Table 4.

Combination index of 7-HC and cisplatin treatment.

Combination Index (CI)
Treatment (μg/ml)	SF-268 48 h	Caco-2 48 h	HT-29 48 h	Sk-OV-3 48 h
Combo 1: Cis (2.5) + 7-HC (5)	1.63	1.79	1.87	0.32
Combo 2: Cis (2.5) + 7-HC (10)	0.81	1.18	1.19	0.31
Combo 3: Cis (5) + 7-HC (5)	1.59	1.23	1.87	0.39
Combo 4: Cis (5) + 7-HC (10)	0.68	0.96	1.12	0.52