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Browsing Tag

Neurons

124 posts
HHealth
Environmental insults reduce gut resilience and initiate convergent mechanisms that drive Parkinson’s disease. A lifetime of environmental insults (including Western diets and food additives, nano- and microplastics, pesticides and herbicides, industrial solvents, and air pollution) act on the intestinal microbiome and barrier. These exposures promote microbiota dysbiosis, disrupt tight junctions, and erode the mucus layer, collectively reducing gut resilience. Once this peripheral defense is compromised, several mechanistic pathways propagate pathology to the brain: (a) amyloid seeding by bacterial functional amyloids, (b) maladaptive T cell education and autoimmune responses, (c) microbiome-driven metabolic shifts that generate neurotoxic metabolites and reduce short-chain fatty acids, and (d) systemic inflammatory amplification. Together, these processes lower the threshold for α-syn misfolding, neuroinflammation, and neurodegeneration.
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Researchers propose that Parkinson’s disease may start in the gut, not the brain

  • March 6, 2026
Scientists propose that Parkinson’s disease may begin far from the brain, where environmental toxins, microbiome disruption, and intestinal…
SScience
New triple action iron supplement restores iron levels without inflammation
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New microscope captures 3D blood flow and oxygenation at single-cell resolution

  • March 5, 2026
The brain relies on real-time delivery of oxygen and nutrients through its microvasculature, which threads through neural tissue…
HHealth
Scientists explore how dopamine shapes myelin in social isolation
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ATP delivery fixes dysfunctional dopamine packaging in Parkinson’s neurons

  • March 2, 2026
A new study shows how dysfunctional packaging of the neurotransmitter dopamine triggers toxic processes in neurons – and…
SScience
Scientists explore how dopamine shapes myelin in social isolation
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Dopamine bursts drive faster movement during happy moments

  • February 28, 2026
New research by engineers at the University of Colorado Boulder aims to get to the bottom of why,…
HHealth
Reducing sedentary behavior and increasing light physical activity can support metabolic health
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NIH’s continued investment fuels TMJ pain research

  • February 28, 2026
Chronic pain is one of the most common health conditions worldwide. Back pain is the most frequently reported…
HHealth
Study: Human hippocampal neurogenesis in adulthood, ageing and Alzheimer’s disease. Image Credit: MP Art / Shutterstock
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Researchers reveal why SuperAgers retain youthful brain cell signatures into their 80s

  • February 27, 2026
A multiomic atlas of the aging human hippocampus uncovers how epigenetic regulation of neural stem cells and immature…
HHealth
Women with isolated REM sleep behavior disorder show lesser brain atrophy than men
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Novel lipid bubble delivery shows promise for ALS treatment

  • February 27, 2026
A researcher at the University of Missouri has made a promising breakthrough in the quest to help people…
SScience
Neuroscience News logo for mobile.
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Neurons Use RNA “Tentacles” to Survive Starvation

  • February 23, 2026
Summary: Neurons are high-energy cells that must find ways to survive when nutrients are scarce. New research has…
HHealth
Early B cell response prevents Oropouche virus from reaching the brain
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Ion channel TRPV4 found to regulate relief after scratching an itch

  • February 23, 2026
When you scratch an itch, something tells your brain when to stop. That moment of relief, when scratching…
SScience
Mapping the evolutionary trajectory of meningiomas at single-cell resolution
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New maps of mouse brains reveal patterns of myelin formation

  • February 22, 2026
Johns Hopkins scientists say they have used 3D imaging, special microscopes and artificial intelligence (AI) programs to construct…
HHealth
Mapping the evolutionary trajectory of meningiomas at single-cell resolution
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Grant supports research into how microglia may spread toxic tau in Alzheimer’s

  • February 21, 2026
A researcher with the Glenn Biggs Institute for Alzheimer’s and Neurodegenerative Diseases at UT Health San Antonio has…
HHealth
Frequent exercise reshapes nerves that control the heart, research shows
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Brain neurons after exercise drive long-term endurance gains

  • February 19, 2026
When you finish a run, your muscles may feel like they did all the work. But researchers at…
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