A new study found that fampridine can improve working memory in individuals with reduced cognitive function, particularly those with low baseline working memory levels. The drug increased brain excitability and enabled faster processing of stimuli.
Children with asthma show lower scores on episodic memory tasks compared to their peers without the condition. Earlier onset and longer duration of asthma also contribute to slower memory development over time.
Technion researchers create new platform, PyPIM, to support in-memory computing. This enables developers to write software directly for in-memory-computing architecture, improving performance and reducing data transfer time.
A new study from UT Arlington found that setting reminders can significantly reduce age-related declines in memory, particularly in prospective memory. The study suggests that reminders help counteract cognitive strain by making memory retrieval less reliant on internal processes.
Aging brains struggle to clear out outdated information, leading to slower processing and more frequent forgetfulness. Beta-band neural oscillations play a crucial role in regulating working memory, with older adults showing a stronger link between these oscillations and their ability to delete irrelevant information.
A study by Bonn researchers confirms the important function of concept neurons in working memory and predicts correct memorization. The activation of these neurons during the working memory phase can also be used to predict whether a test subject will correctly remember an image that has already been shown.
A recent study by the Center for BrainHealth found that long-term cannabis use is associated with poorer sleep quality, which in turn affects memory performance. The research, published in The American Journal of Drug and Alcohol Abuse, involved 141 adults with cannabis use disorder and 87 non-users.
Researchers identified key brain areas, including aVTC and OFC, essential for visual object memory in macaques. Single-neuron recordings revealed top-down regulation and causal information flow between these regions, shedding light on short-term visual object memory mechanisms.
A Boston University researcher is testing whether neurofeedback can improve memory consolidation in patients with early-stage Alzheimer's disease. The study aims to amplify theta oscillatory brain activity during waking rest to boost memory in both healthy older adults and those with the condition.
The brain stores multiple copies of a single memory in parallel among different groups of neurons emerging at different stages during embryonic development. These memory copies change with time, with early-born neurons storing long-term persistence and late-born neurons fading over time.
Researchers discovered a new type of brain activity called BARRs, which helps maintain balance in hippocampal neural networks during sleep. Disrupting these barrages can lead to impaired memory performance.
A team of researchers from Penn State has identified HDAC3 as a key contributor to age-related impairments in memory updating. When blocked, older mice performed similarly to their younger counterparts, suggesting potential therapeutic targets for improving cognitive flexibility in old age.
A study published in Science Advances found that the quality of synapses, specifically dendritic spine head diameter, predicts episodic memory performance in older adults. Researchers suggest targeting pathways that maintain spine head diameter or synaptic strength may yield greater therapeutic benefits for Alzheimer's disease prevention.
Researchers found that epigenetic state affects neurons' recruitment into memory trace formation. Open chromatin states enable more efficient learning. The study opens new avenues for understanding learning and may lead to medication for improving cognitive disorders.
A six-year longitudinal study found that loneliness has a significant impact on memory, even when social isolation is not present. The research suggests that community programs are needed for older adults who are both socially isolated and lonely, as they face the highest risk of memory impairment.
Researchers found that blue and great tits possess 'episodic-like' memory, recalling past experiences such as food availability, location, and timing. This ability may help the birds cope with environmental stress and fluctuation influenced by climate change.
Researchers have found that the serotonin 2C receptor plays a crucial role in regulating memory in both mice and humans. The study discovered that non-functional mutations of the receptor are associated with memory deficits in humans, and that administering a serotonin analog can improve memory in animal models of Alzheimer's disease.
Researchers found that angry and fearful faces were more strongly affected in terms of color recognition compared to neutral faces. Memory colors varied between expressions, with red-yellow being the typical color for angry and fearful faces.
A research team at Pohang University of Science & Technology has developed a new type of hafnia-based ferroelectric memory device that can store 16 levels of data per unit transistor. The device operates at low voltages, high speeds and exhibits stable characteristics.
A new study published in JAMA Network Open found that depressive symptoms are linked to subsequent memory decline in older people, and conversely, poorer memory is associated with an increase in depressive symptoms. The researchers suggest that addressing depressive symptoms may help slow down memory decline.
A new study reveals that working memory representations transform from unstable to solid in the brain's ability to hold and process information. Through repetitive practice, neural pathways solidify, making performance more accurate and automatic.
