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.
Immunohistochemical analysis of p16INK4A expression in colorectal carcinomas. A: no p16INK4A expression (negative) in tumor cells. B: weak expression of p16 in tumor cells. C: moderate expression of p16INK4A in tumor cells and D: strong expression of p16INK4A with a strong intensity in tumor cells.
