Weekly Neuroscience Update

Synergetic framework. Credit: Trends in Cognitive Sciences

A new model for understanding the brain paves the way for more accurate diagnoses and treatments.

For people with drug-resistant epilepsy, having a dog companion trained in detecting seizures and other epilepsy-related tasks may reduce the amount of seizures they have, according to new research published in Neurology

New research shows that continued cocaine use disrupts communication between major brain networks.

Researchers are embarking on a pioneering study to uncover how genes associated with autism spectrum disorders (ASD) converge to affect brain neurons, particularly leading to heightened sound sensitivity. This research aims to identify common neural circuit mechanisms that may underlie the diverse genetic pathways contributing to ASD, focusing on auditory hypersensitivity, a condition that significantly impacts individuals’ lives.

Two new studies explore how closely attention and eye movements are linked and reveal how the brain coordinates the two processes.

A pioneering new study using virtual reality (VR) aims to identify early signs of Alzheimer’s disease through impaired spatial navigation in asymptomatic adults at risk. By testing 100 middle-aged adults with genetic, familial, or lifestyle risk factors for Alzheimer’s, the study discovered that spatial navigation difficulties in VR environments precede traditional cognitive decline symptoms. Notably, this impairment was more pronounced in men than women, suggesting a gender-specific vulnerability

Mounting research shows that COVID-19 leaves its mark on the brain, including significant drops in IQ scores.

A daily fiber supplement improved brain function in people over 60 in just 12 weeks. The study, published recently in Nature Communications showed that this simple and cheap addition to diet can improve performance in memory tests associated with early signs of Alzheimer’s disease.

A new study has found mutations in key brain cells among individuals with chronic opioid use that could shift how we think about treatment strategies for opioid use disorder.

According to a Mayo Clinic study published in Nature Neuroscience, the cells that act as the central nervous system’s first line of defense against harm also play a role in helping the brain awaken from anesthesia. This discovery could help pave the way for innovative methods that address post-anesthesia complications.

Scientists have trained a bank of AI models to identify patterns of brain activity that signal memory formation.

People who experience sleep apnea may be more likely to also have memory or thinking problems, according to a preliminary study that will be presented at the American Academy of Neurology’s 76th Annual Meeting taking place April 13–18, 2024.

Schizophrenia is associated with an increased risk of subsequent cardiovascular disease events, with the association stronger in women, according to a new study.

New research delves into the genetic underpinnings of language development in early childhood and its implications for later cognitive abilities and neurodevelopmental disorders such as Attention-Deficit/Hyperactivity Disorder (ADHD) and Autism Spectrum Disorder (ASD). Interestingly, the research highlights a developmental shift in the genetic associations with ADHD symptoms, suggesting that the role of genetics in language development and its impact on neurodevelopmental outcomes is complex and changes over time. This study underscores the importance of understanding the early linguistic journey as a window into a child’s future mental health and cognitive prowess.

Finally this week, a new neuroimaging study is the first to reveal how the brain gets to the creative flow state.

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