Articles tagged with Neurological Disorders
Researchers tracked daily behaviors of African turquoise killifish for four years, identifying 100 distinct 'behavioral syllables' that predicted lifespan. Fish that lived longer tended to sleep at night, swim with greater vigor, and be more active during daylight hours.
Researchers developed a fast, non-invasive, and affordable diagnostic tool using retinal images to differentiate between ALS and Alzheimer's disease. The tool, based on polarized light analysis, accurately predicted disease severity and type with high accuracy.
A new review outlines the scientific explanations behind ketogenic diets' therapeutic benefits for epilepsy, including their ability to strengthen brain energy systems, reduce inflammation, and protect neurons. The review highlights the need for further research, particularly in adults, to develop new therapies that mirror the diet's e...
A prospective multicenter study found Woven EndoBridge therapy safe and effective for unruptured wide-necked bifurcation aneurysms in Chinese patients. The therapy promotes durable aneurysm occlusion with minimal risks.
Researchers created the most comprehensive single-cell atlas of epigenetic changes in the aging mouse brain, revealing how DNA methylation, genome structure, and gene activity change across brain regions and cell types. The atlas has already shown clear epigenetic differences between different age groups and allowed the development of ...
Researchers found elevated pTau levels in individuals with transthyretin amyloidosis and immunoglobulin light-chain amyloidosis, suggesting a new diagnostic approach for systemic amyloidosis. The findings may facilitate earlier detection and help confirm suspected cases.
A new study found that functional impairment worsened over time in individuals with early Parkinson's disease, despite plateaued symptoms, with gait, balance, and posture being the most bothersome issues. The study's results underscore the importance of incorporating real-world measures of disease progression in clinical trial design.
A large survey of stroke survivors under 50 found that they experience more difficulties concentrating and have poorer mental health days compared to older survivors. Younger survivors who were not working faced the greatest challenges in their recovery, highlighting the need for unique support services.
A mini-review synthesizes large-scale genomic findings to illuminate the polygenic architecture underlying common epilepsies. Rare genetic variants contribute to epilepsy risk, with shared biological pathways involving ion channel function and synaptic excitability
Researchers discovered that FOXJ3 gene mutations disrupt brain layer formation, leading to drug-resistant epilepsy. The study reveals a critical link between abnormal brain development and epilepsy, identifying FOXJ3 as a key genetic and molecular cause.
Patients with neurological diseases face profound questions about identity, purpose, and meaning, but neurologists often lack training and tools to address these concerns. A new paper offers practical strategies for incorporating spiritual assessment into routine neurological care.
Researchers have identified two compounds that restore chloride balance in neurons, thereby allowing GABAergic signaling to regain its inhibitory function. PCPZ and CLP-257 significantly improved KCC2 efficiency, reducing seizures and other electrical markers of epileptic activity in human brain tissue and animal models.
A comprehensive review synthesizes the science behind vagus nerve modulation therapies, which use controlled signals to influence brain circuits and inflammation. The authors identify key mechanisms and propose next-generation treatments tailored to individual patients and conditions.
A new medication called zorevunersen has been found to reduce seizures in children with Dravet syndrome by up to 91%, improving their quality of life and behavior. The study, led by University College London and Great Ormond Street Hospital, also showed the potential to reduce the impact of the condition on mental processes.
A network of genes connected to the nervous and immune systems can predict liver cancer risk, fatigue, and depression from viral hepatitis infection. The neuroimmunoma biomarker may monitor disease progression and indicate possible psychiatric complications.
A new study from CU Anschutz links chronic back pain to heightened brain responses to everyday sounds and finds that Pain Reprocessing Therapy can improve sensory amplification. The research found specific brain changes associated with sound hypersensitivity, which can be treated with psychological therapy.
A UCF researcher is pursuing innovative approaches to treat diabetic neuropathy without relying on pain pills and anti-depressants. Dr. Jim Nichols is investigating overlooked mechanisms in the body that may show how insulin deficiency affects sensation in limbs.
A pilot clinical trial suggests that low-dose oral lithium may help slow the decline of verbal memory in older adults with mild cognitive impairment, particularly those with evidence of amyloid beta. The study found that participants receiving lithium showed a slower rate of decline on a sensitive test of verbal memory.
A global study synthesizes evidence on dementia inequities in Indigenous communities, highlighting their cultural strengths as neuroprotective resources. The authors recommend centering culture and community in brain health research to promote lifelong equity and strengths-based models of dementia care.
MIT neuroscientists have found that two genetic mutations causing Rett syndrome compromise the structural integrity of developing blood vessels, leading to leaky vessels. Overexpression of miRNA-126-3p is responsible for the vascular defect, which can be rescued by reducing the miRNA's levels.
