Table 1.

Antibodies used for immunohistochemical staining

Antibody	Source	Clone	Dilution
Ki-67	Dako, Agilent Technologies, Inc., Carpinteria, CA, USA	MIB-1	1:150
p16	Ventana Medical Systems, Inc., Tucson, AZ, USA	E6H4	Prediluted
p53	NovoCastra Laboratories, Ltd., Newcastle upon Tyne, UK	DO-7	1:300
CMV	Dako, Agilent Technologies, Inc., Carpinteria, CA, USA	CCH2+DDG9	1:100
HSV	Dako, Agilent Technologies, Inc., Carpinteria, CA, USA	Polyclonal	RTU

CMV: cytomegalovirus; HSV: herpes simplex virus.