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. 2021 Jun 12;16:104. doi: 10.1186/s13014-021-01829-y

Table 2.

$α / β$ ratios and SERs taken from the corresponding linear quadratic curves in Fig. 7, for a 24 h exposure time

Cell line	SPION concentration
Cell line	Control			23.5 μg/ml
	$α$ (Gy⁻¹)	$β$ (Gy⁻²)	$α / β$ (Gy)	$α$ (Gy⁻¹)	$β$ (Gy⁻²)	$α / β$ (Gy)	SER for 8 Gy	SER for 10% SF
H460	0.117 ± 0.057	0.032 ± 0.008	3.68 ± 1.16	0.125 ± 0.084	0.055 ± 0.012	2.26 ± 0.92	1.27 ± 0.03	1.25 ± 0.30
MiaPaCa2	0.174 ± 0.059	0.024 ± 0.008	7.11 ± 1.96	0.133 ± 0.062	0.038 ± 0.009	3.47 ± 1.04	1.11 ± 0.10	1.09 ± 0.26
DU145	0.136 ± 0.009	0.036 ± 0.001	3.75 ± 0.15	0.196 ± 0.009	0.039 ± 0.001	4.98 ± 0.17	1.12 ± 0.01	1.14 ± 0.04
MCF7	0.165 ± 0.057	0.060 ± 0.008	2.77 ± 0.82	0.251 ± 0.065	0.045 ± 0.009	5.52 ± 1.12	0.97 ± 0.20	1.02 ± 0.18
U87	0.095 ± 0.047	0.025 ± 0.007	3.84 ± 1.25	0.061 ± 0.064	0.028 ± 0.009	2.16 ± 1.37	0.99 ± 0.35	0.98 ± 0.26
HEPG2	0.108 ± 0.041	0.027 ± 0.006	4.06 ± 1.02	0.206 ± 0.085	0.019 ± 0.012	10.70 ± 4.57	1.08 ± 0.31	1.09 ± 0.31