Table 2.
Experimental samples | Cytotoxic effect |
---|---|
IC50 (μg/mL) | |
P. umbellata L. crude extract | 5.3 ± 0.4 |
P. umbellata L. CH2Cl2 fraction | 2.3 ± 0.1 |
P. umbellata L. EtOAc fraction | >10.0 |
P. umbellata L. MeOH fraction | >10.0 |
P. umbellata L. sterol fraction | 8.9 ± 0.7 |
4-Nerolidylcatechol | 0.4 ± 0.05 |
Vitamin C | >10.0 |
Trolox | >10.0 |