Table 1.

Expression of 5-HT, SERT, 5-HT1AR and 5-HT2AR in BCN, DN and SSM.

		Cells in the suprabasal epidermis	Junction area	Dermis Signal strength in tumour cells	Vessels	i SERT	i 5-HT1A
BCN	5-HT	0	1.0 ± 0.7	1.0 ± 0	0 ± 0
	SERT	0.3 ± 0.4	1.0 ± 0.7	1.8 ± 0.4	0 ± 0	0.1 ± 0.3
	5-HT1AR	0	2.6 ± 0.5	1.9 ± 0.3	0 ± 0		0 ± 0
	5-HT2AR	0.6 ± 0.7	0.9 ± 1.3	1.9 ± 0.6	0.8 ± 1.2
DN	5-HT	0.6 ± 0.7	0.8 ± 0.8	1.1 ± 0.3	0.1 ±0.3
	SERT	0.7 ± 0.5	1.7 ± 0.7	1.1 ± 0.6	0 ± 0	1.5 ± 0.5
	5-HT1AR	1.5 ± 1.1	2.0 ± 0.9	1.4 ± 0.5	0.4 ± 0.7		0.6 ± 0.5
	5-HT2AR	1.8 ± 0.4	1.9 ± 0.9	1.7 ± 0.5	1.6 ± 1.3
SSM	5-HT	1.5 ± 0.5	0.5 ± 0.5	1.3 ± 0.6	0.2 ± 0.4
	SERT	1.8 ± 0.6	1.4 ± 0.7	1.2 ± 0.4	0 ± 0	0.9 ± 0.7
	5-HT1AR	1.9 ± 0.9	1.1 ± 0.6	1.3 ± 0.4	0.4 ± 0.5		1.1 ± 0.6
	5-HT2AR	2.1 ± 0.6	2.0 ± 1.0	1.6 ± 0.5	2.1 ± 0.6

i = infiltration in the tumour area of immunoreactive inflammatory cells.