Table 1

Level of drug resistance, indicated as IC50-values (ng/ml)

Cell line
IC50-doxorubicin
IC50-vincristin

UKF-NB-2
7.4 ± 3.8
0.78 ± 0.23
UKF-NB-2DOX
62 ± 12
22 ± 7
UKF-NB-2VCR
91 ± 18
51 ± 12



UKF-NB-3
8.9 ± 2.0
0.37 ± 0.12
UKF-NB-3DOX
63 ± 11
195 ± 41
UKF-NB-3VCR
91 ± 18
51 ± 12



IMR-32
6.2 ± 3
0.73 ± 0.51
IMR-32DOX
75 ± 14
2.08 ± 0.34
IMR-32VCR
43 ± 11
20 ± 6



UKF-NB-4
214 ± 31
26 ± 8

Blaheta et al. BMC Cancer 2006 6:294   doi:10.1186/1471-2407-6-294