Table 1.

Combination index (CI) for cell viability in GBM cell line U-87 MG treated with AZD6482 and URMC-099 (n = 3)

AZD6482 (μM)	URMC-099 (μM)	CI*
6	1	0.8339 ± 0.2241
12	2	0.9744 ± 0.1801
18	3	0.9500 ± 0.2649
24	4	0.7481 ± 0.2051
30	5	0.5499 ± 0.1539

^* Data were presented as mean ± S.E.M. CI < 0.9 indicates synergistic effects; CI > 1.1 indicates antagonistic effects; CI between 0.9 and 1.1 indicates additive effects