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Compendio de Ciencias Veterinarias

versão On-line ISSN 2226-1761


PRESENTADO, G; AQUINO, C; RAMIREZ, S  e  ACUNA, V. Seroprevalence of Neospora caninum in beef cattle from livestock establishments in the Departament of Concepción - Paraguay in the year 2020. Compend. cienc. vet [online]. 2020, vol.10, n.2, pp.46-51. ISSN 2226-1761.

ABSTRACT. The objective of the research was to assess the seroprevalence of Neospora caninum in beef cattle of the categories, cows, heifers and bulls of 3 livestock establishments in the Department of Conception, prior to the spring service of 2020. A total of 100 animals were randomly selected from the 3 establishments (45 cows establishment 1, 45 heifers establishment 2, and 10 bulls from the property 3). Blood samples were extracted from the jugular vein which were deposited in red cap without (EDTA) collecting tubes, identified, refrigerated at 4oC and sent to a private laboratory where they were analyzed by the ELISA competition method for diagnosis, with the following results found: 15% (15 samples) of the total were positive, and 85% of negative samples. The distribution of positive animals by category and establishment was: 8% (8 samples) of category dried cows corresponding to establishment 1, 6% (6 samples) of the heifer category, tested positive at establishment 2; and 1% (1 sample) category bulls tested positive in establishment 3, taking into account for the calculations the total samples.

Palavras-chave : serology; Neospora caninum; beef cattle; cows; bulls..

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