A common sign of Alzheimer's disease is the excessive buildup of two types of protein in the brain: tangles of tau proteins that accumulate inside cells, and amyloid-β proteins that form plaques outside the cells. Researchers ...
Feb 2, 2023
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In a study published in the journal Cell Stem Cell on February 2, researchers show that brain organoids—clumps of lab-grown neurons—can integrate with rat brains and respond to visual stimulation like flashing lights.
Feb 2, 2023
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High-calorie foods—high in fat, oil, and sugar—can taste good but often cause overeating, leading to obesity and major health problems. But what stimulates the brain to cause overeating?
Dec 23, 2022
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Looking for answers about how the brain works amid age-related hearing loss, Johns Hopkins Medicine researchers say they have found that old mice were less capable than young mice of "turning off" certain actively firing ...
Dec 22, 2022
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Human beings can sometimes experience dissociative states, moments in which they feel disconnected from their body and the world around them. While these states have been linked to many psychiatric conditions, they can also ...
A gene linked to autism spectrum disorders plays a critical role in early brain development and may shape the formation of both normal and atypical nerve connections in the brain, according to a new study by Weill Cornell ...
Dec 2, 2022
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Despite decades of research, Alzheimer's disease remains a debilitating and eventually fatal dementia with no effective treatment options. More than 95 percent of Alzheimer's disease cases have no known origin. Now, scientists ...
Dec 1, 2022
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Understanding of how neuronal activity modulates brain function is a key first step towards creating more effective drugs to treat a variety of neuropsychiatric illnesses, including depression, anxiety, schizophrenia, substance ...
Nov 30, 2022
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In a recent search for gene variants associated with Alzheimer's disease (AD), several affected families showed a mutation in an enzyme called protein kinase C-alpha (PKCα). Family members with this mutation had AD; those ...
Nov 28, 2022
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In a largely neglected brain region, scientists identified neurons that produce the stress hormone CRH (corticotropin-releasing hormone). They showed that the CRH produced in this region plays a role in behavioral arousal, ...
Nov 25, 2022
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