Neurodegeneration and Increased Production of Nitrotyrosine, Nitric Oxide Synthase, IFN-γ and S100β Protein in the Spinal Cord of IL-12p40-Deficient Mice Infected with Trypanosoma cruzi - Bombeiro, André Luis; Lima, Maria Regina D'Império; Chadi, Gerson; Alvarez, José Maria (Neuroimmunomodulation, 2010)