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Table 1 Calculation of survival parameters based on proliferation assay using the equation Survival = E x p α D o s e β D o s e 2

From: Increased Artemis levels confer radioresistance to both high and low LET radiation exposures

A. Survival parameters for 293Art Artemis over-expressing Cells
Radiation Type α, Gy −1 β, Gy −2 D 37 , Gy Fold
293Art/HEK293c
X-rays 0.057 ± 0.002 4.21 ± 0.087 1.7
Titaniuma 0.47 ± 0.02 0.034 ± 0.008 1.86 ± 0.024 2.2
Ironb 0.22 ± 0.002 0.065 ± 0.007 2.59 ± 0.074 3.0
B. Survival parameters for 293 Wild type Cells
Radiation Type α, Gy −1 β, Gy −2 D 37 , Gy
X-rays 0.287 ± 0.033 0.048 ± 0.006   
Titaniuma 0.025 ± 0.044   
Ironb 1.11 ± 0.29 0.086 ± 0.075 0.85 + 0.15