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Showing posts from August, 2022

Tiny Brain Area Controls Work for Rewards

The lateral habenula is responsible for determining whether an animal is willing to work for rewards, and when it will stop working. from Neuroscience News https://ift.tt/ipwN1Ea

How the Brain Generates Rhythmic Behavior

A new study in rodents reveals a whisking oscillator that consists of a population of inhibitory neurons in the brainstem that fires in rhythmic bursts during whisking behaviors. from Neuroscience News https://ift.tt/VECf9MR

Excessive Blue Light From Our Gadgets May Accelerate the Aging Process

Excessive exposure to blue light emitted from modern technology such as cell phones, TVs, and computer screens, impacts our basic cellular function and can accelerate aging, a new study reveals. from Neuroscience News https://ift.tt/OFU6bP0

Your Blood Type Could Predict Your Risk of Having a Stroke Before Age 60

People who have the blood group type A are more likely to suffer a stroke before the age of 60 than those with the most common blood type O, a new study reports. from Neuroscience News https://ift.tt/KMYk91D

Good Face Recognizers Can Learn Faces From Fragments

People who are exceptionally good at recognizing faces, or super-recognizers, divide areas of the face into parts before storing them as a composite image in the brain. from Neuroscience News https://ift.tt/iY5EF20

Eavesdropping on Communication Between Fat and Brain

Newly discovered sensory neurons send information related to stress and metabolism from adipose fat tissue to the brain. from Neuroscience News https://ift.tt/PHzdBt0

Drugs Effects of Ketamine in Mice Can Depend on the Sex of the Human Experimenter

Mice respond better to the antidepressant effect of ketamine when the drug is delivered by men, not women, a new study reports. from Neuroscience News https://ift.tt/r0gXoKM

Better Blood Sugar Control in Teens May Limit Diabetes-Related Brain Damage

Better glucose control can improve brain structure and function in young people with Type 1 diabetes. from Neuroscience News https://ift.tt/hVsrtUX

Brain Activity During Sleep Differs in Young People With Genetic Risk of Psychiatric Disorders

Young people with 22q11.2 Deletion Syndrome have distinct and marked EEG differences in brain activity during sleep, which could influence psychiatric symptoms. from Neuroscience News https://ift.tt/6fFl5PZ

Fentanyl’s Effects on the Brain

Fentanyl exposure produces specific EEG signatures in the brain. The findings also revealed the drug impairs people's breathing four minutes before noticeable changes in alertness. from Neuroscience News https://ift.tt/8GpKOyU

Beyond Neurons: How Astrocytes Contribute to Brain Disorders

Study reveals how a molecule produced by astrocytes interferes with normal neuron development in a range of neurodevelopmental disorders. from Neuroscience News https://ift.tt/GFEOwka

Brief Exposure to Rapamycin Has the Same Anti-aging Effects as Lifelong Treatment

Brief exposure to Rapamycin, a promising anti-aging drug that has positive effects on health and lifespan, has the same effect as long-term exposure to the drug in animal models. The findings pave the way for testing the effects of short-term rapamycin exposure on the lifespan of humans. from Neuroscience News https://ift.tt/pBGxmHw

Seven New Areas in the Insular Cortex Identified

Researchers at the Human Brain Project have identified and mapped 7 new areas of the insular cortex. from Neuroscience News https://ift.tt/fI0epAl

Deep Brain Stimulation Shows Promise Against Binge Eating Disorder

Deep brain stimulation of the nucleus accumbens helps control symptoms of binge eating disorder and assists in weight loss. from Neuroscience News https://ift.tt/hEcYNUG

Music Helps Patients With Dementia Connect With Loved Ones

Listening to music from their youth or songs with a strong emotional connection allows those with dementia to enhance social engagement and reduces neuropsychological symptoms of dementia such as anxiety, depression, and aggression. Musical intervention also sparks an emotional connection between the patient and their caregivers. from Neuroscience News https://ift.tt/M8Y4sCg

Can We Reverse the Effects of Age Related Memory Loss? Experts Say Yes

A 20-minute session of non-invasive brain stimulation over four days helps to improve both working and long-term memory in those aged 65 and older. from Neuroscience News https://ift.tt/aA0NFeX

41% Of Teenagers Can’t Tell the Difference Between True and Fake Online Health Messages

41% of teenagers have a tough time discerning between real and fake health-related news, a new study reports. from Neuroscience News https://ift.tt/QIfy9om

Neurofeedback Shows Promise for Addressing ‘Chemo Brain’

Neurofeedback has the potential to alleviate symptoms of "brain fog" and cognitive impairments associated with chemotherapy. from Neuroscience News https://ift.tt/feNQt2c

Does a Sibling’s Gender Influence Our Own Personality?

