Table 1 Phenotypic characteristics and sensitivity to SFN (IC50) of breast cancer cell lines
Cell line Presence of ERα Overexpression of ErbB2 Overexpression of EGFR1 Presence of PTEN IC50 (μM)
MDA MB 231 − − − + 21
MCF-7 + − − + 19
MDA MB 468 − − + − 20
SKBR-3 − + − + 25