Use of Brucella abortus vaccine strain RB51 in pregnant cows after calfhood vaccination with strain 19 in Argentina

One hundred and seven pregnant cows, which had been calfhood vaccinated with Brucella abortus strain 19 (S-19) were revaccinated with either S-19 or strain RB51 (S-RB51). All S-19-revaccinated animals seroconverted, while none of the RB51-revaccinated animals seroconverted. Two out of 25 (8%) S-19-r...

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Bibliographic Details
Published in:Preventive veterinary medicine 2000-06, Vol.45 (3), p.193-199
Main Authors: Samartino, L.E., Fort, M., Gregoret, R., Schurig, G.G.
Format: Article
Language:English
Subjects:
Abortion, Spontaneous - prevention & control
Abortion, Veterinary - prevention & control
Animals
Antibodies, Bacterial - blood
Argentina
Brucella abortus
Brucella abortus - classification
Brucella abortus - immunology
Brucella Vaccine - adverse effects
Brucella Vaccine - classification
Brucella Vaccine - immunology
Brucellosis, Bovine - blood
Brucellosis, Bovine - immunology
Brucellosis, Bovine - prevention & control
Cattle
Cattle Diseases - blood
Cattle Diseases - immunology
Cattle Diseases - prevention & control
Cattle-microbiological diseases
Female
Pregnancy
RB51
Vaccination
Vaccination - veterinary
Vaccines, Attenuated - adverse effects
Vaccines, Attenuated - immunology
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Summary:One hundred and seven pregnant cows, which had been calfhood vaccinated with Brucella abortus strain 19 (S-19) were revaccinated with either S-19 or strain RB51 (S-RB51). All S-19-revaccinated animals seroconverted, while none of the RB51-revaccinated animals seroconverted. Two out of 25 (8%) S-19-revaccinated animals aborted, while none of the 57 RB51-revaccinated group aborted. Four of the S-19-revaccinated animals shed S-19 in the milk for at least 7 days, while only 1 cow shed S-RB51 for at least 3 days (but
ISSN:0167-5877
1873-1716
DOI:10.1016/S0167-5877(00)00130-6