Articles tagged with Brain
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers discovered mice's instinctive behavioral responses based on vision alone, offering a reliable way for future studies. The study found mice freeze 84% of the time when seeing small discs moving slowly across the screen, while fleeing 88% of the time when seeing growing discs simulating approaching predators.
A systematic review and meta-analysis of brain training exercises found that speed of processing training can significantly reduce the risk of dementia. The study, which included 2,832 participants, showed a 48% reduction in dementia risk over 10 years with this specific exercise.
Researchers at Salk Institute discover that the timing of brain activity, not just the number of spikes, is crucial for recognizing shapes and perceiving the world. The study's findings have potential applications in developing more accurate visual prosthetics for people with blindness.
Scientists have developed a rapid and robust protocol to generate functional human GABAergic neurons from stem cells in a single step. This allows for the creation of high-quality neuron populations for studying psychiatric disorders and rapidly screening drugs.
Researchers discovered that ion channel Sandman plays a critical role in sleep control. When dopamine levels increase, Sandman moves outside the cell, effectively shutting down sleep-control neurons and leading to wakefulness.
Researchers at UC Berkeley have developed dust-sized wireless sensors that can be implanted in the body to monitor internal nerves, muscles, or organs in real-time. The technology also enables stimulation of nerves and muscles to treat disorders such as epilepsy or stimulate the immune system.
Researchers found that a sea lion named Ronan can keep the beat better than any other non-human animal, suggesting that beat-keeping abilities may be more ancient and widespread than thought. The study used mathematical equations to analyze Ronan's brain activity while she moved to different rhythms.
The Damon Runyon Cancer Research Foundation has awarded fellowships to 17 early career researchers conducting basic and translational cancer research. The four-year awards total nearly $3.95 million, providing independent funding to support novel ideas in cancer prevention, diagnosis, and treatment.
Researchers at NYU Langone Health have identified a new target for preventing Alzheimer's disease, targeting the mechanism behind neural and vascular death. The study suggests that Carbonic Anhydrase Inhibitors may be effective in delaying symptom onset and improving quality of life for patients.
The Health-eBrain Study launches Phase II to investigate the impact of Alzheimer's caregiving on brain and behavioral health. An international cohort of caregivers will use a mobile app to assess their cognitive function over 12 weeks, tracking stress levels, sleep, mood, and self-evaluation of memory.
A study comparing SRS alone to SRS combined with WBRT found that SRS alone resulted in less cognitive deterioration at 3 months, with higher quality of life. The findings suggest that SRS alone may be a preferred strategy for patients with 1-3 brain metastases.
A Pew Research Center survey found that a majority of Americans are worried about the potential use of gene editing, brain chip implants, and synthetic blood to 'enhance' human abilities. The survey reveals concerns about unequal access and moral acceptability, with more people expecting downsides than benefits.
Research reveals racial differences in stroke care procedures, with minority patients receiving more life-sustaining treatments like gastrostomy and tracheostomy. However, curative procedures such as IVT and carotid revascularization were less common among minority patients, highlighting disparities in stroke care.
A new study published in JAMA Neurology found that tau imaging using [18F]-AV-1451 PET tracing distinguished participants with Alzheimer's from those who were cognitively normal. Elevated binding was also associated with volume loss in parts of the brain.
Researchers found that long-term antibiotic treatment decreased levels of amyloid plaques and activated inflammatory microglial cells in mice brains, while altering the gut microbiome. The study suggests a link between the gut microbiome's composition and immune system activity impacting Alzheimer's disease progression.
A new study from Carnegie Mellon University reveals four distinct stages of problem solving: encoding, planning, solving, and responding. The research uses functional MRI to analyze brain activity patterns and provides insights into how students think when solving math problems.
Researchers created a new approach to scanning brain synapses using PET technology, revealing synaptic loss in patients with epilepsy. The technique may help diagnose and treat various disorders, including Alzheimer's disease and Parkinson's disease.
New research suggests that greater fluctuations in 'bad' cholesterol levels may be associated with lower cognitive performance in elderly adults. The study found that participants with the highest LDL cholesterol variability took longer to complete a cognitive test, indicating poorer brain health.
A new study published in Frontiers in Human Neuroscience found that cognitive training improves executive function and memory, while aerobic exercise increases global brain flow. The study also showed that both mental and physical exercises produce observable benefits for brain health.
A new study from New York University neuroscientists reveals the brain's role in decision-making. By using confidence to gauge errors, the brain revises its approach, even in complex situations like medical diagnoses and financial investments.
