Cookies on VetMed Resource

Like most websites we use cookies. This is to ensure that we give you the best experience possible.


Continuing to use  means you agree to our use of cookies. If you would like to, you can learn more about the cookies we use.

VetMed Resource

Veterinary information to support practice, based on evidence and continuing education

Sign up to receive our Veterinary & Animal Sciences e-newsletter, book alerts and offers direct to your inbox.

Results per page:

Search results


The aim of this study was to measure the occurrence of brucellosis, leptospirosis and neosporosis in cows from 25 family farms milk, with semi-intensive grazing system, located in the Southwest region of Paraná, Brazil. Eighty-four cows with retained placenta, between July 2013 to July 2014,...

Porto, Y. F.; Pinto Neto, A.; Bernardi, F.; Possa, M. G.; Mota, M. F.; Martinez, A. C.; Merlini, L. S.; Berber, R. C.
Colégio Brasileiro de Patologia Animal, Rio de Janeiro, Brazil
Pesquisa Veterinária Brasileira, 2018, 38, 8, pp 1537-1542

Foot and mouth disease virus. Type A. was rendered avirulent by 28 passages in day old chicks or 12 in embryonated eggs. These strains, were non-pathogenic, had good antigenicity and did not spread by contact. In field trials with the chick embryo strain immunity lasted at least eight months....

NóBrega, P.
Biologico, 1963, 29, pp 149-163

Refine Results

Sort Order
Geographical Location
Subject Topics