Table 2 Best-fit parameter values for our mathematical formalism

k (MBq^− 1 × days^− 1)

Initial increase in γ-H2AX levels when irradiation starts

4.65 × 10⁵

3.28 × 10⁵

6.60 × 10⁵

α (MBq⁻¹)

Decrease in γ-H2AX levels due to death of heavily damaged cells

0.255

0.183

0.323

r (days⁻¹)

Time-dependent decrease in γ-H2AX levels due to radionuclide excretion, DNA repair, and death of heavily damaged cells

1.07 × 10⁶

7.54 × 10⁵

1.52 × 10⁶

p (unitless)

0.153

0.146

0.159