Figure 1.
Induction of apoptosis of Raji and MEC2 cells by purine analogs. Samples of cells were taken at the indicated times, stained with Annexin V-PE and 7-AAD, and analyzed by flow cytometry as described in Materials and Methods. (a) Control, (b) CdA (1 μM, 24 hours), and (c) FdA (1 μM, 24 hours).