Table 3

Doubling time for Epo-sensitive and Epo-resistant cell lines.

Cells (40,000 cells/well) were seeded in a six-well plate and allowed to grow to 80% confluency. The total number of cells in each well was counted, and the length of incubation was used to obtain the doubling time.

Cell lineDoubling time (h)Increase (%)
A54923.5
A549.EpoB4031.835
HeLa19.5
HeLa.EpoA921.510
HeLa.EpoB1.843.3122