1. What is Toxoplasma gondii? Toxoplasma gondii is a single-cell protozoan that lives in mammals and birds and causes toxoplasmosis. Humans can be infected with Toxoplasma gondii by eating infected meat or ingesting infected fruits and vegetables. Pregnant women infected with Toxoplasma gondii may have serious effects on the fetus. 2. Harm of Toxoplasma gondii infection in pregnant women If pregnant women are infected with Toxoplasma gondii during pregnancy, it may lead to miscarriage, premature birth, fetal malformation, etc. In addition, newborns may also suffer from developmental delays, neurological diseases and other problems after birth. 3. How to prevent pregnant women from