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Table 3 Units and constants for Eq. (12)

From: Computational simulations of the effects of the G229D KCNQ1 mutation on human atrial fibrillation

Symbols

Meaning

Values

Units

V m

Membrane potential

mV

t

Time

ms

β

Surface to volume ratio

0.2

µm−1

C m

Total membrane capacitance

2

µF/cm2

\(\tilde \sigma_{\text{l}}\)

Intracellular conductivity

0.00154

cm2/ms

\(\tilde \sigma_{\text{e}}\)

Extracellular conductivity

0.000543

cm2/ms

θ e

Extracellular potential

 

mV

\(\tilde n\)

Gating variables of ionic channels

I ion

Total ionic current

 

pA/pF

I stim

Total stimulus current

 

pA/pF