A new study found that people who are currently suffering or face a high risk of post-traumatic stress disorder show particular patterns in four biomarkers measurable with a simple blood test.
Dopamine is a neurotransmitter that's made in the brain and acts as a chemical messenger, communicating between nerve cells in the brain and the rest of the body.
Researchers at the Lieber Institute for Brain Development (LIBD) believe they have solved a riddle that has challenged scientists for more than 70 years: how the brain chemical dopamine relates to schizophrenia, the often-devastating brain disorder characterized by delusional thinking, hallucinations and other forms of psychosis.