The importance of food animals in the infection for Toxoplasma gondii in Brazil

Toxoplasmosis is one of the more prevalent parasitic infections in human beings and animals, and its transmission has been usually attributed to the ingestion of undercooked or raw meat from infected livestock, the rate of infection of those animals has great importance for the study of this protozoosis. In farm animals such as swines, sheeps and goats, the infection for the T gondii is common and can bring reproductive problems. Infected animals possess amount of cysts of the parasite in organs and muscles and these are not detected during the inspection of the meat in the slaughterhouse. This revision emphasizes aspects of toxoplasmosis in swines, sheeps and goats, cattles, horses and chickens aiming to clarify the potential of each species as source of transmission of the parasite, mainly in Brazil.