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. 2011 Jan 10;102(3):597–604. doi: 10.1111/j.1349-7006.2010.01817.x

Table 1.

 IC50 value in various EGFR‐overexpressing cancer cell lines

Compound IC50 (μM)
A549 SK‐OV‐3 HCT15 A431 MDA‐MB‐231 SK‐BR‐3
KO‐202125 1.0 1.3 1.4 1.15 1.17 1.79
Gefitinib 7.5 1.8 5.9 1.46 13.36 0.93

A431, skin cancer; A549, lung cancer; EGFR, epidermal growth factor receptor; HCT15, colorectal cancer; MDA‐MB‐231 and SK‐BR‐3, breast cancer; SK‐OV‐3, ovarian cancer.