Abstract
Neospora caninum is an apicomplexan protozoan, known worldwide as a important causative agent of abortions in livestock, especially dairy cattle, causing only in Brazil estimated losses of $ 51.7 million annually in dairy farms, and $ 101 million in beef cattle. In 2013, considering 10 countries, annual losses reached an estimated value of $ 1.298 billion. Clinically neosporosis is manife…