The involvement of CD4+CD25+ T cells in the acute phase of Trypanosoma crizi infection - Mariano, Flávia Sammartino; Gutierrez, Fredy Roberto Salazar; Pavanelli, Wander Rogério; Milanezi, Cristiane Maria; Cavassani, Karen Angelica; Moreira, Ana Paula; Ferreira, Beatriz Rossetti; Cunha, Fernando de Queiroz; Cardoso, Cristina Ribeiro; Silva, João Santana da (Microbes and Infection, 2008)