Researchers developed a blood test to predict when Alzheimer's symptoms will start, using protein p-tau217 in plasma. The models predicted the onset of symptoms with accuracy, suggesting potential for preventive treatments.
Scientists have developed a technology that reveals which proteins are generated by individual brain cells. They mapped protein production across nearly 20,000 individual cells in the mouse hippocampus, finding surprising patterns and potential links to neurological conditions. The study sheds light on how translation affects memory ci...
Researchers created a simplified, scalable human cell model to study coordinated brain rhythms. They found that inhibitory signaling mediated by GABA helped promote sleep and prevent seizures, while potassium channel perturbations influenced rhythmic organization in distinct ways.
A study by University of Virginia Health System researchers found that Medicare Advantage patients had better access to preventive care and rehabilitation after a stroke, leading to faster recovery times. In contrast, traditional Medicare patients were less likely to receive these services due to prior authorization requirements.
Researchers developed a free-to-use software tool, PSBench, to verify the accuracy of artificial intelligence-based protein structure predictions. The database includes 1.4 million annotated protein models, verified by experts, and provides reliable information for building more accurate AI systems.
A large cohort study found that air pollution exposure increases the risk of Alzheimer's disease, particularly in individuals who have experienced a stroke. The study suggests that improving air quality could be an important way to prevent dementia and protect older adults.
A new national registry study found that people with traumatic brain injury (TBI) have an increased risk of work disability, which can recur years after the injury. The study included nearly 100,000 participants and found that even minor TBI injuries can affect long-term employment.
Myelin swellings are precursor lesions in MS, but research reveals they have a dynamic character, growing, shrinking and recovering. The underlying nerve fibre activity plays a key role in their formation.
Advanced 3D imaging reveals that vascular amyloid deposition follows a specific pattern, starting from surface vessels and spreading inward along connected pathways. The study provides new insights into the spatial organization of amyloid pathology in cerebral amyloid angiopathy.
Researchers at Case Western Reserve University identified a link between gut bacteria and neurodegenerative diseases like ALS and FTD. They discovered that certain bacterial sugars cause immune responses that kill cells, paving the way for new treatments.
The study found lecanemab to be safe and effective in slowing down cognitive decline and clearing brain Aβ deposition in Chinese patients with early AD. The results demonstrate a lower incidence of infusion-related reactions and amyloid-related imaging abnormalities compared to international clinical trials.
A new AI-powered model can read a brain MRI and diagnose neurological conditions with up to 97.5% accuracy, predicting treatment urgency and automating alerts for immediate medical attention. The technology has the potential to transform neuroimaging at health systems across the US, reducing workload and improving patient outcomes.
The UTA Pediatric Brain Health and Neurosciences Center will focus on developing novel treatments for drug-resistant epilepsy in children. Dr. Papadelis' team has already made significant discoveries in identifying the epileptogenic zone and predicting surgical outcomes.
Researchers found that certain types of CD8+ killer T cells are more abundant in people with MS and target the EBV virus, indicating the virus may trigger an immune response leading to progressive neurological damage. The study suggests that interfering with EBV could have a significant impact on other autoimmune diseases.
Researchers have developed a long, needle-thin brain electrode with channels that enables neural signal recording and precisely targeted medication delivery across different brain regions. The technology has primarily been developed for basic research but may be important for future treatments in epilepsy and other neurological diseases.
A new study highlights the clinical relevance of brain functional connectome uniqueness in identifying biomarkers for major depressive disorder. Researchers found that patients with MDD displayed reduced FC uniqueness, especially in frontoparietal and sensorimotor networks.
Researchers discovered Chlamydia pneumoniae can cause inflammation, nerve cell death and cognitive decline in Alzheimer's disease. The study suggests targeting chronic bacterial infection may represent a new treatment strategy.
A new study identifies the somato-cognitive action network (SCAN) as responsible for Parkinson's disease symptoms, which can be treated with non-invasive transcranial magnetic stimulation. Targeting this network improves symptoms more than twice as much as treatments targeting nearby brain areas.
A new study by UCLA anthropology professor Molly Fox found that pregnancy and breastfeeding are associated with stronger long-term cognitive ability in postmenopausal women. The study used data from the Women’s Health Initiative Memory Study and the Women’s Health Initiative Study of Cognitive Aging, which assessed over 7,000 women age...
A study published in the Journal of Neurologic Physical Therapy found that backward walking training improved postural stability and gait speed in most participants with multiple sclerosis. The researchers suggest that this therapy may promote neuroplasticity and be a potential new treatment for improving mobility and decreasing falls.
