Anaplasmas Flashcards

Question	Answer		Article
What cells do Anaplasma spp. reside in within their hosts?	Erythrocytes		Link to Article
What vectors do Anaplasmas use?	Ticks Culicoides midges Biting flies		Link to Article
What role do flies play in transmission of Anaplasmas?	They are mechanical vectors only, no development occurs within the fly.		Link to Article
What amplifies Anaplasma infection within the host?	Formation of inclusion bodies within the erythrocytes		Link to Article
What are the common clinical signs of Anaplasma infection?	Haemolytic anaemia Emaciation Haematuria Respiratory signs Neurological signs		Link to Article
What are the main differences between A. marginale, A. centrale, A mesaeterium and A. ovis?	A. marginale forms inclusion bodies at the borders of the erythrocytes. A. centrale forms inclusion bodies in the centre of the erythrocytes. Both A. marginale and A.centrale cause disease primarily in cattle which can be severe. A. mesaeterium and A. ovis infect mainly sheep, causing mild disease.		Link to Article