. Author manuscript; available in PMC: 2012 Feb 13.

Published in final edited form as: Curr Med Chem. 2011;18(25):3853–3870. doi: 10.2174/092986711803414331

Table 6.

Comparative Antiproliferative Potencies Expressed as GI₅₀

Compd	GI₅₀ (μM)^a HeLa	Compd	GI₅₀ (μM)^a HeLa	Compd	GI₅₀ (μM)^a HeLa
1	0.02	83	5 ± 1	94	4 ± 1
2	8 ± 2	91	5 ± 1	95	6 ± 1
76a	6 ± 1	92	8 ± 2	96	0.75 ± 0.1
76c	6 ± 1	93	5 ± 1	97	10 ± 2

Concentration required to reduce the viability of HeLa cells by 50%.