psychiatry

Low prenatal alcohol’s brain impact

Even relatively low levels of in utero alcohol exposure impact fetal brain development, and the effects last into adulthood, study finds.

How to avoid family stress over the holidays

Biomarkers may offer autism clues

A combination of biomarkers may reveal new clues about causes of and potential interventions for autism.

Neurons with serotonin transporters labeled with quantum dots. (Jerry Chang / Vanderbilt)

Probing the roots of depression by tracking serotonin regulation at a new level

An interdisciplinary team of scientists have successfully tagged a protein that regulates the neurotransmitter serotonin with tiny fluorescent beads, allowing them to track the movements of individual molecules for the first time. This capability makes it possible to study the manner in which serotonin regulates mood, appetite and sleep at a new level of detail.

DNA

Gene database to aid disease research

A new catalog of human genetic data may help researchers uncover the genetic roots of disease and enable the ultimate realization of personalized medicine.

New clue to ADHD

A rare genetic change adds support to the idea that altered dopamine signaling is a key risk factor for ADHD.

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