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. 2019 Jun 20;17:100246. doi: 10.1016/j.jbo.2019.100246

Table 2.

Calculated parameters of CH2879 cell survival after irradiation with X-rays, protons, and C-ions with and without PARPi (from Fig. 4).

D10a D37b SF2c ER (D10)d ER (D37)e
X-rays 5.9 3.8 0.75 / /
X-rays + PARPi 4.3 3 0.7 1.37 1.27
Protons 5.1 2.7 0.5 / /
Protons + PARPi 2.9 1.4 0.2 1.76 1.93
C-ions 2 0.9 0.1 / /
C-ions + PARPi 1.4 0.6 0.03 1.43 1.5
a

the D10 dose gives a surviving fraction of 0.1.

b

the D37 dose gives a surviving fraction of 0.37.

c

the SF2 fraction is observed at 2 Gy irradiation.

d

ER (D10) values are calculated as: D10 (with PARPi) / D10 (without PARPi) for each irradiation quality.

e

ER (D37) values are calculated as: D37 (with PARPi) / D37 (without PARPi) for each irradiation quality.