Differential effects on apoptosis induction in hepatocyte lines by stable expression of hepatitis B virus X protein

Table 1 Survival of HepG2- and AML12-derived HBx-expressing and control cell lines after irradiation with UV

	0 J/m2	20 J/m2	50 J/m2
HepG2-XM2	100 ± 1.4	17.7 ± 8.0	1.0 ± 0.9
HepG2-X8	100 ± 20.9	1.1 ± 0.6	0.2 ± 0.1
HepG2-XM2	100 ± 11.8	15.8 ± 7.1	1.38 ± 1.5
HepG2-X8	100 ± 20.3	2.7 ± 1.5	0.0
HepG2-XM2	100 ± 15.6	13.5 ± 6.9	3.7 ± 0.8
HepG2-X8	100 ± 7.4	6.8 ± 0.5	1.7 ± 1.2
AML12	100 ± 5.1	4.3 ± 0.6	1.1 ± 1.0
AML12-HBx9	100 ± 14.2	13.5 ± 8.9	6.0 ± 2.2
AML12	100 ± 27.2	17.0 ± 6.3	0.6 ± 0.04
AML12-HBx9	100 ± 3.8	28.0 ± 7.0	6.8 ± 2.4
AML12	100 ± 4.4	11.0 ± 4.1	0.4 ± 0.5
AML12-HBx9	100 ± 4.6	17 ± 5.1	3.4 ± 1.8

The percentage of cells surviving UV-treatment of three independent experiments. For higher reproducibility the HBx-expressing and the control cell lines were irradiated in one batch.