Animal trypanosomiasis

Nagana is occurring in Africa animal disease that is causing ( to 29 ° S 14 ° N ) significantly limits by trypanosomes livestock in Africa " Tsetsegürtel ". It is transmitted by the tsetse fly.

• Trypanosoma brucei brucei: Cattle ill rarely or not at all, on the other hand it is fatal to horses, donkeys, dogs, cats and various rodents.
• Trypanosoma vivax is the causative agent of nagana in cattle and sheep ( Souma ).
• Trypanosoma congolense is the most virulent pathogens in ruminants (Gambia fever).
• Trypanosoma simiae be fatal particularly in swine, it is sometimes referred to as Nagana.

The original parasite reservoir consists of immune or latently infected wild animals of Africa. Infections with different trypanosome are common, even with the pathogens of human pathogenic African trypanosomiasis ( sleeping sickness). The man is not suffering from nagana, but he can with closely related pathogens ( Tb gambiense, Tb rhodesiense ) are infected, which can lead to sleeping sickness.