Table 1.

Antibodies used in immunohistology studies.

Antibody	Molecule	Source	Dilution	Incubation	Tissue	Antigen retrieval
CD25	CD25	Dako	1 : 50	1 h	Frozen	Nil
ICAM-1	CD54	Becton Dickinson	1 : 90	1 h	Frozen	Nil
HLA-DR	MHC II	Dako	1 : 30	Overnight, 4°C	Paraffin	Microwave
Anti-tryptase	Mast cell tryptase	Dako	1 : 50	Overnight, 4°C	Paraffin	Pronase digestion
Ki-67	Ki-67 nuclear antigen	Dako	1 : 80	Overnight, 4°C	Paraffin	Microwave