First study of Brucella ovis antibodies in purebred sheep flocks in the State of Parana, Brazil

ABSTRACT Brucella ovis, a non-zoonotic species, is the etiological agent of ovine brucellosis, an infectious disease clinical or subclinical occurrence in sheep flocks. Until then, there no serological study anti-Brucella ovis antibodies purebred herds. This aimed to determine presence flocks with breeding purposes from Parana State. Blood samples 728 animals, which 563 were females and 165 males, between 8 56 months age six major producing mesoregions Parana, submitted detection by Agar Gel Immunodiffusion technique using antigen bacteria (Reo 198). The results indicate this State low 0.27% (2/728). only two positive animals rams, Santa Inês breed, same flock East Center region without disease. In conclusion, present State, Brazil, may have occurred due rigorous systems that contribute reduce transmission