Table 1.

Mean values for and(and standard errors ofthe means) calculated byfitting the LQ equationto clonogenic survival

	α	SEM	β	SEM
SMMC-7721
IR	-1.271	0.028	0.866	0.020
IR ± Sorafenib pre	-1.295	0.021	0.850	0.011
(Sorafenib delivered 30 min pre-IR)
IR ± Sorafenib post	-1.145	0.035	0.927	0.017
(Sorafenib delivered 24 h post-IR)
BEL-7402
IR	-1.384	0.013	0.804	0.007
IR ± Sorafenib pre	-1.412	0.014	0.785	0.008
(Sorafenib delivered 30 min pre-IR)
IR ± Sorafenib post	-1.331	0.026	0.831	0.136
(Sorafenib delivered 24 h post-IR)

Abbreviations: LQ: linear quadratic; IR: irradiation; SEM: standard error of the mean.