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Neuroscience news
Neuroscience
The basis of voluntary movements: Monkey study challenges classical views on how brain controls natural actions
A study published in Science reveals new mechanisms through which the brain controls natural actions. The results challenge some of the classical views about how the motor system works and open up possible new applications ...
6 hours ago
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Psychology & Psychiatry
High-fat diet during adolescence increases impulsive behaviors in adult rodents
For adults, a diet high in saturated fats and added sugar has been linked to impulsivity and poor self-control. But what role, if any, does diet play in adolescent psychological development?
8 hours ago
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Mapping cells that tune in to sound: Researchers identify major neurons involved in hearing process
When we hear sounds, specialized cells in the cochlear nucleus are the first to process that information, enabling our brains to understand speech, enjoy music and recognize various noises. For decades, this area has been ...
8 hours ago
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Jointly active when it matters: Nerve cells in the eye work together to recognize contrast and movements
The processing of optical information in the retina of the eye, where the light-sensitive photoreceptors and the first nerve cells are located, is one of the most energy-intensive processes in the organism, especially in ...
12 hours ago
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For women with multiple sclerosis, mobility takes step backward at menopause
A new study by UC San Francisco has found that menopause revs up the progression of multiple sclerosis (MS).
7 hours ago
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Words activate hidden brain processes shaping emotions, decisions and behavior
In an unprecedented new study, researchers have shown neurotransmitters in the human brain are released during the processing of the emotional content of language, providing new insights into how people interpret the significance ...
Jan 8, 2025
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Study links gene-regulating brain circuit formation to autism and seizures
The gene neuropilin2 encodes a receptor involved in cell-cell interactions in the brain and plays a key role in regulating the development of neural circuits. Neuropilin2 controls migration of inhibitory neurons as well as ...
Jan 8, 2025
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Common sleep aid may disrupt system that clears brain waste linked to Alzheimer's
Getting a good night's sleep is a critical part of our daily biological cycle and is associated with improved brain function, a stronger immune system, and a healthier heart. Conversely, sleep disorders like insomnia and ...
Jan 8, 2025
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The genes that grow a healthy brain can also fuel adult glioblastoma
UCSF scientists have discovered a stem cell in the young brain that's capable of forming the cells found in tumors. The breakthrough could explain how adult brain cells take advantage of developmental processes to instigate ...
Jan 8, 2025
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Discovery of molecular mechanisms offers new targets for Huntington's treatment
A University of California, Irvine-led research team has discovered intricate molecular mechanisms driving the RNA processing defects that lead to Huntington's disease and link HD with other neurodegenerative disorders such ...
Jan 8, 2025
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High-frequency electrical stimulation blocks spasticity to help paraplegics walk again
Electrical stimulation of the spinal cord is a promising strategy for reestablishing walking after spinal cord injury, recent studies show. But for patients suffering from muscle spasms, the stimulation protocols have a limited ...
Jan 8, 2025
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Childhood maltreatment may alter sperm, affecting future generations' brain development
Childhood stress can impact the epigenetic profile of sperm. These results may also have practical implications for future generations through epigenetic inheritance, as many of the observed epigenetic associations are related ...
Jan 8, 2025
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Study advances possible blood test for early-stage Alzheimer's disease, explains why women may be at higher risk
Declining blood levels of two molecules that occur naturally in the body track closely with worsening Alzheimer's disease, particularly in women. Levels were found to drop gradually, from women with no signs of memory, disorientation, ...
Jan 8, 2025
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How specific brain regions drive chemotherapy-induced pain response
Chronic physical pain can be debilitating, but feelings of stress, fear, and hunger can sometimes suppress painful sensations. Diverse neurons across different brain regions play a role in carefully orchestrating the pain ...
Jan 8, 2025
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Novel brain mechanism links neurotransmitters to circadian gene expression
A collaborative effort between Mount Sinai and Memorial Sloan Kettering Cancer Center has shed valuable light on how monoamine neurotransmitters such as serotonin, dopamine, and now histamine help regulate brain physiology ...
Jan 8, 2025
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What is the average wait time to see a neurologist?
Older people wait an average of just over a month to see a neurologist for specialty care after being referred by their primary care physician or another physician, according to a study published in the January 8, 2025, online ...
Jan 8, 2025
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Stroke survivors regain strength with virtual reality games that boost brain plasticity
Mirror therapy rehabilitation is a technique commonly used with stroke survivors to help them regain function of their limbs that have been weakened because of a stroke.
Jan 7, 2025
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Study shows head trauma may activate latent viruses, leading to neurodegeneration
Concussions and repetitive head trauma in sports like football and boxing, once accepted as an unpleasant consequence of intense athletic competition, are now recognized as serious health threats.
Jan 7, 2025
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Sex differences in brain structure are present from birth, research shows
Gray matter is made up of neuron cell bodies and dendrites and is responsible for processing and interpreting information, such as sensation, perception, learning, speech, and cognition. White matter is made up of axons, ...
Jan 7, 2025
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Personal interests can influence how children's brains respond to language
A recent study from the McGovern Institute for Brain Research shows how interests can modulate language processing in children's brains and paves the way for personalized brain research.
Jan 7, 2025
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New coating extends lifespan of neural implants in the body
Neural implants contain integrated circuits (ICs)—commonly called chips—built on silicon. These implants need to be small and flexible to mimic circumstances inside the human body. However, the environment within the ...
Jan 7, 2025
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Mice use their tongues to 'see' tactile targets: Neural pathway discovery could help treat neurological disorders
Chewing a bagel while reading the morning news, speaking while driving, dislodging a piece of food stuck between two teeth: In these and other tasks, the tongue and the brain coordinate intricate movements without conscious ...
Jan 7, 2025
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Research reveals unique features of brain cells linked to neurodevelopmental conditions
Specific brain cells known as layer 5 pyramidal neurons play a vital role in how our brains process information. Research by the team of Prof. Joris de Wit (VIB-KU Leuven) and colleagues highlights the differences between ...
Jan 7, 2025
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Computer simulations detail 'protein clumps' linked to Huntington's disease
University of Bergen researcher Markus Miettinen is among the first scientists to provide a detailed description of protein clumps associated with Huntington's disease. The findings, which could pave the way for new diagnostic ...
Jan 7, 2025
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Astrocytes' hidden potential: Cross-species study reveals new insights into spinal cord injury repair
Spinal cord injury (SCI) remains one of the most devastating medical conditions, severely impacting quality of life and often leading to permanent disability. The central nervous system (CNS) has a limited capacity for regeneration, ...
Jan 7, 2025
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