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Neurology news

Youth-associated protein helps restore healthy function in immune cells in the aging brain

Researchers at the Icahn School of Medicine at Mount Sinai have identified a role for the youth-associated protein TIMP2 in supporting the healthy function of microglia, the brain's resident immune cells.

Curiosity has its own neural signal: Brain separates valuable information from water rewards in mice

Often, humans and other animals seek information that can help them complete tasks and attain desired rewards. In some cases, however, they seek information driven simply by curiosity and a desire to obtain knowledge for ...

Researchers identify possible marker of suicidal thoughts

Researchers at the Netherlands Institute for Neuroscience have identified a possible biological marker linked to severe suicidal thoughts. The finding, published in The British Journal of Psychiatry, may also help explain ...

Electric fields offer new hope against aggressive brain cancer

More than a decade ago, Dr. Matthew Hebb was treating patients with Parkinson's disease using deep brain stimulation by implanting tiny electrodes into the brain and delivering electrical signals to control tremors. He wondered ...

Got ice‑cream brain freeze? Here's what is happening

With temperatures forecast to reach around 37°C (99°F) in places, reaching for an ice cream or an icy drink might seem like an excellent idea. There is, however, one small hazard to eating your frozen treat with too much ...

A new target in the gut for reducing Alzheimer's risk

A compound produced by bacteria in many people's digestive tracts increases the risk of developing Alzheimer's disease and speeds cognitive decline in dementia patients, making it a potential target for a treatment that could ...

Potential language-specific brain network identified

The language network in your brain can be seen, even if you aren't saying a word. For a study published in Nature Communications, researchers used data from more than 1,900 functional magnetic resonance imaging (fMRI) scans ...

Sensory overload in kids has distinct neurobiological roots

Overreactions to ordinary sensory stimuli—a scratchy shirt tag, a roaring vacuum cleaner, an unfamiliar smell—are commonly associated with autism. But in fact, an estimated 15% to 20% of children experience such reactions, ...

How brain ripples help support working memory

Research from scientists at the University of California San Diego School of Medicine and collaborators has shed new light on how the human brain coordinates working memory, the process in which the brain encodes information ...

How brain remodeling during adolescence shapes memory

Scientists have long known that the human brain continues developing well beyond the teenage years, with important changes involving decision-making and emotional regulation extending into the mid- to late 20s. Now, for the ...

Dendrites may be key to learning and memory, study suggests

Branchlike structures called dendrites that extend from neurons appear to make their own computations independent of the cell body, helping individual brain cells store memories of the past, respond to the present and anticipate ...

Researchers uncover novel pathway that causes epilepsy

Researchers have uncovered a novel biological pathway that can lead to seizures when disrupted. The findings also provide a new approach to improve the diagnosis of epilepsy, for which a genetic cause cannot be found in about ...

No evidence mobile phones cause brain cancer—new study

Electromagnetic waves are everywhere. They're the reason you can hear music when you turn on the radio, use Wi-Fi, find your way using satellite navigation, and make calls on a mobile phone. They are a form of electromagnetic ...

Sleep disorders don't just exhaust you, they change your brain

Sleep disorders may do more than leave people feeling tired. New research from Florida International University shows that sleep disorders are associated with structural changes in brain regions involved in attention, motivation ...

Can magnetic fields help fight Parkinson's disease?

An international team has succeeded in using a magnetic field to target structures deep within the brain. The researchers injected magnetic nanoplatelets into the relevant region. By doing so, they succeeded in treating movement ...