstd
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seg = soma
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seg.insert("hh")
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seg.insert("pas")
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if debug:
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if message is None:
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print("<< Standard HH model created >>")
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else:
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print(message)
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self.add_section(soma, "soma")
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self.vm0 = -67.536
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