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.
Photomicrographs of mouse distal ileum 7 days p.i. with T. gondii. (A and B) Parental C57BL/6 mouse showing acute necrosis of small bowel villi with acute inflammatory infiltration and ulceration. (A) Bar equals 100 μM. (B) Bar equals 200 μM. (C) Parental mouse treated with aminoguanidine showing preservation of small bowel epithelium. Bar equals 100 μM. (D) iNOS−/− mouse with normal small bowel epithelium. Bar equals 75 μM.
