Revista da Sociedade Brasileira de Medicina Tropical (Feb 1975)
The un-infectivity of the PF cultivated strain of trypanosoma cruzi to mice. An evaluation through a one year period by blood cultures and histopathology
Abstract
Trypanosoma cruzi of the cultivated PF strain when injected in mice per subcutaneous route, in adequate doses, is able to induce an efficient sterile immunization in the animais (for at least one year) as determined by whole blood cultures and histopathology.