Psychology & Psychiatry

When neurons are out of shape, antidepressants may not work

Selective serotonin reuptake inhibitors (SSRIs) are the most commonly prescribed medication for major depressive disorder (MDD), yet scientists still do not understand why the treatment does not work in nearly thirty percent ...

Neuroscience

A new map of the brain's serotonin system

As Liqun Luo was writing his introductory textbook on neuroscience in 2012, he found himself in a quandary. He needed to include a section about a vital system in the brain controlled by the chemical messenger serotonin, ...

Psychology & Psychiatry

Serotonin speeds learning

An international team from the Champalimaud Centre for the Unknown (CCU), in Portugal, and the University College London (UCL) in the U.K. has uncovered a previously unknown effect of serotonin on learning. Their results ...

Psychology & Psychiatry

Mutation links bipolar disorder to mitochondrial disease

Mutations in the gene ANT1 may confer a risk for bipolar disorder through a complex interplay between serotonin and mitochondrial signaling in the brain. These two pathways have been separately implicated in bipolar disorder, ...

Neuroscience

Serotonin and confidence underlie patience in new study

People usually have the ability to put aside the desire for immediate gratification in anticipation of something good. But this isn't just a human trait—a new study shows that mice can be patient, too, revealing a link ...

Psychology & Psychiatry

Serotonin promotes perseverance, researchers find

How do increased serotonin levels affect behavior? This is a question that highly interests neuroscientists. Serotonin has multiple functions in the brain, and its effects are not completely understood. Serotonin is at the ...

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