Location: BG_funny @ f465acccb9c5 / matlab_parameter_fitting / calc_IGHK.m

Author:
Shelley Fong <s.fong@auckland.ac.nz>
Date:
2022-03-22 16:13:05+13:00
Desc:
Updating channel density to literature single channel value (Difrancesco) dividing whole cell conductance (Kernik19)
Permanent Source URI:
https://staging.physiomeproject.org/workspace/838/rawfile/f465acccb9c5e0d6ead8ac7bb15a03e5d1ac212d/matlab_parameter_fitting/calc_IGHK.m
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function I_GHK = calc_IGHK(G_GHK,V,cKi_st,cKo)
R = 8.314;
T = 310;
F = 96485;

V_norm = F*V/R/T;
GHK_factor = V_norm./(1-exp(-V_norm));
idx_nan = isnan(GHK_factor);
GHK_factor(idx_nan) = 1;
I_GHK = G_GHK*GHK_factor.*(cKi_st - cKo*exp(-V_norm));

end