Warthin-Starry Stain (Bartonella henselae)
This image shows a light micrograph of Warthin-Starry silver–stained B. henselae bacteria. With Warthin-Starry stain, they appear as small, black-curved organisms either singly or in clusters as in the center of the micrograph. They usually are found in areas of necrosis and in blood vessels.
WEBPATHOLOGY/SCIENCE PHOTO LIBRARY
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