Green yersinia
This is a green picture of yersinia pestis. [2/11/2009]
yersinia in peripheral blood smear
The "safety pin" shape is typical of Yersinia pestis, the plague bacterium. Notice the small size of the bacteria relative to peripheral white blood cells. [2/11/2009]
yersinia fluorescent antibody test
This is a positive fluorescent antibody screen for Yersinia pestis, the plague bacterium. The classic "safety pin" shape of the bacteria can be observed even in this modality. [2/11/2009]
xenopsylla cheopsis - oriental rat flea 02
The oriental rat flea (Xenopsylla cheopis) is the primary vector of yersinia pestis (plague) in most large plague epidemics in Asia, Africa, and South America. This photo shows a large male, engorged with blood. [2/11/2009]
Bubos in plague
These bubos (massively swollen lymph nodes) are characteristic of yersinia pestis, the etiologic agent of bubonic plague. The more lethal form of the disease is pneumonic. [2/11/2009]
Plague Smear
Bubonic Plague smear demonstrating the presence of Yersinia pestis bacteria. Bipolar staining of a plague smear prepared from lymph aspirated from an adenopathic lymph node, or bubo, of plague patient. CDC PHIL [1/2/2008]
Plague Skin Hemorrhages
Seen here are small hemorrhages on the skin of a plague victim.
Capillary fragility is one of the manifestations of a plague infection, evident here on the leg of an infected patient. CDC PHIL [1/2/2008]
Axillary Bubo
An axillary bubo and edema exhibited by a plague patient. CDC PHIL [1/2/2008]