Thymus - Pigment - Gallery
Thymus - Pigment in a female F344/N rat from a chronic study. Brown pigment (likely hemosiderin) (arrow) is present at the thymus corticomedullary junction.
An official website of the United States government
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.
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.