Toxoplasmosis is a significant foodborne parasitic disease in China and a serious health hazard to human beings.Infection during pregnancy may cause fetal abnormalities,abortion,or stillbirth.Congenital infection is a major factor for developmental delays and intellectual impairment.Toxoplasma gondii infection is closely associated with a series of psychiatric symptoms(particularly schizophrenia) in adults possibly as a result of damage to the central nervous system by T.gondii.The complex life cycle of T.g...