title: Infectivity of amastigotes of Trypanosoma cruzi.
mesh_terms: D000818:Animals; D002460:Cell Line; D014355:Chagas Disease / Q000469:parasitology*; D066298:In Vitro Techniques; D008264:Macrophages / Q000469:parasitology*; D051379:Mice; D008815:Mice, Inbred Strains; D014349:Trypanosoma cruzi / Q000254:growth & development*