News tagged with biological psychiatry
Related topics: brain regions , brain , schizophrenia , depression , nerve cells
Treating cocaine dependence: A promising new pharmacotherapy
Medication development efforts for cocaine dependence have yet to result in an FDA approved treatment. The powerful rewarding effects of cocaine, the profound disruptive impact of cocaine dependence on one's lifestyle, and ...
Psychology & Psychiatry
Nov 28, 2012 |
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Researchers propose a new approach to understanding common psychiactric treatments
(Medical Xpress)—Drugs for psychiatric disorders such as depression and schizophrenia often require weeks to take full effect. "What takes so long?" has formed one of psychiatry's most stubborn mysteries. ...
Psychology & Psychiatry
Nov 21, 2012 |
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Glutamate neurotransmission system may be involved with depression risk
Researchers using a new approach to identifying genes associated with depression have found that variants in a group of genes involved in transmission of signals by the neurotransmitter glutamate appear to increase the risk ...
Psychology & Psychiatry
Nov 13, 2012 |
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Inflammation and cognition in schizophrenia
There are a growing number of clues that immune and inflammatory mechanisms are important for the biology of schizophrenia. In a new study in Biological Psychiatry, Dr. Mar Fatjó-Vilas and colleagues explored the impact ...
Psychology & Psychiatry
Nov 01, 2012 |
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Single protein targeted as the root biological cause of several childhood psychiatric disorders
A new research discovery has the potential to revolutionize the biological understanding of some childhood psychiatric disorders. Specifically, scientists have found that when a single protein involved in brain development, ...
Medical research
Oct 31, 2012 |
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Eye movements and the search for biomarkers for schizophrenia
(Medical Xpress)—There is a long history of research on impaired eye movements associated with schizophrenia. Using a series of simple viewing tests, researchers of a new paper in Biological Psychiatry explored the ability ...
Psychology & Psychiatry
Oct 29, 2012 |
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A gene implicated in schizophrenia risk is also associated with risk for cannabis dependence
A paper by Shizhong Han and colleagues in the current issue of Biological Psychiatry implicates a new gene in the risk for cannabis dependence. This gene, NRG1, codes for the ErbB4 receptor, a protein implicated in synapt ...
Genetics
Oct 11, 2012 |
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Low ghrelin—reducing appetite at the cost of increased stress?
Ghrelin is a hormone released by the lining of the stomach that promotes feeding behavior. Decreasing ghrelin levels could potentially help combat obesity—in fact, a vaccine that lowers ghrelin levels in order to reduce ...
Psychology & Psychiatry
Sep 13, 2012 |
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Stress hormones: Good or bad for posttraumatic stress disorder risk?
Glucocorticoids, a group of hormones that includes cortisol, are considered stress hormones because their levels increase following stress. When their relationship to stress was first identified, it was shown that the release ...
Psychology & Psychiatry
Sep 12, 2012 |
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Targeting inflammation to treat depression
Researchers at Emory University have found that a medication that inhibits inflammation may offer new hope for people with difficult-to-treat depression. The study was published Sept. 3 in the online version of Archives of ...
Psychology & Psychiatry
Sep 03, 2012 |
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Male mice exposed to chronic social stress have anxious female offspring
A study in mice conducted by researchers at Tufts University School of Medicine (TUSM) suggests that a woman's risk of anxiety and dysfunctional social behavior may depend on the experiences of her parents, particularly fathers, ...
Psychology & Psychiatry
Aug 22, 2012 |
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Making sense out of the biological matrix of bipolar disorder
The more that we understand the brain, the more complex it becomes. The same can be said about the genetics and neurobiology of psychiatric disorders. For "Mendelian" disorders, like Huntington disease, mutation of a single ...
Psychology & Psychiatry
Aug 20, 2012 |
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Brain development is delayed in attention-deficit/hyperactivity disorder
Is attention-deficit/hyperactivity disorder (ADHD) due to a delay in brain development or the result of complete deviation from typical development? In the current issue of Biological Psychiatry, Dr. Philip Shaw and collea ...
Psychology & Psychiatry
Jul 30, 2012 |
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Using neuroeconomics to study psychiatry
Neuroeconomics experts and guest editors of the Biological Psychiatry special issue Carla Sharp, John Monterosso, and P. Read Montague in an introductory paper define neuroeconomics as "an interdisciplinary field that brings ...
Psychology & Psychiatry
Jul 19, 2012 |
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Highlighting molecular clues to the link between childhood maltreatment and later suicide
Exposure to childhood maltreatment increases the risk for most psychiatric disorders as well as many negative consequences of these conditions. This new study, by Dr. Gustavo Turecki and colleagues at McGill University, Canada, ...
Psychology & Psychiatry
Jul 03, 2012 |
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