The new Cell Atlas updates reveal that 20% of all neurons in the mouse brain are inhibitory, with detailed information on morphological and electrophysiological properties. The atlas combines various datasets to create a coherent framework for simulating neural circuits.
Researchers have developed a novel experimental platform that combines optical and fMRI techniques to study large-scale brain networks. The platform identified the anterior insular cortex as a key player in controlling the Default Mode Brain Network, which is active during daydreaming, memory retrieval, and envisioning the future.
Researchers created monthly infant brain atlases to track normative trends in brain development. The atlases reveal changes in brain structure, cortical geometry, and tissue contrast, shedding light on conditions like ADHD and dyslexia. The study aims to facilitate discovery of new insights into child cognition and social behavior.
Researchers at the Queensland Brain Institute developed a new ultrafast fMRI technique to study brain activity. The technique revealed that brain activity follows preferential circuits depending on cell type organisation, and blood signals can reflect network organisation and cell type distribution.
Researchers from the University of Queensland created a detailed outline of the cuttlefish brain structure and neuronal network, shedding light on their camouflage abilities. The study reveals that the cuttlefish's brain adaptations reflect their daily life requirements and ecology.
Researchers at UW-Madison developed silica nanocapsules that can carry CRISPR tools across the blood-brain barrier, enabling brain-wide gene editing for disorders like Alzheimer's and Parkinson's. The technology has potential for non-invasive delivery of gene therapies.
A survey of researchers and the public reveals a high percentage are in favor of proceeding with neuroscience research and brain-related information use. The general public expresses hopeful feelings about this research, while major differences exist between the two groups on ELSI topics.
Researchers investigate technologies to interact with the brain at different levels, enabling paralyzed patients to control robotic arms and prosthetics. Deep brain regions are heavily involved in basic life functions, and understanding their activities is crucial for clinical applications.
A study published in Journal of Hepatology found that non-alcoholic fatty liver disease (NAFLD) can cause a decrease in oxygen supply to the brain and inflammation to brain tissue. The research identified Monocarboxylate Transporter 1 (MCT1) as a potential therapeutic target for protecting against NAFLD-induced brain dysfunction.
Researchers at Tohoku University used fiber photometry to analyze astrocytes' activity and found an acid response linked to intensified epileptic seizures. This breakthrough may lead to new therapeutic strategies for epilepsy, stroke, trauma-induced brain injury, and memory enhancement in dementia treatment.
The Julich Brain Atlas provides detailed maps of brain cells and receptors, enabling better understanding of brain connectivity and function. The atlas allows for correlation between brain network activity and underlying anatomy, aiding in the diagnosis of psychiatric disorders.
A new study successfully tested an implantable pump that delivers chemotherapy directly to the brain, bypassing the blood-brain barrier. The treatment effectively kills brain tumor cells and offers a safe way to treat patients with brain cancer.
Researchers propose a new network approach to understand brain function, suggesting that connections between brain regions are key to cognitive tasks. This new view also sheds light on individual variability and can be applied to predict symptoms in patients with brain lesions.
Twenty early-career researchers from Canada will receive funding for their innovative projects on brain disorders, including epilepsy, depression, and multiple sclerosis. The grants aim to reduce the social and economic burden of these conditions through prevention, early diagnosis, and treatment.
A new study has identified two distinct brain networks associated with risk and resilience in depression. The salience network is linked to increased depression symptoms, while the default mode network is linked to decreased depression symptoms. These findings may lead to new treatments for depression using neuromodulation therapies.
A study found that infant brains can reorganize language abilities to the right side of the brain after a stroke in the left hemisphere. Participants showed consistent pattern of language activation on the right hemisphere, regardless of damage extent.
Krembil Brain Institute researchers propose a new mechanistic model for Alzheimer's as an autoimmune condition that attacks the brain. This new approach challenges traditional views on brain diseases and opens the door to innovative therapies.
Researchers at UCLA and UCSF will map gene regulatory regions to understand how genetic variants affect brain development. They aim to build a comprehensive catalog of cell types in the developing brain and identify specific cell types and genomic regions that mediate the risk of brain diseases.
The Allen Institute is leading a global collaboration to create detailed atlases of the human brain and its cells. The project aims to understand brain function and structure, with applications in treating diseases of the brain.
The Center for BrainHealth has launched three research projects to develop objective metrics of improved brain systems in response to interventions. These projects aim to determine the changes in the brain's physiology, structure, and function linked to gains in comprehensive psycho-social measurements over time.
