How Scents Shape Social Attraction
Summary: Researchers at UC San Diego identified two microRNA molecules that regulate neurotransmitter switching, a mechanism that shifts social behavior between aversion…
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How Gut Microvilli Mirror Inner Ear Hair Cells
Brush border microvilli and inner ear stereocilia are distinct cellular structures that share surprising mechanistic similarities despite their different locations and functions.…
How Scientists Detect Hidden Brain Signals
Summary: A new study reveals that resting-state functional magnetic resonance imaging (rsfMRI), which maps coordinated blood-flow patterns across the brain, can miss…
Inherited Alzheimer’s Linked to Brain Damage Decades Earlier
Study suggests progression of Alzheimer’s may slow once symptoms emerge, following decades of early brain damage New research into an inherited, autosomal-dominant…
Exercise Could Slow Alzheimer’s Progression
New research from the University of Maryland School of Public Health finds that regular exercise can improve cognitive function in older adults…
Preterm Birth Linked to Weaker Brain Connections in Infants
Early intervention may improve outcomes. Premature birth increases a child’s risk of later neurological and psychiatric challenges, and new research suggests those…
Gene Mutation Raises Sudden Death Risk in Epilepsy
Summary: Mice carrying a human Scn1a gene variant linked to Dravet syndrome developed spontaneous seizures, showed disturbed breathing patterns, and died prematurely,…
Targeting Brain Immune Cells Could Prevent Alzheimer’s
Summary: A drug currently under investigation in cancer clinical trials appears to block dysfunction in an immune-cell signaling pathway linked to Alzheimer’s…
What Causes Depression at the Molecular Level
Summary: New neuroimaging research links the brain’s opioid system to mood variations tied to depression and anxiety. The study found reduced availability…
Does General Anesthesia Increase Dementia Risk After Surgery?
Summary: Researchers report no increased risk of being diagnosed with dementia for older adults who received general anesthesia compared with those who…
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