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Animal Sciences Commons

Open Access. Powered by Scholars. Published by Universities.®

University of Tennessee, Knoxville

2015

Animal Science Publications and Other Works

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Full-Text Articles in Animal Sciences

Protective Effect Of Anti-Suam Antibodies On Streptococcus Uberis Mastitis, Raúl A. Almeida, Oudessa Kerro Dego, María E. Prado, Susan I. Headrick, Mark J. Lewis, Lydia J. Siebert, Gina M. Pighetti, Stephen P. Oliver Nov 2015

Protective Effect Of Anti-Suam Antibodies On Streptococcus Uberis Mastitis, Raúl A. Almeida, Oudessa Kerro Dego, María E. Prado, Susan I. Headrick, Mark J. Lewis, Lydia J. Siebert, Gina M. Pighetti, Stephen P. Oliver

Animal Science Publications and Other Works

In the present study, the effect of anti-recombinant Streptococcus uberis adhesion molecule (SUAM) antibodies against S. uberis intramammary infections (IMI) was evaluated using a passive protection model. Mammary quarters of healthy cows were infused with S. uberis UT888 opsonized with affinity purified anti-rSUAM antibodies or hyperimmune sera. Non-opsonized S. uberis UT888 were used as a control. Mammary quarters infused with opsonized S. uberis showed mild-to undetectable clinical symptoms of mastitis, lower milk bacterial counts, and less infected mammary quarters as compared to mammary quarters infused with non-opsonized S. uberis. These findings suggest that anti-rSUAM antibodies interfered with infection of …