Nervous System News
June 25, 2023

Top Headlines

Chronic Stress-Related Neurons Identified

Researchers have identified a group of nerve cells in the mouse brain that are involved in creating negative emotional states and chronic stress. The neurons, which have been mapped with a combination of advanced techniques, also have receptors for estrogen, which could explain why women as a group ...

Studying Herpes Encephalitis With Mini-Brains

The herpes simplex virus-1 can sometimes cause a dangerous brain infection. Combining an anti-inflammatory and an antiviral could help in these cases, report ...

Scientists Discover Spiral-Shaped Signals That Organize Brain Activity

Scientists have discovered human brain signals traveling across the outer layer of neural tissue that naturally arrange themselves to resemble swirling ...

Can This Medication Reverse MS? Brain Biomarker Shows It Can

A decade after scientists identified an over-the-counter antihistamine as a treatment for multiple sclerosis, researchers have developed an approach to measure the drug's effectiveness in repairing the brain, making it possible to also assess future therapies for the devastating ...

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Study Finds Brain Connectivity, Memory Improves in Older Adults After Walking

Regular walks strengthen connections in and between brain networks, according to new research, adding to growing evidence linking exercise with slowing the onset of Alzheimer's disease. The ...

New Chemical Compound Demonstrates Potential in Nerve Regeneration

Recent research has identified a new compound that can stimulate nerve regeneration after injury, as well as protect cardiac tissue from the sort of damage seen in heart ...

Vitamin D Alters Developing Neurons in the Brain's Dopamine Circuit

Neuroscientists have shown how vitamin D deficiency affects developing neurons in the brain's dopamine circuit, which may lead to the dopamine dysfunction seen in adults with ...

From Molecular to Whole-Brain Scale in a Simple Animal, Study Reveals Serotonin's Effects

With full genetic control and visibility into neural activity and behavior, scientists map out chemical's role in ...

Dementia Study Reveals How Toxic Proteins Spread Through Brain

Fresh insights into the spread of damaging proteins that build up in the brains of people with Alzheimer's disease could hold the key to stopping the condition progressing, a study ...

FDA-Approved Alzheimer's Drug Lecanemab Could Prevent Free-Floating Amyloid Beta Fibrils from Damaging the Brain

Researchers described the structure of a special type of amyloid beta plaque protein associated with Alzheimer's disease (AD) progression. Scientists showed the small aggregates of the amyloid ...

Potential Found to Counter Depression by Restoring Key Brain Rhythm

A new study in mice and rats found that restoring certain signals in a brain region that processes smells countered ...

Neuropathic Pain: The Underlying Mechanism and a Potential Therapeutic Target Are Revealed in Mice

Neuropathic pain -- abnormal hypersensitivity to stimuli -- is associated with impaired quality of life and is often poorly managed. Estimates suggest that 3 percent to 17 percent of adults suffer ...

Neuronal Activity Shapes the Development of Astrocytes

Researchers report that neuronal activity is necessary and sufficient for astrocytes to develop their complex shape, and interrupting this developmental process results in disrupted brain ...

Effects of Brain Stimulation Amenable to Conditioning

Conditioning that once worked with Pavlov's dog does also work with an artificially induced change in nerve cell ...

A Gene Involved in Down Syndrome Puts the Brakes on Neurons' Activity in Mice

Researchers have found that an extra copy of a gene in Down syndrome patients causes improper development of neurons in ...


Engineering the Next Generation of Cell and Gene Therapies

Investigators are developing a novel way to treat amyotrophic lateral sclerosis (ALS) and retinitis pigmentosa using engineered stem cells that may eventually lead to personalized ...

Neuroscientists Identify Cells Especially Vulnerable to Alzheimer's

研究人员发现大脑中的神经元that may contribute to some of the earliest symptoms of Alzheimer's disease, making it a good target for potential new drugs to treat the ...

Mind-Body Connection Is Built Into Brain

A new study reveals that a connection between the body and mind is built into the structure of the brain. The study shows that parts of the brain area that controls movement are plugged into networks ...

Identification of Tunnels Connecting Neurons in the Developing Brain

Over a hundred years after the discovery of the neuron by neuroanatomist Santiago Ramón y Cajal, scientists continue to deepen their knowledge of the brain and its development. Scientists have now ...

Researchers Create Digital Map of Sympathetic Nervous System

Researchers have created a digital topographical map of the cardiac sympathetic neural network, the region that controls the body's heart rate and its 'fight-or-flight' response. They ...

A New Peptide May Hold Potential as an Alzheimer's Treatment

Neuroscientists found a way to reverse neurodegeneration and other symptoms of Alzheimer's disease in mice by using a peptide to interfere with an enzyme that is typically overactive in the ...

The Brain's Cannabinoid System Protects Against Addiction Following Childhood Maltreatment

High levels of the body's own cannabinoid substances protect against developing addiction in individuals previously exposed to childhood maltreatment, according to a new study. The brains of ...

New Insights on Brain Development Sequence Through Adolescence

大脑发育不均匀发生the brain, but follows a newly identified developmental sequence, according to a new study. Brain regions that support cognitive, social, and ...

High Blood Pressure in Your 30s Is Associated With Worse Brain Health in Your 70s

High blood pressure in early adulthood is associated with worse brain health in late life, according to a new study. Men, compared to women, may be more vulnerable to the detrimental effects of high ...

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