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Curci,VCM; Nogueira,AHC; Nobrega,FLC; Araujo,RF; Perri,SHV; Cardoso,TC; Dutra,IS. |
Types C and D strains of Clostridium botulinum are commonly related to avian and mammalian botulism. Although there are numerous vaccine recommendations, little research has been conducted to indicate the real effectiveness of vaccine timing or the ideal immunization protocol for young beef calves. Four commercially available vaccines, two bivalent (Clostridium botulinum types C and D; vaccines 1 and 2) and two polyvalent (all Clostridium spp. including Clostridium botulinum types C and D; vaccines 3 and 4), that are currently used in Brazilian herds, were tested in order to verify the maternal immune response. One hundred cows, divided into four vaccinated groups and one unvaccinated group, were given a two-dose subcutaneous immunization, at day zero,... |
Tipo: Info:eu-repo/semantics/other |
Palavras-chave: Clostridium botulinum; Neonatal immunity; Cattle; Botulism; Brazil. |
Ano: 2010 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1678-91992010000300018 |
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