Table 2.

Combination index values for apoptotic effects of F-ara-A and Nutlin-3a

	ED50	ED75	ED90	Averaged Cl*
At 24 h	0.50	0.63	0.82	0.65
At 72 h	0.36	0.66	1.39	0.81

^*The averaged combination index (Cl) values were calculated from the ED₅₀, ED₇₅, and ED₉₀.