Researchers produced human and chimpanzee brain organoids to investigate the role of ARHGAP11B in brain evolution. The study found that the gene is essential for neocortex development, with its absence or inhibition leading to decreased levels of critical brain stem cells.
Rare-earth based materials are used for high-resolution brain imaging and efficient diagnosis of brain diseases through magnetic resonance imaging, computed tomography imaging, and fluorescence imaging technologies. Additionally, they can be used for targeted therapy, overcoming the blood-brain barrier.
A study reveals that four nonexcitatory amino acids can cause irreversible brain destruction after a stroke or traumatic brain injury. The amino acids flood the brain cells, leading to swelling and cell death.
A study led by University College London found that poor heart health at age 36 predicts a higher brain age later in life, with men having older brains than women of the same age. The research used machine learning to estimate brain age from MRI scans and found an association between brain age and increased brain shrinkage over time.
A new AI-based dynamic brain imaging technology has been introduced by Carnegie Mellon University, which can map out rapidly changing electrical activity in the brain with high precision and speed. The technology uses deep learning approaches to translate scalp EEG signals back to neural circuit activity without human intervention.
Scientists at the Allen Institute are creating a detailed atlas of brain cells in Alzheimer's disease, shedding light on the cellular roots of the condition. The massive dataset from over 1.2 million neurons could lead to new therapies to slow or halt disease progression.
Astrocytes in the thalamus play a key role in susceptibility to seizures after brain injuries. Targeting a specific protein, GAT3, in these cells may prevent long-term damage.
A new GPU-based machine learning algorithm, ReAL-LiFE, can rapidly analyze large amounts of data from diffusion Magnetic Resonance Imaging (dMRI) scans of the human brain. This allows for faster analysis and prediction of brain connectivity, enabling better understanding of brain-behaviour relationships at scale.
Scientists at Tohoku University have identified specific brain wave patterns related to social behavior in mice. These findings provide a unified understanding of brain activity underlying social behavior and its deficits in disease.
Researchers used microcircuit models of basal ganglia and thalamus areas to create multiscale models of Parkinson's patient and healthy control brain. They found that in-silico deep brain stimulation could normalize decreased firing rates in subcortical regions, but also caused differential activity in the motor cortex.
Researchers mapped neural connections throughout entire brain after TBI, finding increased connections to inhibitory neurons but disrupted relationships. Transplanted interneurons showed promise in reconnecting damaged brain regions.
Using lesion network mapping, researchers mapped addiction remission to entire brain circuits rather than specific regions, pointing to new targets for treatment. The study found a common brain circuit associated with both nicotine and alcohol addiction, suggesting a potentially therapeutic targetable neural pathway for addiction.
Research reveals that healthy brain temperature varies significantly by brain region, age, sex, and time of day. Daily brain temperature cycles strongly correlate with survival in traumatic brain injury patients, suggesting potential improvements in understanding and treatment of brain injuries.
Researchers have elucidated principles of human brain organisation across visual, auditory, somatosensory, and motor functional systems. The study revealed systematic changes in receptor architecture and gene expression within each system, reflecting increasing complexity of information processing.
A team of researchers, backed by a $8 million US Department of Defense grant, aims to identify potential treatment options and ways to block brain inflammation caused by repetitive blast exposures. They will use advanced brain imaging and blood sampling to understand the role of neuroinflammation in TBI.
A new statistical method for brain mapping is proposed to improve accuracy by removing redundant associations. The study uses simulations to test the method's performance on fake diseases and scores, revealing its superiority over existing approaches. The next step is to apply this refined analysis to study Alzheimer's disease.
A global team of experts proposes a new approach to elevate health and well-being by optimizing late-life brain capital. The model highlights the importance of preserving social connection and cognitive function in preventing elder mistreatment.
The new ASTRO guideline provides guidance on radiation therapy for brain metastases, including evidence-based recommendations for multidisciplinary planning and delivery of advanced techniques to manage intact and resected brain tumors. The guideline aims to improve quality of life and outcomes for patients with brain metastases.
Researchers used whole-brain virtual models to simulate neurostimulation effects on aging human brains, identifying key brain regions for therapeutic interventions. The study found that stimulating the precuneus region could induce a brain state similar to that of younger participants.
A study published in the Journal of Alzheimer's Disease Reports suggests that damage to the blood-brain barrier is the determining cause of Alzheimer's disease. The Lipid Invasion Model proposes that lipids entering the brain due to barrier damage lead to brain shrinkage, amyloid plaques, and tau tangles, characteristic of the disease.
