Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
H&E displaying intestinal-type architecture (A). p53 staining shows diffuse, strong nuclear reactivity (B). p16 shows both strong nuclear and cytoplasmic staining in tumor cells (C). Immunostaining for HPV shows no reactivity in any of the tumor cells (D).