Researchers at UMMS found that T-cells play a pivotal role in social development, with elevated IFN-γ signaling linked to social brain function. This discovery may lead to new therapeutic approaches for neurological disorders.
Researchers review physicochemical properties necessary to penetrate the BBB and conclude a list of properties that can increase the chances of small molecule penetration into the brain. The study emphasizes the importance of retaining the pharmacophore and working it into a structure that emphasizes the presented properties.
A study by Brain State Technologies found that young athletes with long-term concussion symptoms showed significant improvements after using HIRREM neurotechnology. The athletes experienced durable changes in heart rate variability, suggesting enhanced capacity for rapid adaptive adjustments in their pumping function.
A new $13 million study will revisit patients first screened between the 1960s and 1980s to evaluate how early life risk factors affected brain health and dementia risk. Researchers aim to explore racial and ethnic differences in dementia rates and risk factors.
A new study using Bayesian inference models shows that humans anticipate future events based on past experiences, but the accuracy of their responses differs from reality when stimuli are accelerated or delayed. This suggests that our brain continuously updates probability of encountering future stimuli.
A new study published in Nature found that musical preferences depend on exposure to Western musical culture, not innate brain wiring. In a remote Amazonian tribe with limited exposure to Western music, dissonant chords were rated as likeable as consonant chords.
The FDA has approved the ExAblate focused-ultrasound device to treat essential tremor in patients who do not respond to medication. The procedure shows promise as a less invasive alternative to deep-brain stimulation, with significant reductions in tremor symptoms after three months and one year.
A new study reveals that artificial sweeteners can stimulate appetite by integrating sweetness with energy content in the brain, leading to increased food consumption. Researchers found that chronic exposure to sucralose increased the animal's motivation to eat more food, even when they had enough calories.
Researchers found that middle-aged adults activated the medial prefrontal cortex instead of the visual cortex when recalling details, suggesting a change in what information they prioritize as they age. This shift may be beneficial for daily life tasks but could impact memory performance if not adapted to.
The gut microbiome's impact on brain health and disease is a growing area of research. Dr. David Perlmutter discusses the link between the gut microbiome and conditions like Alzheimer's, ALS, and multiple sclerosis.
MIT biologists identify a key protein inhibited by lithium, leading to reduced worm activity, suggesting a mechanism for lithium's effects on the brain; the findings propose a new hypothesis linking BPNT1 inhibition to mood stabilization in humans
Researchers found that cockroaches exhibit head-direction-like activity and evidence of contextual cue processing in their brains. This suggests that insects rely on the same sensory inputs as humans and process them in a similar manner.
Scientists at Salk Institute discovered that microRNA miR-19 regulates new neuron placement in adult brains and is disrupted in schizophrenia patients. The study paves the way for understanding how adult brains control new neuron growth and its potential link to neuropsychiatric disorders like schizophrenia.
Researchers used a new artificial neural network method to simulate the atomic interactions of water molecules, explaining its melting temperature and density maximum. The study provides insights into the unusual properties of water, which cannot be understood solely on the basis of its chemical composition.
Researchers from Rush University Medical Center found that diseased blood vessels in the brain may contribute more significantly to Alzheimer's disease dementia than previously believed. The study analyzed medical and pathologic data on 1,143 older individuals and found an association between worsening brain vessel diseases and higher ...
A study by Dr. Chantel Prat and colleagues found that a five-minute measurement of resting-state brain activity can predict how quickly adults pick up a second language. Participants with larger 'beta' networks in their brains learned French twice as quickly, suggesting a link between brain activity and language learning speed.
Researchers have developed a computer game and mobile app to help people control unhealthy eating habits and lose weight. The game improves inhibitory control, while the app detects patterns in eating habits and provides personalized strategies to stay on track.
Researchers developed an anti-apoE4 specific monoclonal antibody that reverses key brain-related pathological effects of apoE4 and associated cognitive deficits in mice. The treatment also accumulates in the brain and binds to apoE4, suggesting a novel approach for AD therapy.
A new Harvard T.H. Chan School of Public Health study funded by Grand Challenges Canada estimates that early life growth faltering results in a $176.8 billion reduction in potential career earnings for children born each year. Investing in better childhood growth could yield a threefold return.
Researchers found that microcephaly screening alone is insufficient to detect all cases of Zika virus in newborns. The study suggests that signs and symptoms of brain abnormalities should also be included in screening criteria.