Scientists reconstructed a whole-brain projectome comprising over 6,000 single neurons in the mouse prefrontal cortex, revealing 64 projectome-defined neuron subtypes. The study utilized software package Fast Neurite Tracer to analyze TB-sized imaging data and construct high-resolution intra-PFC networks.
Researchers at Aarhus University review 20 years of music and brain research, revealing music's unique property of using expectations to influence behavior and emotions. The study explores how music activates the brain's reward system through dopamine release and explains music processing mechanisms.
Mayo Clinic researchers propose a novel computational model that links Alzheimer's disease symptoms to brain anatomy, revealing a complex relationship between mental processing and brain function. The model uses machine learning to analyze patient brain imaging data and compresses complex brain anatomy into a conceptual framework.
Researchers found that targeting astrocytes, an inflammatory cell in the brain, reduces tau-related brain damage and inflammation in mice. The findings suggest suppressing inflammatory astrocytes may benefit in reducing brain inflammation and delaying Alzheimer's progression.
Researchers found significant microstructural changes in white matter tracts, indicating the brain's ability to adapt to spaceflight. After returning to Earth, these changes remained visible seven months later.
A new study by Tohoku University researchers found that brain training with neurofeedback enhances cognitive functions, particularly episodic memory and working memory. The study, published in Brain Sciences, suggests that increased brain activity during training is key to unlocking its benefits.
Researchers at Radboud University Medical Center have created reference models for brain development and aging, providing personalized predictions for various brain conditions. These 'brain charts' enable early detection of mental disorders and help stratify subtypes, ultimately improving treatment outcomes.
Regular aerobic exercise has been shown to strengthen brain networks between spared regions, improve grey-matter volume, and enhance movement control in individuals with Parkinson's disease. The study published in Annals of Neurology suggests that exercise can stimulate compensatory capacity in the brain, leading to reduced symptoms.
Researchers have discovered that heart disease causes early brain dysfunction, leading to reduced blood flow and increased risk of dementia. A combination of heart disease and a genetic predisposition for Alzheimer's Disease also trebles the amount of beta-amyloid protein in the brain.
A subminiature multifunctional brain chip has been developed to analyze brain activity from multiple aspects. The chip integrates a fluid channel for extracting cerebrospinal fluid, injecting medicine, and measuring brain signals, minimizing brain damage and enabling precise analysis of neurotransmitters and brain signals.
The human brain contains trillions of contact points, requiring massive computational resources. Researchers outline the need for exascale computing power to tackle brain complexity.
Researchers discovered short bursts of activity in the brain, known as 'events,' which occur regardless of brain state or activity. These events are guided by the brain's structural network and may be tied to the physical structure of brain regions, offering a potential new avenue for understanding brain injuries and disorders.
A new study by the University of Oslo found that brains with an older appearance are associated with lower birth weights and a genetic tendency towards smaller brain size. The researchers measured the pace of brain aging in 1,500 adults over 10 years and found no strong correlation between estimated brain age and future brain changes.
Abnormalities in brain cells and axons may lead to increased blood flow and more severe symptoms of autism. The study provides insights into the biology of autism spectrum disorder and potential therapeutic targets.
Microglia play a vital support role in maintaining blood vessels in the brain, regulating blood flow and capillary diameter. This discovery may lead to new therapies for diseases affecting small brain vessels, such as Alzheimer's and stroke.
The Human Brain Project's Scientific Conference presents abundant scientific achievements in neuroscience, brain medicine, and technology. Renowned experts discuss past, present, and future of brain research, highlighting the role of HBP in driving innovation.
Researchers have made progress in creating a brain atlas of the mouse brain, which will help develop tools for studying the human brain. The study describes the diversity of neurons in the mouse brain and establishes new methods for characterizing cell types and neural connections.
The NIH BRAIN Initiative Cell Census Network has published an atlas of cell types and neuronal wiring diagram for the mammalian primary motor cortex, derived from detailed studies of mice, monkeys, and humans. This comprehensive resource provides a foundation for further study of cell types in the rest of the brain.
Researchers have created a comprehensive atlas of the primary motor cortex, a region that controls movement across mammalian species. The detailed map classifies millions of neurons into different cell-type categories, providing a crucial foundation for understanding brain diseases such as ALS.
Research in mice reveals that drug withdrawal alters brain activity patterns, causing increased functional connectivity and decreased modularity. This universal effect may be a common trait among different types of addictive drugs.