Occurrence of infection with Toxoplasma gondii and factors associated with transmission in broiler chickens and laying hens in different raising systems
Toxoplasmosis is a zoonotic disease caused by the protozoan Toxoplasma gondii.The aim of the present study was to determine the occurrence and identify the risk factors associated with transmission of T.gondii to chickens raised in different systems (free-ranged and confined) to produce eggs or meat.The 810 animals were allocated in two experimenta