Biological Psychiatry

Neuroscience

Handedness arises from genes in the spinal cords of embryos

The left side of the spinal cord matures slightly faster than the right side in human embryos of four to eight weeks age. This is the earliest left-right difference of development in the human nervous system yet discovered. ...

Neuroscience

Learning to turn down your amygdala can modify your emotions

Training the brain to treat itself is a promising therapy for traumatic stress. The training uses an auditory or visual signal that corresponds to the activity of a particular brain region, called neurofeedback, which can ...

Psychology & Psychiatry

Protein found to regulate cocaine craving after withdrawal

Neuroscientists know that cocaine addiction and withdrawal rewire the brain. But figuring out how to disrupt those changes to treat addiction requires an extremely detailed understanding of how those changes occur.

Psychology & Psychiatry

Brain receptor acts as switch for OCD symptoms in mice

A single chemical receptor in the brain is responsible for a range of symptoms in mice that are reminiscent of obsessive-compulsive disorder (OCD), according to a Duke University study that appears online in the journal Biological ...

Neuroscience

Erasing unpleasant memories with a genetic switch

Researchers from KU Leuven (Belgium) and the Leibniz Institute for Neurobiology (Germany) have managed to erase unpleasant memories in mice using a 'genetic switch'. Their findings were published in Biological Psychiatry.

Psychology & Psychiatry

Study uncovers clue to deciphering schizophrenia

The brains of healthy relatives of people with schizophrenia may hold a clue to better understand - and ultimately treat - the devastating illness, finds new research led by a Michigan State University scientist.

Neuroscience

Hormone causes decline in cognition after social stress

How does stress influence our cognitive performance? This is an issue scientists at the Max Planck Institute of Psychiatry in Munich have been dealing with. For the first time, they have identified a brain mechanism that ...

Psychology & Psychiatry

How depression and antidepressant drugs work

New research demonstrates the effectiveness of ketamine to treat depression in a mouse model of the disease and brings together two hypotheses for the cause of depression. The research, led by Bernhard Lüscher, professor ...

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