title: Protective cross-immunity between Trypanosoma cruzi and T. lewisi.
mesh_terms: D000818:Animals; D014355:Chagas Disease / Q000276:immunology*; D003429:Cross Reactions; D007114:Immunization; D051381:Rats; D012376:Rodent Diseases / Q000276:immunology*; D014345:Trypanosoma / Q000276:immunology*; D014352:Trypanosomiasis / Q000276:immunology*