Our findings reveal the strongest association we've seen yet between infection with this very common parasite and the subsequent development of schizophrenia ," study investigator Dr. Robert Yolken of John Hopkins Children's Center in Baltimore said in a statement. Toxoplasma gondii ," study investigator Dr. Robert Yolken of John Hopkins Children's Center in Baltimore said in a statement.

, a parasitic protozoa usually carried by cats,

Toxoplasma

Toxoplasma gondii