Figure 3.
Histological samples before and after therapy. A: Biopsy specimen showing crypt abscess and perycriptitis (histological grade 2); B: Biopsy specimen morphologically indistinguishable from normal intestinal mucosa (histological grade 0).
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.