Effects of a concussion may last longer than symptoms, study shows

On February 29, 2012, in Memory, Neuroscience, by Morten

A study recently published by the University of Kentucky’s Scott Livingston shows that physiological problems stemming from a concussion may continue to present in the patient even after standard symptoms subside.

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Your brain on dye: Imaging neuronal voltage with fluorescent sensors and molecular wires

On February 24, 2012, in Development, Memory, Neuroscience, Psychology, by Morten

(Medical Xpress) — Optically monitoring the brain’s neuronal activity can be accomplished in several ways, including electrochromic dyes, hydrophobic anions, calcium imaging, or voltage-sensitive ion channels. Fluorescence imaging is an attractive method due to its ability to map the electrical activity and communication of multiple spatially resolved neurons. While this complements traditional electrophysiological measurements, historically fluorescent voltage imaging has been limited by the difficulty of developing sensors that give both large and fast responses to voltage changes

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The moth and the air freshener: The secrets of scent

On February 24, 2012, in Development, General, Memory, Neuroscience, Psychology, by Morten

University of Arizona Regents’ Professor John G. Hildebrand has been elected to the Council of the National Academy of Sciences.

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Memory formation triggered by stem cell development

On February 23, 2012, in Development, Memory, Neuroscience, Psychology, by Morten

Researchers at the RIKEN-MIT Center for Neural Circuit Genetics have discovered an answer to the long-standing mystery of how brain cells can both remember new memories while also maintaining older ones.

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Brain ‘hyperconnectivity’ linked to depression

On February 23, 2012, in Development, Memory, Neuroscience, Psychology, by Morten

People with depression have hyperactive brain activity, according to a study published online Tuesday that offers new insight into the brain dysfunction that causes depression.

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