 Image Number D1446-1 |
Veterinary medical officers Ray Waters (left) and Mitch Palmer (right) prepare to collect blood to be used in developing improved tests for tuberculosis in cattle.
Photo by Peggy Greb.
An official website of the United States government
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.