A Simple Blood Test may Predict Suicide Risk

Johns Hopkins researchers have discovered a chemical alteration in a single human gene linked to stress reactions that, if confirmed in larger studies, could give doctors a simple blood test to predict a person's risk of attempting suicide. The discovery, described online in emThe American Journal of Psychiatry/em, suggests that changes in a gene involved in the function of the brain's response to stress hormones plays a significant role in turning what might ...