Tag Archives | Cerebrum

brain_inflam

Brain inflammation linked to compromised reward circuits in depression

Around one third of people with depression have high levels of inflammation markers in their blood. Now, new research appearing in in Molecular Psychiatry shows that persistent inflammation affects the brain in ways that are connected with stubborn symptoms of depression, such as anhedonia (the inability to experience pleasure). The findings bolster the case that […]

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This is your brain on dogs




How closely does the relationship between people and their dogs mirror the parent-child relationship? A new study has been investigating differences in how parts of the brain are activated when women view images of their children and of their own dogs. The researchers, from Massachusetts General Hospital, have detailed their findings in the journal PLOS […]




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Study reveals how ecstasy triggers euphoria




A study in the journal Biological Psychiatryreveals for the first time how the illicit drug ecstasy (3,4-methylenedioxy-N-methylamphetamine (MDMA)) produces feelings of euphoria in users. The researchers, from Imperial College London, say their findings hint at ways that ecstasy might be used in the treatment of anxiety and post-traumatic stress disorder (PTSD). MDMA has previously been […]




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Testosterone enhances desire to sing, but not song quality




Scientists listening to the effects of testosterone on birdsong say their findings have broad implications for understanding how steroid use in humans affects sexual behaviors and how hormones regulate the different components of speech in humans. Their research is detailed in the journalProceedings of the National Academy of Sciences. For the male canary, the ability […]




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