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.
Numbers of mast cells in the muscularis propria in the colon in ulcerative colitis and sigmoid diverticulitis and in normal colon. Mast cells were detected by staining for tryptase and chymase and counted in five adjacent fields and normalised to 1 mm2. Only numbers of mast cells in sigma diverticulitis were significantly different from those in normal colon: *p<0.05, †p<0.005.
