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.
Tryptase immunohistochemistry. The mean proportion of degranulated MCs (yellow arrow) had a tendency to increase around SK compared with its marginal lesion. Error bars indicate SEM, n=9. ns, not significant. Scale bar = 50 µm. Abbreviations: MCs, mast cells; SK, seborrheic keratosis; SEM, standard error of the mean.
