Reactive lymphocyte, blood smear, dog
Reactive lymphocyte, blood smear, dog
Reactive lymphocyte, blood smear, dog

    Photomicrograph of a blood smear from a dog with a reactive lymphocyte, a nonspecific indicator of immune stimulation. Note the large size and deeply basophilic cytoplasm. (Wright's stain, 1,000X).

Courtesy of Dr. Darren Wood.