Table 5.

Marker expression in relation to tumor stage and grade n (%)

Gene		Stage			Grade
		Early (n = 18)	Late (n = 52)	P value	Low (n = 43)	High (n = 27)	P value
Telomerase	+++	2 (11.11)	24 (46.15)	0.019	8 (18.60)	18 (66.67)	< 0.001
	++	6 (33.33)	7 (13.46)		11 (25.58)	2 (7.41)
	-	10 (55.56)	21 (40.37)		24 (55.81)	7 (25.93)
MAGE1	+++	0 (0.00)	9 (17.31)	0.099	3 (6.98)	6 (22.22)	0.123
	++	8 (44.44)	25 (48.08)		20 (46.51)	13 (48.15)
	-	10 (55.56)	18 (34.62)		20 (46.51)	8 (29.63)
MAGE3	+++	2 (11.11)	22 (42.31)	< 0.001	6 (13.95)	18 (66.67)	< 0.001
	++	13 (72.22)	7 (13.46)		19 (44.19)	1 (3.70)
	-	3 (16.67)	23 (44.23)		18 (41.86)	8 (29.63)
CD133	+	0 (0.00)	28 (53.85)	< 0.001	9 (20.93)	19 (70.37)	< 0.001
	-	18 (100.00)	24 (46.15)		34 (79.07)	8 (29.63)
CK19	+	10 (55.56)	52 (100.00)	< 0.001	35 (81.40)	27 (100.00)	< 0.017
	-	8 (44.44)	0 (0.00)		8 (18.60)	0 (0.00)
CD90	+	6 (33.30)	31 (59.60)	0.015	9 (20.93)	19 (70.37)	< 0.001
	-	12 (66.70)	11 (21.15)		34 (79.07)	8 (29.63)

CK: Cytokeratin; MAGE: Melanoma antigen encoding.