Fig. 5.
ADA activity of dCF-treated cells. U937 (▪), THP-1 (□), HL-60 (○), NB4 (▴), and K562 (•) cells were treated with various concentrations of dCF for 24 hours. The cell extracts were incubated with [14C]dAd at 37°C for 60 minutes. Values are the mean for four separate experiments.