Research04/22/2025 04:30:00 AMFor more than three decades, Edward V. Quadros, Ph.D., Hematology/Oncology Division Research Professor in the Department of Medicine, has been chasing the answer to a question that did not make sense: Why do some children with autism show signs of folate deficiency in the brain—even when their blood tests look normal?Office of the PresidentDepartment of MedicineResearch