Researchers at University College London discovered that Alzheimer's disease disrupts the brain's 'memory replay' process, leading to impaired navigation and memory loss. The study found that even when mice were resting, their brains replayed recent experiences in an altered pattern, which had consequences on memory tasks.
A team at Chalmers University of Technology has discovered biomarkers for Parkinson's disease in the blood, which could lead to early diagnosis via blood tests within five years. The study found distinct gene activities linked to DNA damage repair and stress response in patients in the early phase of the disease.
A study published in Cell identified a protein complex called CRL5SOCS4 that marks tau for degradation, suggesting strengthening this natural defense mechanism could represent a new therapeutic strategy. Higher expression of CRL5SOCS4 components made neurons more likely to survive despite the accumulation of tau protein.
A novel AI framework uses speech patterns to detect cognitive decline years before traditional tools can, offering non-invasive screening for neurodegenerative conditions. The approach analyzes complex dynamics and transitions hidden in speech to reveal subtle patterns and extract objective biomarkers from natural patient behavior.
A new study reveals how Parkinson's spreads from the gut to the brain via immune cells, identifying a key role for gut macrophages in transporting toxic proteins. Reducing these cells can slow disease progression and improve motor symptoms in mice.
A brain-specific enzyme reshapes protein-linked sugar chains to facilitate the formation of complex glycans essential for normal brain function. This process is critical for efficient keratan sulfate formation and has implications for research into glycan-related brain disorders.
A quarter of pregnant patients suffering stroke symptoms were misdiagnosed due to overlooked warning signs, according to a new study. The researchers highlight the need for better clinician education and decision-support tools to improve maternal health outcomes.
Researchers analyzed 58 human studies to investigate the link between gut microbiome imbalances and cognitive decline. The findings suggest that individuals with mild cognitive impairment and Alzheimer's disease have distinct gut bacteria profiles compared to healthy individuals.
A study reviews decades of research on Hsp70's role in neurodegenerative diseases, highlighting its protective effects and potential therapeutic value. The review reveals that different Hsp70 isoforms interact with co-chaperones and cellular pathways to determine protein clearance.
The Global Brain Economy Initiative aims to establish brain capital as an essential asset for the 21st century, connecting neuroscience with economic policy. The initiative's mission is to address disparities in support for brain capital across various sectors and promote long-term growth, workforce resilience, and social well-being.
Researchers discovered exercise-induced mitochondrial migration through the bloodstream, protecting brain cells and reducing damage after a stroke. This innovative approach has potential for mitigating neurological sequelae and treating vascular dementia.
A new study suggests that gaps in the nation's stroke transfer system reduce survivors' chances of receiving critical treatment and increase disability. Patients with longer delays in hospital transfer experienced worse disability after their stroke, highlighting missed opportunities for many stroke patients.
Research highlights glial cells as dynamic regulators of brain health, playing both protective and harmful roles in neural function. Promising therapeutic targets include oligodendrocyte dysfunction, mitochondrial transfer, and extracellular vesicle engineering.
A Swedish study published in JAMA Neurology found that prolonged air pollution exposure is associated with a higher risk of developing motor neuron disease, including ALS. Long-term exposure to even low levels of air pollutants was linked to faster disease progression and increased mortality rates.
Studies exploring the role of histamine H3R receptor in the brain found that specific amino acid mutations can increase constitutive activity while compromising stability. The research provides a foundation for a better understanding of brain diseases and the design of safer drugs.
The study reveals cerebrovascular disease as the third leading cause of death among adults in China, with a higher risk among men and those residing in northern regions. Dementia and Parkinson's disease also show high prevalence rates, while unique demographic patterns are observed for other neurological disorders.
A research team at Goethe University Frankfurt has compiled a catalog of human E3 ligases and mapped their relationships, revealing family-specific functions. The study identifies 40 additional E3 ligases suitable for PROTAC development, expanding the range of tissues and diseases targeted by degradation therapies.
Researchers at Science Tokyo have elucidated the molecular mechanism of Golgi membrane-associated degradation (GOMED), a selective protein cleanup system. They found that GOMED recognizes substrates using K33-linked ubiquitin chains and employs optineurin (OPTN) as an adaptor molecule to guide them for degradation.
Researchers developed the BIND screener to identify brain-related comorbidities in individuals with Duchenne muscular dystrophy. The tool showed strong accuracy in identifying neurodevelopmental and psychiatric conditions in a large international sample of participants.
A new study from Karolinska Institutet reveals the Epstein-Barr virus can damage the brain and contribute to multiple sclerosis through molecular mimicry. The researchers found that cross-reactive T cells are significantly more common in people with MS, and targeting these cells may lead to new treatments.