Table 1.

Primary antibodies, dilutions, detection systems, and pretreatments for immunohistochemistry. cCaspase-3: cleaved caspase 3; CK: cytokeratin; MW: microwave; SARS-CoV-2 NP: severe acute respiratory syndrome coronavirus-2 nucleoprotein.

Antigen	Pretreatment	Dilution	Clonality	Supplier	Catalog Number	Positive Control
cCaspase-3	MW 800 W—Citrate Buffer pH 6.0	1:500	Monoclonal rabbit, clone 5A1E	Cell signaling	9664	Lymphoid tissue
CK14	MW 800 W—Citrate Buffer pH 6.0	1:800	Polyclonal rabbit	Invitrogen	PA5-16722	Liver and esophagus
FOXJ1	MW 800 W—Citrate Buffer pH 6.0	1:300	Polyclonal rabbit	LSBio	LS-B951	Trachea
p73	MW 800 W—Citrate Buffer pH 6.0	1:1000	Monoclonal mouse, clone 5B1288	Novusbio	NB 100-56674SS	Trachea
SARS-CoV-2 NP	MW 800 W—Citrate Buffer pH 6.0	1:16000	Monoclonal mouse, clone 5	SinoBiological	40143-MM05	SARS-CoV-2 infected lung