Table 4. EGF-Receptor expression.

Patient	Culture condition	EGFR (%)		Viability (%)	Proliferation (%)
		Day 0	Day 7	Day 7	Day 7
22	EGF 50	90	100	30	70
			80	60	50
24	Hydrocortisone	80	70	70	10
		40	80	60	25
26	Folic acid 6	80	70	30	30
		80
29	EGF 50	50	20	50	30
		40	10	90	2
30	EGF 50	90	10	50	0
		90	5	30	30
73	EGF 50	100	80	70	10
		90	5	30	0
74	EGF 50	95	40	30	30
			50	40	20

Raw percentage of positive EGFR expression at day 0 and day 7.