New research from Washington University in St. Louis shows that revenge is not just bitter, but also sweet, with people experiencing both positive and negative emotions. The study used three experiments involving over 600 participants to explore the emotional consequences of revenge.
Researchers have demonstrated that retinal cells carry out key processing tasks, paving the way for improved retinal implants and potentially restoring vision to those with macular degeneration. This breakthrough could significantly improve artificial retinas and enhance the sight of thousands affected by age-related macular degeneration.
Two studies in mice reveal that rescuing MeCP2 activity in certain neurons can improve symptoms of Rett syndrome, with different types of neurons playing distinct roles. Researchers are now exploring drugs to improve inhibitory and excitatory neuron balance, offering new hope for potential therapies.
A new consensus statement on physical activity in schools and during leisure time reveals that exercise boosts kids' brain power and academic prowess. Regular physical activity improves heart health, metabolism, and develops life skills, boosting self-esteem and social inclusion.
Researchers found a unique 'texting rhythm' in approximately 1 in 5 patients using smartphones while having their brain waves monitored. The study suggests that texting can change brain waves and may have significant implications for brain-computer interfacing, gaming, and driving.
A Weizmann Institute study found that viral infection during pregnancy disrupts the fetal immune system, leading to abnormal brain development and increased risk of neurodevelopmental disorders. The study suggests a possible explanation for how maternal infections raise the risk of autism and schizophrenia in offspring.
Stent retrievers effectively reverse strokes by removing gelatinous blood clots, outperforming intravenous drug tPA in reducing disability. The devices will impact stroke systems of care and treatment location, routing higher severity patients to centers capable of neuroendovascular procedures.
Researchers found that the LRP4 molecule is crucial for regulating glutamate levels in star-shaped brain cells called astrocytes. Without it, glutamate release is reduced, leading to intellectual impairment and seizures. However, blocking the receptor ATP eventually activates ameliorates the negative impact on mice.
Research reveals a close relationship between Alzheimer's disease and type 2 diabetes, with drugs used to treat diabetes potentially alleviating Alzheimer's symptoms and vice versa. The study found that dementia-related complications can lead to changes in glucose handling and ultimately diabetes.
A recent study found that a pipeline device can safely and effectively treat difficult-to-treat brain aneurysms located near the front of the brain. The device was used to successfully occlude 77.8% of aneurysms, with a success rate of 70% for previously treated cases.
Researchers found that newborn mice brain's neural activity does not trigger a corresponding boost in blood flow, unlike the adult brain. The study reveals how the growing brain feeds itself and sheds new light on brain development.
Research shows that older adults experience age-related deficits in inhibition, leading to slower processing of visual information. This decline affects their ability to distinguish between familiar and novel objects, making it harder for them to perceive shapes and objects clearly.
A study published in Neuron reveals how smell preference is computed in the brain, suggesting that most glomeruli contribute to attraction or aversion. The model predicts that relative preferences can flip depending on other odors present.
Researchers found that learning and training improve perception in older adults, despite degraded tactile perception. Computer simulations revealed that the brain's compensatory mechanism is strengthened, resulting in enhanced brain activity and improved perception.
A new study from Johns Hopkins University suggests that exercising children's intuitive number sense can improve their math skills. Researchers created a five-minute computer game that trained the number sense of 40 kindergarteners, who then showed significant improvements in math performance.
Researchers found that the testes of larger, more aggressive dark-eyed juncos produced more testosterone, leading to flashier plumage and other traits influenced by testosterone. The study challenges the prevailing theory that hormonally regulated trait differences are controlled largely by the brain.
A recent study published in an online supplement of the journal Sleep found that normal older adults with excessive daytime sleepiness or fatigue had more brain atrophy and lower cognitive scores. The research may help identify individuals at higher risk for dementia before symptoms appear, allowing early interventions to prevent progr...
A new study found that older people's brains absorb irrelevant information subconsciously, making it harder for them to recall details. This 'clutter' in their minds negatively impacts their ability to clearly remember relevant information.
Researchers found long-term damage to the blood-spinal cord barrier after ischemic stroke, leading to a 'toxic environment' in the spinal cord. This damage can cause further disability and exacerbate disease pathology, including motor neuron deterioration and motor dysfunction.
A study by the Center for BrainHealth found that strategy-based reasoning training can improve executive function and memory span in individuals with mild cognitive impairment. The training focused on higher-level brain functions such as strategic attention, integrated reasoning, and innovation.