[Coccidiosis in Broilers].

The Eimeria species in chickens are discussed in a review of the literature. Besides the development of the parasite, attention is paid to the relationship between host and parasite. Recently, immunological features of coccidiosis in broilers are also arousing increasing interest. Not only because of the fact that immunity has been found to play a role in Eimeria infections in broilers despite the use of anticoccidial agents, but also in view of the possibility of vaccination.