Results of a new clinical trial shed light on mechanisms that may give rise to some of the repetitive behaviors experienced in obsessive-compulsive disorder (OCD) and Tourette’s disorder. The results…
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In recent years, a great deal of attention has been devoted by brain researchers to differences among the sexes in vulnerability to stress, and in turn, to the risk for disorders including anxiety…
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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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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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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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