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.
Exfoliated colonocytes. (a) Mucocellular layer above colorectal cancer. (b) Mucocellular layer above normal colonic mucosa. From Ahlquist DA, Harrington JJ, Burgart LJ,and Roche PC. Morphometric analysis of the “mucocellular layer” overlying colorectal cancer and normal mucosa: relevance to exfoliation and stool screening. Hum Pathol 2000;31(1):51–7. Used with permission from Elsevier.
