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neurobiology

·October 14, 2024·5 min read

When Dogs and Humans Connect, So Do Their Brainwaves

Research reveals that dogs’ and humans’ brain activity can synchronize when they gaze into each other’s eyes. Known as neural coupling, this phenomenon has been seen in interactions within species, but observing it between different species highlights the unique human-dog bond.

Featured Genetics Neuroscience

·October 14, 2024·5 min read

Motor Delays May Predict Genetic Disorders in Kids

A recent study reveals that motor delays and low muscle tone are strong indicators of an underlying genetic diagnosis in children with neurodevelopmental disorders. Researchers reviewed patient records to identify early signs, finding that 75% of children with motor delays had genetic diagnoses. Early identification can enable families to seek genetic testing, potentially offering targeted treatments or monitoring for related medical issues.

Featured Neurology Neuroscience

·October 14, 2024·6 min read

Persistent Virus May Drive Long COVID

A study found people with long COVID symptoms were twice as likely to have lingering SARS-CoV-2 proteins in their blood, suggesting a persistent viral reservoir may drive some ongoing symptoms. Researchers analyzed blood from 706 individuals and found that 43% of those with multisystem long COVID symptoms had viral proteins present months post-infection, compared to 21% of those without symptoms. This discovery hints at potential benefits from antiviral treatments for those with persistent symptoms. However, the study also reveals that not all long COVID cases show persistent viral proteins, indicating other causes may contribute to this complex condition.

Featured Neuroscience

·October 14, 2024·3 min read

Brain Networks Vary in Structure-Function Link

Researchers reveal that the relationship between brain structure and function varies significantly across different brain regions. In primary sensory and motor regions, neuron wiring strongly predicts function, while in regions associated with complex cognition, this link weakens. Using data from 300 brain functions, the study found that advanced cognitive functions rely less on direct neural connections, suggesting evolutionary adaptation.

Featured Neuroscience Open Neuroscience Articles Psychology

·October 13, 2024·5 min read

Teen Friendships Shape Long-Term Wellbeing

New research reveals that teenage friendships lay crucial foundations for adult wellbeing, with the timing and nature of these friendships playing a pivotal role. Early adolescence social acceptance is linked to better adult mental health, while close friendships in later teens impact job satisfaction and romantic stability.

Featured Neurology Neuroscience

·October 13, 2024·5 min read

Liver Inflammation Linked to Cognitive Decline in Aging

New research explores how chronic liver inflammation may lead to brain inflammation and cognitive decline as people age. Through the study of necroptosis, a form of cell death that triggers inflammation, researchers are examining how inflammatory molecules released by the liver impact the brain. Early findings suggest that blocking necroptosis reduces liver and brain inflammation, potentially helping to maintain cognitive function.

This shows a diagram of the magnetic discs.

Featured Neuroscience

·October 13, 2024·7 min read

Magnetic Nanodiscs Offer Implant-Free Brain Stimulation

Scientists have developed magnetic nanodiscs that enable targeted brain stimulation without invasive implants or genetic modifications. The tiny discs, activated by an external magnetic field, deliver electrical pulses to neurons, showing potential in treating neurological conditions. Initial tests in mice demonstrated that these nanodiscs effectively stimulate brain regions linked to reward and motor control, with fewer foreign body responses compared to traditional implants.

This shows the shadow of a dad and child.

Featured Neuroscience Psychology

·October 12, 2024·5 min read

Reflecting on Parents in Therapy Can Shift Childhood Memories

New research suggests that reflecting on a parent in therapy can subtly alter how a person recalls feelings from childhood, even if the question is neutral. This process, known as reappraisal, may lead individuals to adjust their emotions or perceptions toward a parent, with potential long-term effects on family dynamics. In one experiment, participants were asked to remember positive or negative attributes of their mothers, which notably impacted their current and past feelings.

Featured Genetics Neuroscience

·October 11, 2024·5 min read

Key Brain Protein Tied to Motivation and Mood Identified

A new study has identified a brain protein, vesicular nucleotide transporter (Vnut), as essential for regulating mood and motivation in mice. When Vnut was removed from brain cells called astrocytes, the mice displayed higher anxiety, depression-like behavior, and decreased motivation, especially in females.

Featured Neuroscience

·October 11, 2024·4 min read

Brain Endurance Training Combats Age-Related Decline in Focus

Brain endurance training (BET), a combined cognitive and exercise approach, has been shown to significantly improve cognitive and physical performance in older adults. In a study with sedentary women aged 65-78, BET participants showed greater improvements in attention and executive function, along with increased physical endurance. This method, originally developed for athletes, could play a role in reducing age-related cognitive decline and physical challenges such as balance issues.

Featured Genetics Neuroscience Psychology

·October 11, 2024·4 min read

New Genetic Mutations Linked to Schizophrenia Risk

A study has identified mutations arising during brain development that may contribute to schizophrenia. Unlike inherited genes, these somatic mutations occur after conception and were found more frequently in schizophrenia patients' brain tissue. By sequencing DNA from neurons in the dorsolateral prefrontal cortex, researchers identified single-nucleotide variants linked to disrupted brain functions. This discovery highlights the importance of studying both inherited and non-inherited genetic factors.

Brain Cancer Featured Neuroscience

·October 11, 2024·4 min read

Ferroptosis Findings Offer Hope for Cancer and Cell Protection

Scientists have uncovered a new pathway regulating cell death, or ferroptosis, which could pave the way for innovative cancer treatments. By examining how oxidative stress damages lipid membranes, the team found that the proteasome recycling system becomes clogged, accelerating cell destruction.