TABLE 2

Summary of kinetic parameters for the concentration-dependent uptake of [14C]YM155 into PC-3, Calu-6, NCI-H358, A375, SK-MEL-5, RL, and Ramos cells

Data are expressed as estimate ± S.E.


Cell Line

Km

Vmax

Pdif
μM pmol/min/mg protein pmol/min/106 cells μl/min/mg protein μl/min/106 cells
PC-3 0.243 ± 0.015 14.93 ± 0.48 0.484 ± 0.033
Calu-6 0.189 ± 0.020 4.58 ± 0.25 0.718 ± 0.036
NCI-H358 0.254 ± 0.033 3.40 ± 0.25 0.432 ± 0.027
A375 0.367 ± 0.042 6.87 ± 0.50 0.711 ± 0.048
SK-MEL-5 0.359 ± 0.057 4.01 ± 0.41 0.607 ± 0.047
RL 0.202 ± 0.008 2.56 ± 0.06 0.117 ± 0.008
Ramos
0.283 ± 0.029

0.980 ± 0.059

0.0788 ± 0.0042