Research Article

Modeling the Spatial Distribution of Chronic Tumor Hypoxia: Implications for Experimental and Clinical Studies

Table 1

List of parameters.

ParametersSymbolValueReference

Diffusion constant for oxygen 2.5 × 10−5 (cm2 s−1)[20]
Rate of oxygen supply 8.2 × 10−3 (O2 s−1)[20]
Cellular oxygen consumption* 3.8 × 10−13 (cm2 O2 s−1  (cells)−1)[15]
Diffusion constant for cells 4.05 × 10−9 (cm2 s−1)[18]
Proliferation rate 1.85 × 10−6 (s−1)[18]
Carrying capacity 2.1 × 1011 (cells s−1)[18]
Cellular growth rate (effect of vasculature) 2.96 × 10−6 (s−1)[18]

*Assuming mass of 1 cell = 10−9 Kg.