Table 1.

Primary antibodies, resources, and dilutions used in immunohistochemistry.

Antibody (anti-)	Clone	Manufacturer	Dilution
P63	4A4	Dako (Glostrup, Denmark)	1 : 50
Alpha-SMA	1A4	Dako (Glostrup, Denmark)	1 : 100
Cytokeratin 19	BA17	Dako (Glostrup, Denmark)	1 : 50
Cytokeratin 14	Ab-1 (LL002)	NeoMarkers (Fremont, CA, USA)	1 : 300
Cytokeratins 5/6	D5/16B4	Zymed (South San Francisco, CA, USA)	1 : 100
VIM	V9	Dako (Glostrup, Denmark)	1 : 100
ER	1D5	Dako (Glostrup, Denmark)	1 : 25