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Anaplasma marginale , bovine blood smear

Anaplasma marginale in bovine blood, Wright-Giemsa, 100X oil immersion. Intracellular organisms appear as basophilic, spherical inclusions generally located near the margin of erythrocytes. Echinocytes are frequently present.

Courtesy of Ms. Sue Anderson, Tick Fever Centre, Wacol, Queensland, Australia.