Systemic and enteric salmonellosis in calves

Autor: Fernanda Morcatti Coura, José Azael Zambrano Uribe, Pedro Veloso Facury Lasmar, Antonio Último Carvalho, Elias Jorge Facury Filho, Marcus Vinicius Prado Silva, Andrey Pereira Lage, Marcos Bryan Heinemann
Jazyk: English<br />Portuguese
Rok vydání: 2015
Předmět:
Zdroj: Semina: Ciências Agrárias, Vol 36, Iss 3Supl1, Pp 2041-2046 (2015)
Druh dokumentu: article
ISSN: 1679-0359
1676-546X
DOI: 10.5433/1679-0359.2015v36n3Supl1p2041
Popis: This report describes the clinical manifestation of different Salmonella serovars in dairy calves. S. typhimurium was identified in faecal samples of a calf with rectal prolapse and in faecal samples and mesenteric lymph nodes of a calf with necrosis at the tip of the tail. S. agona was identified in faecal samples of a calf with diarrhoea but no other clinical manifestation, and S. dublin was observed in faecal and organ samples from a calf with neurological symptoms. Assays to differentiate between the main enteric pathogens (Enteropathogenic E. coli, rotavirus and coronavirus) were performed and were negative. Due to the negative impact of salmonellosis and occurrence of different serovars and clinical manifestations in calves, the correct diagnosis is important to identify control and prophylactic measures in a dairy herd.
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