Skip to main content
ARS Home » Office of Communications » Images » Photos » Nov02 » k10096-1


300 dpi: (k10096-1.jpg)
640 pixels wide: (k10096-1.jpg)

Image Number K10096-1

Veterinarian Ray Waters collects a blood sample from an elk for the nitric oxide assay, a new test for detecting tuberculosis in animals.

Photo by Peggy Greb.






Please visit our Image Gallery