Researchers found that repetitive practice leads to changes in working memory circuits, making them more stable and refined. The study's findings have implications for addressing memory-related disorders.
A study published in PLOS ONE found that Eurasian jays can recall visual characteristics of cups with unique features after a 10-minute delay, demonstrating episodic-like memory. This ability may aid the birds in finding food stores and could be explored further.
Researchers have discovered that the gene KDM5B regulates learning and memory in mice, with reduced function resulting in loss of learning ability and memory consolidation. The study found that KDM5B plays a crucial role in strengthening connections between neurons, key to forming memories.
The study suggests that memory plays a pivotal role in shaping consciousness, contrasting the idea that computer-based Information Theory provides a sufficient framework for understanding neural memory. The researchers propose a novel perspective that memory underpins consciousness, introducing the concept of a "brain cloud" to illustr...
Researchers at UCLA Health discovered a novel, energy-efficient mechanism of working memory that reduces metabolic cost even during sleep. The discovery is published in Nature Communications and may provide an early diagnostic for Alzheimer's disease and related dementia.
Researchers at KAIST have developed a novel ultra-low power memory device that can replace existing memory or be used in implementing neuromorphic computing. The new phase change memory device consumes 15 times less power than conventional devices, enabling the development of low-cost and energy-efficient artificial intelligence hardware.
Researchers at Tohoku University propose a new concept for magnet-based memory devices using helical magnets' chirality to resolve crosstalk issues. The devices can be written and read out at room temperature, offering potential for high-density, non-volatile storage.
Researchers at Brigham and Women's Hospital discovered that astrocytes, non-immune cells, can develop aspects of immune memory. This epigenetic memory promotes CNS pathology in autoimmune inflammation, including chronic neurologic disorders like multiple sclerosis.
A preliminary study released by the American Academy of Neurology found a positive association between sleep apnea symptoms and memory or thinking problems. Participants who reported sleep apnea symptoms were about 50% more likely to also report having memory or thinking problems compared to those without sleep apnea symptoms.
Scientists have gained new insights into spatial memory by discovering that different types of nerve cells become active together and are coordinated by brain waves. This discovery sheds light on the neural basis of human memory and may lead to the development of new therapies for memory impairments.
Research reveals oxytocin neurons in mouse brain modulate object recognition memory, with activation boosting long-term memory and implicating Alzheimer's disease. Oxytocin's role in social memory also highlighted, suggesting a potential link to loneliness or limited social engagement.
A study published in Brain Injury found that processing speed deficits significantly impair delayed verbal recall and overall memory in people with acquired brain injuries. Researchers recommend cognitive rehabilitation techniques to improve processing speed and enhance quality of life.
A NTU Singapore study found that ageing alters brain cells' communication, leading to weakening connections and poorer memory in middle-aged mice. The research suggests strengthening these connections through memory training may delay age-related working memory decline.
Researchers found that repetitive transcranial magnetic stimulation (rTMS) improved event-based prospective memory in patients with schizophrenia, but not time-based prospective memory. The study suggests rTMS as a potential therapeutic option for prospective memory impairments in individuals with schizophrenia.
The study used various tests to analyze the memory performance of jackdaws, finding that their performance decreased when working memory demands increased. The researchers found that corvids, like humans, show reduced accuracy and biased representations when working memory demands are high.
Researchers at University of Rochester developed a new form of computing memory by straining materials to create hybrid phase-change memristors. This approach combines the benefits of memristors and phase-change materials, overcoming limitations of existing forms of memory.
A study by the University of Ottawa found that various long-term memory types, such as semantic and episodic memory, rely on the same brain network to varying degrees. The research used neuroimaging techniques to compare brain activity across different memory conditions.
Researchers have identified a shared network of brain regions involved in various types of long-term memory, including general semantic, personal semantic, and episodic memory. The study found that these memory types rely on activating the same areas of the brain at differing magnitudes.
A recent study reveals that NK cells can memorize viral antigens and differentiate into immune memory NK cells with considerable killing ability. Themis2, a cytoplasmic protein, plays a crucial role in regulating this process.
Researchers have discovered the temporal structure of hippocampal ripples, a type of brain wave associated with memory consolidation. The study uses topological data analysis to classify these ripples and predict their generation by different regions of the hippocampus, offering new insights into episodic memory formation.
