Table 1.

Results of the TUNEL staining expression

Ranking of staining positivity	Number (percentage) of positive samples
	Perivesicular area		Vesicular area
	Basal layer	Parabasal layer	Tomb stone	Roof of vesicle	Acantholytic cells
0	1(4%)	1(4%)	0	0	0
1-25%	3(12%)	3(12%)	1(4%)	2(8%)	2(8%)
26-50%	1(4%)	1(4%)	0	3(12%)	2(8%)
51-75%	1(4%)	2(8%)	1(4%)	4(16%)	3(12%)
75%<	19(76%)	18(72%)	23(92%)	16(64%)	18(72%)
Total	25(100%)	25(100%)	25(100%)	25(100%)	25(100%)