Table 4: Antiproliferative properties of the extracts of O. stamineus leaves obtained by supercritical CO2.

SamplesaIC50μg/mL
MCF-7MDA-MBHCT116PC3CCD-18 Co

A1>200>200>200>200>200
A2>200>200>200>200>200
A3>200>200>200>200>200
B1>200>200>20084>200
B210057.8*9028*93.08
B3>200>200>200>200>200
C110453*NA79*94.5
C212510178*78*91.6
C392908073*127
5FU4.6**
Tamoxifen9.5**
Betulinic acid2.1**8.4**4.4**12.9**

ND: not detected.
aThe test for each extract was performed in triplicate and the results are presented as a mean percent inhibition ± SD. Each experiment was repeated three times ( = 3); * < 0.05; ** < 0.01.