Adult cattle vaccinated once or twice with 2x10(9) viable B. abortus strain RB51 bacteria did not seroconvert in the rose bengal, serum agglutination and mercaptoethanol tests. Animals vaccinated while pregnant did not abort and no B. abortus was isolated from their vaginal mucus and milk.
Brucellosis; Antibody; Bovine
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Number and percentage of positive animals in four serological tests at different times after vaccination with reduced doses of strain 19 and RB51 vaccines. FEPAGRO, São Gabriel RS, 1996. |
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| RB-Rose Bengal; SAT-Serum Agglutination in tubes; 2ME-2 Mercaptoethanol; I-ELISA - Indirect Elisa using SLPS antigen; m = months; + = positive; T = total; Y year. |
