doi> Vieira, Danielle P. ; Paletta-Silva, Rafael ; Saraiva, Elvira M. ; Lopes, Angela H.C.S. ; Meyer-Fernandes, José Roberto . Leishmania chagasi: An ecto-3?-nucleotidase activity modulated by inorganic phosphate and its possible involvement in parasite macrophage interaction. Experimental Parasitology, v. 127, p. 702-707, 2011.