Publications by authors named "Helyanne de Sousa Pereira"

Chagas disease is an anthropozoonosis, caused by a flagellated protozoan, Trypanosoma cruzi, in which the enzootic cycle occurs between mammals and triatomines. Two dogs with a history of sudden death were necropsied at the Federal University of Pará (UFPA). One dog had a pale area in the myocardium, which on histopathological examination showed a T.

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Introduction: Serological surveys are important to assess the health status of wild animals. In this study, antibodies against Leptospira spp, causal agents of leptospirosis, were detected in free-living marsupials in the State of Pará, Brazil.

Methods: Nineteen blood samples collected from marsupials in the municipalities of Peixe-Boi, Viseu, and Castanhal were subjected to microscopic agglutination tests.

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