New findings put theories about personality associated with a sibling's gender under the microscope, reporting a sibling's gender may not be as influential on the development of personality traits as previously believed. from Neuroscience News https://ift.tt/HvwOEpm

Poor Heart Health Predicts Premature Brain Aging

Worse cardiovascular health at age 36 can predict a higher brain age and associated cognitive problems later in life. from Neuroscience News https://ift.tt/3I7imQy

How Brain Circuits Switch Between Different Behaviors

A new study reveals how our brain swiftly adapts to compensate for dynamic and abrupt essential changes in behavior. from Neuroscience News https://ift.tt/AzKLaZ0

‘Synthetic’ Embryo With Brain and Beating Heart Grown From Stem Cells

Researchers created model embryos from mouse stem cells that form a beating heart, a brain, and the foundation for other organs. The new model provides a novel way for future researchers to create and research the earliest stages of development. from Neuroscience News https://ift.tt/ZKVXTGl

Artificial Intelligence Model Can Detect Parkinson’s From Breathing Patterns

A newly developed artificial intelligence model can detect Parkinson's disease by reading a person's breathing patterns. The algorithm can also discern the severity of Parkinson's disease and track progression over time. from Neuroscience News https://ift.tt/Zkt2c0a

Diet Can Influence Mood, Behavior and More

Researchers evaluate how our choice of diet can impact our moods and behaviors, and explain how specific diets can help manage certain neurological conditions. from Neuroscience News https://ift.tt/L6RkhZ2

Differences in Saliva Bacteria of Students With Recent Suicidal Thoughts

Students who reported recent suicidal thoughts had different bacterial compositions in their saliva compared to those who did not report suicidal thoughts. Significantly, suicidal students presented with lower levels of Alloprevotella rava, a bacteria associated with positive brain health, in their saliva samples. from Neuroscience News https://ift.tt/a1Wlek3

Nature via Nurture: How Parents’ Cognitive and Non-cognitive Skills Influence Their Children’s Education

Parents' genes linked to both cognitive and non-cognitive skills affect their child's educational outcomes, a new study reports. from Neuroscience News https://ift.tt/hCHIZL0

Mapping Brain Stem’s Control of Eating Could Lead to Better Treatments for Obesity

Researchers investigate neural pathways that meet in the brainstem which help control feeding behaviors. from Neuroscience News https://ift.tt/2dfUwZz

Massive Genome Study Informs the Biology of Reading and Language

A new genome-wide analysis of five reading and language based skills reveals a shared biological basis contributing to these skills. from Neuroscience News https://ift.tt/sk0Yv1u

One Dose of Alcohol Is Enough to Modify the Brain

A single dose of alcohol permanently alters the structure of synapses and the dynamics of mitochondria, researchers report. from Neuroscience News https://ift.tt/HUBmdYf

Half of Moms of Kids With Autism Have High Depressive Symptoms

50% of mothers who have children on the autism spectrum report symptoms of depression over an 18-month period, a new study reports. from Neuroscience News https://neurosciencenews.com/depression-asd-moms-21298/

When Can We Be Bothered to Help Others? Brain Region Responsible for This Behavior Discovered

The anterior cingulate cortex gyrus plays a critical role in our decision to put physical effort into helping out other people. from Neuroscience News https://ift.tt/8YRDCuB

Researchers Have Discovered a Population of Neurons That Light up Whenever We See Images of Food

Images of food stimulate a newly discovered population of food-responsive neurons in the ventral visual stream. Researchers believe there may be an evolutionary reason for this neural population that may reflect the significance of food in human culture. from Neuroscience News https://ift.tt/uA1dReP

What Makes the Human Brain Different?

