. 2017 Jul 11;58(6):803–808. doi: 10.1093/jrr/rrx030

Table 1.

Survival curve parameters for V79 cells

Priming radiation			Parameters to test X-ray						Parameters to Single acute shot
Ion & Energy (MeV/u)	LET^a (keV/μm)	Dose (Gy)	δ^b	α (Gy⁻¹)	β (Gy⁻²)	D₀ (Gy)	D₁₀ (Gy)	Interval (h)	α (Gy⁻¹)	β (Gy⁻²)	D₀ (Gy)	D₁₀ (Gy)
Reference (X-ray 200 kVp)		mean							0.192	0.0176	2.62	7.23
	(n = 5)	sd							0.029	0.0027	0.22	0.49
X-ray (200 kVp)		8.0	0.072	0.182	0.0171	3.04	7.45	3.2	0.232	0.0147	2.56	6.90
C-290	13	6.8	0.068	0.197	0.0172	2.83	7.19	3.0	0.199	0.0267	2.12	6.28
Si-490	55	3.0	0.105	0.195	0.0161	3.00	7.35	3.0	0.521	0.0404	1.37	3.48
Ar-500	85	2.5	0.113	0.184	0.0163	3.03	7.50	3.0	0.620	0.0506	1.16	2.98
Ar-500	85	3.0	0.066	0.173	0.0193	2.93	7.33	3.0	0.593	0.0712	1.05	2.88
C-290	100	2.5	0.102	0.152	0.0245	2.73	7.08	3.0	0.800	0.0261	1.07	2.65
C-290	100	2.0	0.129	0.142	0.0241	2.80	7.26	4.0	0.823	0.0259	1.09	2.59
Fe-500	200	1.75	0.189	0.153	0.0171	3.31	7.96	4.0	0.822	0.0483	0.98	2.45
Fe-200	440	3.5	0.078	0.177	0.0183	2.89	7.37	4.0	0.612	0.0273	1.32	3.28
Fe-200	440	3.5	0.071	0.182	0.0198	2.78	7.13	4.0	-	-	-	-
Fe-200	860	3.5	0.090	0.208	0.0131	3.14	7.51	3.0	0.398	0.0193	1.88	4.71
		mean	0.098	0.177	0.0184	2.95	7.38
		sd	0.037	0.020	0.0034	0.17	0.24

^aDose averaged LET. ^bShift value of survival curve at 0 Gy.