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Neuroscience news
Neuroscience
Study suggests obesity contributes to anxiety and cognitive impairment
With rates of obesity and anxiety both on the rise—especially among younger Americans—new research suggests that the two conditions may be connected through interactions between the gut and the brain. The study, conducted ...
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Neuroscience
Lower 'bad' cholesterol and higher fat-transport markers linked to less Alzheimer's risk
People who are at higher risk for heart disease also seem more likely to develop dementia. And research led by The University of Texas Health Science Center at San Antonio (UT Health San Antonio) has discovered new associations ...
May 31, 2025
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Sleep disorders and hearing loss share common biological mechanisms, review finds
Sleep is known to be central to various physiological and mental processes, including the consolidation of memories, supporting various cognitive functions, helping to clear the brain of neurotoxins, balancing hormones and ...
The protein TMEM63B allows mammals to feel thirsty, study finds
Thirst is a crucial physiological signal that contributes to the survival of humans and other animals, by allowing them to detect when they are dehydrated so that they can drink. Drinking is essential for survival and for ...
The sleep switch: How one brain signal turns sleep on and off
People spend about a third of their lives asleep. Yet, surprisingly little is known about how our brains control falling asleep and waking up. Now, researchers led by Prof. Henrik Bringmann at the Biotechnology Center (BIOTEC) ...
May 30, 2025
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Scientists pioneer promising treatment derived from cactus-like plant for intractable cancer pain
National Institutes of Health (NIH) scientists report that a first-in-human clinical trial of a new therapy based on the plant-derived molecule resiniferatoxin (RTX) shows that it is a safe and effective agent for pain control ...
May 30, 2025
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Fixing the leak: Blocking an opioid receptor for safer treatment of dopamine-related disorders
Dopamine, a small molecule derived from the amino acid tyrosine, plays a significant role in regulating multiple essential brain functions, including movement, mood and motivation as well as multiple cognitive functions, ...
May 30, 2025
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Brain network activity may offer clues to future drinking behaviors of adolescents
Measuring the interaction of brain networks could potentially help identify teens at risk for dangerous drinking, according to a novel study that explored how brain signals relate to future drinking behavior. Alcohol use ...
May 30, 2025
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Electroconvulsive therapy's 'hard reset' effect: Brain wave discovery challenges long-held assumption
During his third-year psychiatry clerkship as a medical student, Zach Rosenthal, MD, Ph.D., was part of a team providing care to a young man with schizophrenia and severe catatonia.
May 29, 2025
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Sustained in the brain: How lasting emotions arise from brief stimuli, in humans and mice
We don't always understand our emotions, but we couldn't lead normal lives without them. They steer us through life, guiding the decisions we make and the actions we take. But if they're inappropriate or stick around for ...
May 29, 2025
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'Master control switch' protein that heightens neurodegenerative disease offers new treatment target
UT Southwestern Medical Center scientists have identified a protein that appears to act as a master control switch for reactive gliosis, a prominent feature of many neurodegenerative diseases that is thought to contribute ...
May 29, 2025
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Understanding how Creutzfeldt-Jakob disease hides in neurons for decades
In April 2025, three people in Oregon developed Creutzfeldt-Jakob disease (CJD), a rare, fatal neurological condition that is similar to bovine spongiform encephalopathy, also known as mad cow disease. It impacts one or two ...
May 29, 2025
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Mapping the 'brain in the gut' may provide clues to gastrointestinal disorders
Researchers at Karolinska Institutet have identified three types of nerve cells connected to the intestinal villi, suggesting that previously unknown neural networks regulate fluid balance in the gut.
May 29, 2025
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Electronic face tattoo can gauge mental strain
Researchers gave participants face tattoos that can track when their brain is working too hard. Published in the journal Device, the study introduces a non-permanent wireless forehead e-tattoo that decodes brainwaves to measure ...
May 29, 2025
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T cells take up residence in the healthy brain via a gut-fat-brain axis
The brain is a unique place. It is shielded from much of the body by the blood-brain barrier, meaning it's protected from pathogens and potentially dangerous substances that might be in our blood. And historically, many scientists ...
May 29, 2025
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Decade-long brain aging study releases open-access data for global research use
Researchers from The University of Texas at Dallas' Center for Vital Longevity (CVL) have released the full dataset from a decade-long project designed to track brain and cognitive health as people age and distinguish neurologically ...
May 29, 2025
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AI tool enables automated evaluation of facial palsy, reports study
A "fine-tuned" artificial intelligence (AI) tool shows promise for objective evaluation of patients with facial palsy, reports an experimental study in the June issue of Plastic and Reconstructive Surgery.
May 29, 2025
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Machine learning finds combined biological and psychosocial data improve chronic pain prediction
Chronic pain conditions, long-lasting medical conditions characterized by persistent pain in specific areas of the body, are often difficult to diagnose and treat. Understanding the biological markers (i.e., genes and brain ...
Rizatriptan shows no advantage over placebo within first hour for vestibular migraine
A rigorous randomized clinical trial of rizatriptan conducted by UCLA and Mayo Clinic researchers failed to outperform placebo in relieving the acute symptoms of vestibular migraine.
How coffee affects a sleeping brain
Caffeine is not only found in coffee, but also in tea, chocolate, energy drinks and many soft drinks, making it one of the most widely consumed psychoactive substances in the world.
May 28, 2025
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Neural circuit mechanism may explain why people have different fear levels
In a study published in Neuron, a research team led by Prof. Wang Liping from the Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences revealed the neural circuit underlying individual differences ...
May 28, 2025
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Zebrafish model sheds light on how Zika virus disrupts early brain development
Zika virus (ZIKV) infection is a major public health concern, particularly due to the severe brain development defects it can cause in fetuses when pregnant women are infected. One of the most serious outcomes is microcephaly—a ...
May 28, 2025
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A central switchboard: Neurons deep in the brain act as a movement 'brake'
Neurons deep in the brain not only help to initiate movement—they also actively suppress it, and with astonishing precision. This is the conclusion of a new study by researchers at the University of Basel and the Friedrich ...
May 28, 2025
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Vesicle cycle model reveals inner workings of brain synapse
How do we think, feel, remember, or move? These processes involve synaptic transmission, in which chemical signals are transmitted between nerve cells using molecular containers called vesicles. Now, researchers have successfully ...
May 28, 2025
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Scientists test real-time view of brain's waste removal with new monitoring device
A new device that monitors the waste-removal system of the brain may help to prevent Alzheimer's and other neurological diseases, according to a study published today in Nature Biomedical Engineering.
May 28, 2025
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