Researchers have identified human-specific cell types in the prefrontal cortex. These unique cells may explain why humans are more susceptible to neuropsychiatric diseases than other primate species. from Neuroscience News https://ift.tt/lZg9IyO

Exploring the Role of Appetite Change in Depression

The direction of appetite change associated with depression was linked to specific changes in the brain's reward system. from Neuroscience News https://ift.tt/AzNTUur

Physical Activity May Have a Stronger Role Than Genes in Longevity

Higher rates of light physical activity and moderate-to-vigorous exercise were associated with a lower risk of death. Sedentary lifestyles were associated with a higher risk of death. The findings were consistent among women with different levels of genetic predispositions to longevity. from Neuroscience News https://ift.tt/NRfEQJO

Neurosurgical Procedure Used to Measure Dopamine and Serotonin Is Safe

Inserting a microelectrode deep into the brain to measure serotonin and dopamine levels of patients scheduled to receive deep brain stimulation is safe and effective. from Neuroscience News https://ift.tt/mSlgZfy

Psychedelics May Lessen Fear of Death and Dying, Similar to Feelings Reported by Those Who’ve Had Near Death Experiences

Both those who experienced a natural near-death experience and those who had a near-death experience while taking psychedelics report less fear of death and a lasting, spiritual positive experience. from Neuroscience News https://ift.tt/DrOt54u

Psychotic Symptoms in Children May Have a Genetic Cause

Findings implicate copy number variants (CNVs) in the development of childhood psychosis. Researchers recommend chromosomal array testing for children with psychosis. from Neuroscience News https://ift.tt/hQG2Vm1

Brains Cells Born Together Wire and Fire Together for Life

Neurons that were "born" at the same time show distinct connectivity and activity throughout the life of an animal. from Neuroscience News https://ift.tt/OzjlU56

Hepatitis C Drugs May Reduce PTSD Symptoms

Researchers report several new direct acting antiviral, drugs commonly used to treat Hepatitis C, improve symptoms of PTSD. from Neuroscience News https://ift.tt/8BwAXHv

Sexual Enjoyment Following Childbirth Is Not Altered by Different Delivery Methods

In the years following birth, researchers found sexual enjoyment appears to be unaffected by the method of delivery at birth. from Neuroscience News https://ift.tt/rDNkoZC

Eye Test Could Screen Children for Autism

Measuring the pupillary light reflex could be used to screen for ASD in children, a new study reports. from Neuroscience News https://ift.tt/NYmxTMW

What Older Adults Do While They Sit Affects Dementia Risk

Sedentary behaviors while sitting for extended periods of time, such as watching TV, are associated with an increased risk of dementia in older adults. However, older adults who spent time performing cognitively stimulating tasks, such as using a computer or reading, while sitting had lower dementia risks. from Neuroscience News https://ift.tt/mwjCJ5Y

Lupus Pill Shows Promise in Mice; Clinical Trial Underway

Afimetoran, a newly developed pill to treat lupus, not only prevents lupus-like symptoms in mice, it also reverses signs of organ damage caused by the disease and prevents death. The medication is now undergoing phase 2 clinical trials to assess its effectiveness in lupus patients. from Neuroscience News https://ift.tt/mPLKhEY

Food Allergies Can Be Reversed by Targeting the Microbiome

Researchers developed polymeric micelles of butyrate, a bacterial compound made by healthy a microbiome, that is effective against peanut allergies in mice. from Neuroscience News https://ift.tt/xihDbwd

Stop Dissing Pessimism, It’s Part of Being Human

Pessimism is a fundamental part of the human experience. Researchers say refusing to subscribe entirely to the social drive for the pursuit of happiness and embracing your pessimistic side may be the most reasonable attitude. from Neuroscience News https://ift.tt/gwGsoLc

Deep Brain Stimulation to Brain Area Linked to Reward and Motivation Is Potential Therapy for Depression

Deep brain stimulation applied to a small brain area associated with reward and motivation resulted in metabolic brain changes over 12 months post-implantation and alleviated some symptoms of depression for those with treatment-resistant depression. from Neuroscience News https://ift.tt/hynu7Hz

New Model for Predicting Belief Change

A new predictive model is able to determine who will change their minds about contentious scientific information when presented with evidence-based research. from Neuroscience News https://ift.tt/KdiP3w5

Does Entitlement Make You More Likely to Cheat?

A new study contradicts previous findings that stated a sense of entitlement induced cheating behaviors. from Neuroscience News https://ift.tt/1UvkZ8L

New Method Enables Long-Lasting Imaging of Rapid Brain Activity in Individual Cells Deep in the Cortex

Researchers have developed a new sensor that allows scientists to image the brain without missing signals for an extended period of time and deeper in the brain than current technology allows. from Neuroscience News https://ift.tt/3uJNsv0