U.S. flag

An official website of the United States government

Dot gov

The .gov means it's official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Skip to Main Navigation
Skip to Page Content
Skip to Atlas Navigation

Stomach, Forestomach - Ulcer - Gallery

Image of ulcer in the forestomach from a male F344/N rat in a chronic study
Stomach, Forestomach - Ulcer in a male F344/N rat from a chronic study. A portion of the epithelium is absent, exposing the underlying submucosa.
Image of ulcer in the forestomach from a male F344/N rat in a chronic study
Stomach, Forestomach - Ulcer in a male F344/N rat from a chronic study (higher magnification of Figure 1). There is some inflammation associated with the ulcer.
Image of ulcer in the forestomach from a male F344/N rat in a chronic study
Stomach, Forestomach - Ulcer in a male F344/N rat from a chronic study. A large portion of the epithelium is absent, exposing the underlying submucosa.
Image of ulcer in the forestomach from a male F344/N rat in a chronic study
Stomach, Forestomach - Ulcer in a male F344/N rat from a chronic study (higher magnification of Figure 3). A significant amount inflammation is associated with the ulcer, as well as hyperplasia of the adjacent epithelium.
Image of ulcer in the forestomach from a male B6C3F1 mouse in a subchronic study
Stomach, Forestomach - Ulcer in a male B6C3F1 mouse from a subchronic study. A large portion of the epithelium is absent, exposing the underlying submucosa.