Influence of ecto-nucleoside triphosphate diphosphohydrolase activity on Trypanosoma cruzi infectivity and virulence - Santos, Ramon F.; Bastos, Matheus S.; Guedes, Paulo M. M.; Almeida, Marcia R.; De Marco, Ricardo; Verjovski-Almeida, Sergio; Bahia, Maria T.; Fietto, Juliana L. R. (Annual Meeting of the Brazilian Biochemistry and Molecular Biology Society, 2009)