A newly developed labeling method allows for visualization of intraregional synaptic connections between inhibitory interneurons and excitatory engram cells. Researchers have identified the role of inhibitory interneurons in memory expression, suggesting that they suppress fear expression by inhibiting fear engram cells.
Researchers found that an adaptive memory tracking training program can improve cognitive function, particularly attention and working memory, in women treated for breast cancer. The training showed lasting gains after just 12 hours of practice.
A Cornell University-led study has separated the role of the hippocampus in two functions of memory, which are crucial for associating time, place, and past experiences with future actions. The breakthrough has significant implications for treating memory and learning issues found in Alzheimer's disease and dementia.
Researchers have discovered that traumatic memories create new neural networks and associations between distinct networks, enabling fear-based learning and recall. The study used optical and machine-learning approaches to visualize the dynamics of brain activity during memory formation.
A study of 1,500 participants found that certain brain regions, including the hippocampus, exhibit stronger activation in individuals with better memory performance. The researchers identified functional networks in the brain linked to memory performance, shedding light on individual differences in memory recall.
A new approach to PTSD treatment may involve targeting cerebellar inhibitory interneurons, which play a critical role in fear memory formation. The research found that these interneurons drive fear memory consolidation via learning-induced HCN plasticity.
A three-year grant from the National Multiple Sclerosis Society will fund Dr. Carly Wender's study on maximizing learning and memory function in individuals with MS. The COMBINE intervention combines cognitive rehabilitation technique KF-mSMT with innovative exercise training to improve new learning and memory.
Research by Kessler Foundation team found that processing speed plays a role in benefit from the modified Story Memory Technique on verbal list learning but not on prose memory tasks. This suggests that treating deficits in processing speed may lead to optimal outcomes for individuals with traumatic brain injury.
Researchers at Brigham and Women's Hospital linked MS brain lesions to memory problems by mapping white matter lesion locations in people with MS. The study found that lesions intersecting with a previously derived memory circuit centered on the hippocampus were associated with memory issues.
Researchers from Sophia University found that melatonin and its derivatives, such as ramelteon and N1-acetyl-5-methoxyquinuramine, facilitate the formation of long-term memory in male mice. The study suggests that melatonin modulates the phosphorylation levels of key proteins involved in long-term memory formation.
A team of researchers identified neural dynamics that our visual system uses to transform what we see into what we do, demonstrating that working memory relies on both what one is storing and why. This new understanding challenges traditional theories of working memory, which state that storage codes are stable over time.
Researchers at Tokyo Institute of Technology have developed a novel ferroelectric semiconductor memory device with a 100 nm channel length, enabling high-density storage and seamless integration with existing semiconductor technologies. The device exhibits typical resistive switching, high on/off ratio, large memory window, and good re...
A new study by the University of York found that digital puzzle games enhance memory abilities in older adults, similar to those of people in their 20s. However, strategy games did not show the same improvements. The study suggests that brain storage information changes with age, and future research should focus on this connection.
Researchers found that Period 1 gene becomes more active in memory-forming region of brain in daylight hours after learning, playing crucial role in consolidating memories. Mice exhibit improved daytime memory performance compared to nighttime.
A Stanford Medicine-led study found that children with autism have impaired memory beyond poor facial recognition, affecting other types of information. The research also revealed distinct brain wiring patterns reflecting these memory challenges.
A study led by Dartmouth College researchers found that participants' color memory improved when stimuli were meaningful and part of real-world objects. The results demonstrate that the capacity for visual working memory of colors is more continuous and flexible than previously thought, with better recall of colors in meaningful contexts.
Researchers at the University of Cambridge have developed a new type of computer memory that can process data in a way similar to the human brain. This technology uses hafnium oxide and tiny self-assembled barriers to store and process information, enabling greater density, higher performance, and lower energy consumption.
Researchers at KAUST developed smart digital image sensors that can recognize images with high accuracy, using a charge-trapping 'in-memory' sensor sensitive to visible light. The devices have an extremely long-lived retention time of up to 10 years and can perform optical sensing, storage, and computation.
Researchers found that targeted deep-brain stimulation during a critical sleep cycle improved memory consolidation in patients with epilepsy. The study provided physiological evidence from inside the human brain supporting the main theory for how memory is consolidated during sleep.