Trypanosoma cruzi | Trypanosoma | Trypanosoma suis | Trypanosoma congolense | trypanosoma |
A third, morphologically identical species, Trypanosoma brucei brucei, infects domestic and wild animals but does not cause disease in humans because it is lysed by apolipoproetin L1 in the high-density lipoprotein fraction of human serum.