Table 2.

In vitro cytotoxic activities SCU, physical mixture of SCU and ε-PL-Gly-CD, SCU:ε-PL-Gly-CD inclusion complex, and SCU:β-CD inclusion complex.

	Anti-cancer activity IC50(uM)
	HCT116	LOVO
SCU	72.3	80.6
SCU and ε-PL-Gly-CD physical mixture	78.9	77.4
SCU:ε-PL-Gly-CD inclusion complex	8.2	19.4
SCU:β-CD inclusion complex	32.8	41.3