Fig. 2

Schemes employed before (a) and after (b) T. cruzi acute infection (Y strain) of mice. The therapy was given intramuscularly (autologous whole blood – AWB and heterologous whole blood – HWB) and orally (benznidazole – Bz) using from one up to 10 daily administrations. Control groups: saline, Bz or vehicle, infected-and-untreated and uninfected-and-untreated. ST = Start of therapy, ET = End of therapy