74 Genetic Variants Linked to Anxiety Revealed
Summary: A major genome-wide association study (GWAS) on anxiety has revealed the complex polygenic architecture underlying worry and fear-related responses by analysing…
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How a Genetic Mutation Alters Social Behavior in Autism
Summary: Researchers have identified a link between the Nlgn3 (neuroligin-3) gene and oxytocin signaling in mouse models of autism spectrum disorder (ASD).…
Maternal Empathy Linked to Epigenetic Changes in the Oxytocin Gene
Summary: Methylation of the oxytocin gene (OXT) was linked to greater maternal personal distress and to reduced gray matter volume in the…
Multiple Pregnancies Linked to Lower Stroke Risk in Women
Summary: A long-term community study suggests that women who have three or more live births face a lower risk of stroke and…
How Genetic Factors Link Parkinson’s to Cognitive Decline
Summary: Mutations in the GBA gene, a recognized risk factor for Parkinson’s disease, also strongly influence the risk and pace of cognitive…
Parkinson’s: Training Neurons to Respond to Placebos
Scientists have demonstrated that neurons can be trained to respond to a placebo—that is, an inert treatment—just as they would to an…
How Beliefs Affect the Brain and Medication Dosing
Summary: Researchers have found that what people believe about a drug can alter their brain activity and behavior in ways that mirror…
New Model Explains How Alzheimer’s Causes Dementia
Summary: A new genetically engineered mouse model of Alzheimer’s disease gives researchers clearer insight into how the condition produces dementia. Source: Johns…
Why Multiple Sclerosis Often Begins Years Before Diagnosis
Summary: Increased visits to hospitals and physicians during the years before a multiple sclerosis (MS) diagnosis—often triggered by early MS symptoms—are frequently…
Study Finds Neural Compensation Linked to Alzheimer’s Protein
New research from UC Berkeley shows the human brain can develop a neural workaround that offsets the presence of beta-amyloid, a protein…
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