. 2011 Feb 25;39(4):1235–1251. doi: 10.1007/s10439-011-0280-y

Table 1.

Comparison of 24-h protein synthesis inhibition IC₅₀ values of TGF-α-PE40 and EGF-PE(∆Ia) in a variety of cancer cells with different expression levels of EGFR

Cancer cell line	EGFR (# cell⁻¹)65,105	IC₅₀ (ng mL⁻¹)
Cancer cell line	EGFR (# cell⁻¹)65,105	TGF-α-PE40105	EGF-PE(∆Ia)65
A431 (epidermoid)	3 × 10⁶	0.1	3
KB (nasopharyngeal)	2 × 10⁵	0.2	9
HUT 102 (leukemia)	<10³	>1000	>200

Data taken from published work by Pastan and coworkers105 and Hwang and coworkers65