Morphological evidence for infection of impala, Aepyceros melampus, platelets by a rickettsia-like organism

<p>Ultrastructural studies revealed the presence of a parasite, believed to be Ehrlichia platys, in the blood platelets of impala. At the time of blood sampling all the animals appeared healthy. This is the first report on the presence of this rickettsia in these animals, previously described in canine platelets.</p>