Biological effects of low-dose-rate irradiation of pancreatic carcinoma cells in vitro using 125I seeds

Table 1 Percentage of PANC-1 and SW1990 cells in each phase of the cell cycle after irradiation with ¹²⁵I seeds at various doses

	Gy	n	G1 (%)	S (%)	G2/M (%)	G2/G1 (%)
PANC-1	0	3	49.22 ± 3.92	25.38 ± 1.8	21.31 ± 1.91	1.94 ± 0.16
	2	3	51.34 ± 4.14	26.63 ± 3.9	22.48 ± 2.13	1.95 ± 0.12
	4	3	52.94 ± 3.83	28.12 ± 1.2	26.24 ± 2.15	1.98 ± 0.19
	6	3	55.83 ± 4.28	30.82 ± 2.2	33.21 ± 2.21	1.99 ± 0.15
	8	3	54.03 ± 3.21	27.83 ± 3.5	28.14 ± 3.81	1.99 ± 0.13
SW1990	0	3	43.79 ± 4.52	37.31 ± 2.8	19.08 ± 1.36	1.93 ± 0.14
	2	3	42.47 ± 3.27	36.03 ± 4.2	20.08 ± 1.72	1.94 ± 0.09
	4	3	40.98 ± 3.94	38.42 ± 3.2	24.36 ± 1.18	1.96 ± 0.12
	6	3	41.99 ± 4.39	30.82 ± 2.2	31.99 ± 3.29	1.98 ± 0.19
	8	3	52.08 ± 3.80	32.83 ± 3.5	27.63 ± 2.94	1.97 ± 0.20