![Activating Specific Serotonin Neurons Reduced Anxiety and Promoted Sleep in Mice Activating Specific Serotonin Neurons Reduced Anxiety and Promoted Sleep in Mice](/sites/default/files/styles/large/public/field/image/neuronbraincellneuralnetwork3dillustrationhumannervoussystem.jpg-1440_1.jpg?itok=RW0xPNGi)
Neurons that are activated by the chemical messenger serotonin have a complex relationship to sleep-wake behaviors. That much is clear from past research, although the way the abundant…
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![Fatty Acid Levels in the Brain Are Found to Correlate With Serotonin Transport and Depression Severity](/sites/default/files/styles/large/public/field/image/abstractgreenfractalbackgroundmicrobes-1440-short.png.jpg?itok=Y9ur1ftx)
Researchers report they have used PET brain imaging (positron emission tomography) to learn more about the relationship between two commonplace factors in the human brain that may have a role in…
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![New Class of Drugs Shows Promise for the Treatment of Schizophrenia](/sites/default/files/styles/large/public/field/image/peoplewalkinginthestreetblurry-1440_2.jpg?itok=ikymszLU)
By inhibiting a previously untargeted nerve-cell receptor in the brain, researchers have discovered a new class of compounds that may be useful in the treatment of schizophrenia. In animal models of…
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![Abstract shape of bone structure](/sites/default/files/styles/large/public/field/image/abstractshapesbonestructure-1440.jpg?itok=BNYJHueN)
One of the side effects of using antidepressant medications of the SSRI class (selective serotonin reuptake inhibitors) may be an increased risk of bone loss and fractures. A study published…
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![Reliably Predicting Who is at Risk of Suicide](/sites/default/files/styles/large/public/field/image/vagueyoungwomanagainstbrickwall-1440_1.jpg?itok=W8MlBgCq)
A Career Devoted to Identifying the Brain Biology Associated with Suicide
From The Quarterly, Fall 2014
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