Table 1.

The IC₅₀ of (+)-P, (−)-P and (R)-P on cell lines tested expressed as mean ± SD (µM).

Cell Line	Cell Type	(−)-P	(+)-P	(R)-P
COLO205	CRC	4.27 ± 0.51	4.39 ± 0.47	3.29 ± 0.90
HCT116	CRC	3.37 ± 0.82	5.01 ± 1.91	3.45 ± 0.74
HT29	CRC	3.81 ± 1.00	4.25 ± 0.32	3.08 ± 0.41
SW480	CRC	3.70 ± 1.30	3.92 ± 0.74	3.92 ± 0.99
SW620	CRC	3.88 ± 0.48	4.30 ± 0.70	3.62 ± 0.91
HFF	Fibroblast	11.06 ± 1.04	12.04 ± 0.53	11.34 ± 0.85