Molecular characterization of Sarcocystis spp. isolates from marsupials of the genus Didelphis spp. through the analysis of mitochondrial and apicoplast genes, and surface antigen genes: preliminary results - Valadas, Samantha Yuri Oshiro Branco; Silva, Juliana Isabel Giuli da; Chiebao, Daniela Pontes; Galucci, Estela; Keid, Lara Borges; Zwarg, Ticiana; Oliveira, Alice Soares de; Sanches, Thais Caroline; Joppert, Adriana Marques; Soares, Rodrigo Martins (American Association of Veterinary Parasitologists Annual Meeting, 2013)