Table 1

Nomenclature

Symbol

Definition

Units

C

Buffer capacity of the CK system

mol² kJ^-1

C_Mb

Myoglobin concentration

μM

CR_tot

Total creatine pool in myocardium

mmol (l cytoplasm water)^-1

ΔG_ATPase

Cytoplasmic ATP hydrolysis potential

kJ mol^-1

Average magnitude of cytoplasmic ATP hydrolysis potential

kJ mol^-1

Transformed Gibbs free energy of ATP hydrolysis

kJ mol^-1

ΔΨ

Mitochondrial inner membrane potential

mV

G

Blood flow

ml min^-1 (g tissue)^-1

HR

Heart rate

beats min^-1

I

Ionic strength

M

J_ANT

Mitochondrial ANT transport flux

mmol sec^-1 (liter mito)^-1

J_ATPase

Cytoplasmic ATP consumption rate

mmol sec^-1 (liter cell)^-1

MVO₂

Oxygen consumption rate

μmol min^-1 (g tissue)^-1

Partial oxygen pressure in myocardium

mmHg

P_{50, Mb}

Half-saturation partial pressure for the oxygen-myoglobin binding

mmHg

R

Gas constant

kJ mol^-1 K^-1

S_Mb

Myoglobin saturation

unitless

T

Temperature

K

t

Time

second

Wu and Beard BMC Systems Biology 2009 3:22   doi:10.1186/1752-0509-3-22