Category: <span>Neuroscience</span>

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Serotonin is a master regulator of neuroregeneration

by John Hewitt , Medical Xpress Neuroregeneration entails not only neurogenesis, but also regrowth of lost connections and birth of non-neuronal cells. While adult neurogenesis in humans is only known to occur definitively in a few precisely circumscribed regions of the brain, work in other species suggests that science has only scratched the surface of...

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Antibiotics could be promising treatment for form of dementia

UNIVERSITY OF KENTUCKY LEXINGTON, Ky. (Jan. 10, 2020) — Researchers at the University of Kentucky’s College of Medicine have found that a class of antibiotics called aminoglycosides could be a promising treatment for frontotemporal dementia. Results of their proof of concept study, which was a collaborative effort between UK’s Department of Molecular and Cellular Biochemistry...

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New ultrasound technique significantly improves brain performance

by Johannes Angerer, Medical University of Vienna In neurological diseases such as Alzheimer’s disease, Parkinson’s disease or Multiple Sclerosis, brain neurons are constantly being lost, resulting in memory lapses, speech disorders, mood swings and movement disorders, for example, as well as muscle tremors in the case of Parkinson’s. After six years of development, MedUni Vienna...

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The 13 emotions that music evokes in us

A new study from the University of California, Berkeley has identified and mapped the 13 subjective experiences that different kinds of music can evoke in people. Researchers have now mapped the main 13 categories of emotion that music can evoke in us. Have you ever been in a situation where you wanted a playlist of...

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The quest to decipher how the body’s cells sense touch

From a painful pinch to a soft caress, scientists are zooming in on the pressure-sensitive proteins that allow cells to detect tension and pressure. The girl tried hard to hold her arms and hands steady, but her fingers wriggled and writhed. If she closed her eyes, the squirming got worse. It wasn’t that she lacked...

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Mindfulness could help us unlearn fear

Throughout evolutionary history, fear has helped humans stay safe and thrive. But in the modern world, many fear responses — such as phobias — are, at best, unhelpful and, at worst, debilitating. Yet, accumulating evidence shows that mindfulness practice could help us unlearn these responses. More evidence suggests that mindfulness may help us stay free...

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Objective subtle cognitive difficulties predict amyloid accumulation and neurodegeneration

UNIVERSITY OF CALIFORNIA – SAN DIEGO Writing in the December 30, 2019 online issue of Neurology, researchers at University of California San Diego School of Medicine and Veterans Affairs San Diego Healthcare System report that accumulating amyloid — an abnormal protein linked to neurodegenerative conditions such as Alzheimer’s disease (AD) — occurred faster among persons...

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Could MDMA help treat mental health conditions?

Ecstasy — or methylenedioxymethamphetamine (MDMA) — is a recreational drug that is illegal in the United States. However, some researchers believe that it could aid in mental health therapy. A new study in mice puts this idea to the test. New research in mice investigates what gives MDMA its positive effects on sociability. MDMA is...