The negative co-receptor PD-1 is up-regulated in heart-infiltrating lymphocytes during Trypanosoma cruzi-induced myocarditis in mice - Gutierrez, Fredy R. S.; Mariano, Flávia S.; Oliveira, Carlo J. F.; Campanelli, Ana Paula; Milanezi, Cristiane M.; Azuma, Miyuki; Honjo, Tasuku; Teixeira, Mauro M.; Rossi, Marcos A.; Cunha, Fernando de Queiroz; Silva, João Santana da (Meeting of the Brazilian Society for Immunology, 2008)