Table 1.

Overview of used antibodies

	Antigen retrieval	Clone	Company	Dilution	Positive control
P16	EDTA	16P07	Neomarkers	1:200	Tonsil
CD3+	EDTA	A452	Dako	1:100	Tonsil
CD4+	EDTA	SP35	CellMarque	1:50	Tonsil
CD8+	Citrate	M7103	Dako	1:50	Tonsil
SERPINB1	EDTA	Ab47731	Abcam	1:800	Pancreas tumor
SERPINB4	Citrate	10C12	Santa cruz	1:50	Skin
SERPINB9	Citrate	Clone 17	Ref. [44]	1:400	Tonsil
Granzyme B	Citrate	GB7	Ref. [45]	1:250	Tonsil