MeSH tree: A08.186.211.132.810.428.600.650.437
Researchers at Ruhr University Bochum, Germany, have studied the impact of two brain areas on the nature of memory content. The team from the Department of Neurophysiology showed in rats how the so-called locus coeruleus ...
Mar 14, 2025
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For the first time, researchers have been able to observe how the pupils react during sleep over a period of several hours. A look under the eyelids showed them that more happens in the brain during sleep than was previously ...
Mar 5, 2025
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Researchers at the University of Lausanne have identified a novel role for the brain's "locus coeruleus" in sleep and its disruptions. This brain region facilitates the transition between NREM and REM sleep states while maintaining ...
Nov 25, 2024
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What enables the brain to go from intense concentration to a heightened state of alertness? A study carried out by neuroscientists at the University of Geneva (UNIGE), in collaboration with ETH Zurich, shows that a brain ...
Sep 16, 2024
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A significant breakthrough in the understanding of sleep mechanism opens new promise for treating sleep disorders and associated neuropsychiatric conditions: Scientists have pinpointed the melatonin receptor MT1 as a crucial ...
Aug 7, 2024
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Racism steals time from people's lives—possibly because of the space it occupies in the mind. In a new study published in the journal JAMA Network Open, our team showed that the toll of racism on the brain was linked to advanced ...
Aug 6, 2024
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The locus coeruleus (LC) is a small region of the brainstem that produces norepinephrine, a chemical with powerful effects on arousal and wakefulness which plays an important role in the body's response to stress or panic. ...
May 2, 2024
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Scientists from the Max Planck Institute of Psychiatry measured the pupillary reaction of participants while they were solving a task. In healthy participants, the pupils dilated during the task in anticipation of a reward, ...
Jan 12, 2024
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Researchers at the University of Wisconsin–Madison have identified a protein key to the development of a type of brain cell believed to play a role in disorders like Alzheimer's and Parkinson's diseases and used the discovery ...
Nov 17, 2023
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Our pupils are a mirror of our state of arousal: they dilate when we are tense, stressed or even panicky, and constrict when we calm down. Key to this is an area of the brain measuring about 15 millimeters: a nucleus in the ...
Oct 30, 2023
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