Articles tagged with Neurological Disorders
Research suggests that poor oral health may contribute to declines in brain function and cognitive abilities. A recent study analyzed the relationship between oral health and brain health among approximately 40,000 adults and found a potential link between gum disease and white matter hyperintensities.
A recent study found that recurrent stroke risk has declined over the past 20 years, with a greater decrease observed among women compared to men in South Texas. The study analyzed data from nearly 6,000 first-time ischemic stroke survivors and found that lifestyle changes and medication can help prevent recurrent strokes.
A new study suggests that intensive blood pressure treatment may slow the accumulation of toxins in the brain's perivascular spaces, a dynamic area involved in brain clearance. This finding is significant for understanding the relationship between high blood pressure and cognitive decline.
A new lifestyle-related biomarker, gluconic acid, is associated with high blood pressure and ischemic stroke in Black adults. The study suggests that a blood test measuring metabolites may help determine if diet and exercise are effective in lowering stroke risk.
Researchers found that patients treated with butylphthalide experienced milder neurological symptoms and better functioning at three months after a stroke compared to those who received a placebo. The study suggests potential benefits of this celery seed-derived medication in treating ischemic strokes.
A new study finds that obesity-related neurodegeneration mimics Alzheimer's disease, with grey matter atrophy patterns similar in both groups. The researchers suggest that controlling excess weight could lead to improved health outcomes and slowed cognitive decline.
Researchers discovered that mitochondria actively transport coenzyme Q to the cell surface to protect cells from cell death. The transport process is crucial for regulating coenzyme Q distribution within the cell.
Researchers at Virginia Tech aim to understand the role of fatty acid deficiency in optic nerve hypoplasia. A recent grant supports studies on arachidonic acid supplementation as a potential treatment for the disease.
Researchers found that measles virus mutations in its fusion protein allow it to infect nerve cells, leading to subacute sclerosing panencephalitis. The team's discovery sheds light on the evolutionary mechanisms of viruses like coronaviruses and herpesviruses.
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.
A study published in Archives of Gerontology and Geriatrics found that exercising alone twice or more weekly decreased the risk of developing cognitive impairment by 15.1%, while those who exercised with others showed a 29.2% decrease. Regular social exercise may be beneficial for preventing age-related cognitive disorders.
Researchers found a link between astrocytes from schizophrenic patients and reduced vascularization in the brain, which may contribute to the disease's metabolic flux. The study suggests that astrocytes could be a target for novel therapies to address schizophrenia.
Researchers found that abnormal methylation processes lead to disruption of gene expression essential for brain development in people with Williams syndrome. The study suggests targeting treatments to correct these disruptions.
Researchers developed an innovative deep learning-based approach to classify epileptic seizures in near real-time, overcoming clinical limitations. The system uses action recognition with intelligent 3D cropping to distinguish between frontal and temporal lobes seizures or non-epileptic events.
Researchers tracked 392 patients with diffuse low-grade glioma over 20 years and found that aggressive surgical removal offered a distinct survival advantage. Smaller tumor sizes were associated with longer survival times, highlighting the importance of early intervention.
Researchers discovered that ketamine increases background noise, impairing the function of thalamo-cortical neurons and affecting sensory perception. This finding may contribute to a better understanding of psychosis in schizophrenia.
Researchers discovered a new situation where vertical perception is compromised - when the body pitches and moves at the same time. In real-world experiments on Hong Kong's Peak Tram, they found that participants misjudged their perceived verticality by up to 10 degrees.
A new study has mapped the parts of the brain that support fluid intelligence, a key feature of human cognition. The research found that patients with damage to the right frontal regions performed poorly in tasks requiring problem-solving and reasoning.
Researchers found that white matter hyperintensities are independently associated with premature brain aging, leading to progressive age-like brain atrophy. The study used machine-learning algorithms to estimate brain age and analyzed the relationship between WMH load and BrainGAP scores.
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 found a new role for enzymes regulating genome function, which is linked to diseases such as brain tumors, blood cancers, and Kleefstra syndrome. The discovery could help understand these diseases and develop new treatments.
Researchers analyzed COX-2 levels and segmental chromosome aberrations in pediatric neuroblastoma tumor samples. Positive correlations between pre-CT Ch 7q gain and COX-2 expression were found, as well as negative correlations between Ch 7q gain and Ch 11q deletion.
Research confirms a strong link between four genetic mutations and progressive multifocal leukoencephalopathy (PML), a rare but often fatal brain infection. Patients with these variants are at an increased risk of developing PML, highlighting the potential for genetic screening to reduce disease risk.
A retrospective study found that multidisciplinary care for ALS significantly decreases multiple emergency hospitalizations and improves survival rates. The study compared patients with ALS treated at a multidisciplinary clinic versus a traditional General Neurology Clinic and showed improved outcomes.
A new study found that obeticholic acid can reverse cognitive impairment in patients with cholestatic liver disease, improving short-term memory and restoring brain function. The study used a rodent model of bile duct ligation-induced cholestasis and found that the drug significantly improved cognitive deficits.
A new laboratory test can measure levels of amyloid beta oligomers in blood samples, detecting toxic proteins up to years before cognitive impairment. The test, SOBA, has shown promising results in identifying individuals at risk or incubating Alzheimer's disease.
A study found that over 25,000 adult deaths in the US between 1999 and 2019 listed cerebral palsy as the underlying cause, often paired with respiratory illness. The incorrect labeling hinders understanding of how cerebral palsy interacts with other conditions.
CHOP researchers identified a gain-of-function variant in SCN1A that leads to an earlier onset of epilepsy, with clinical features distinct from other epilepsies. The study found that patients with this recurrent variant responded favorably to oxcarbazepine, a readily available anti-seizure medication.
A new geometrical-shaped magnet structure enables deep brain stimulation to reach 11 centimeters below the scalp, 1.67 times deeper than conventional methods. This improved design offers more focused stimulation and increased treatment potential for psychiatric diseases like major depression.
A Rutgers-led study found that a gene mutation associated with autism causes an overstimulation of brain cells, disrupting the normal information flow. The researchers used human stem cells and transplanting them into mouse brains to understand how the mutation affects brain development.
Research published in General Psychiatry finds a significant causal relationship between diastolic blood pressure and neuroticism, while systolic blood pressure has no association. Controlling high diastolic blood pressure may help reduce neurotic behaviors, anxiety, and cardiovascular diseases.
Researchers from Tokyo Metropolitan University identified optimal sedatives and anesthetics for studying marmoset brains at rest, preserving the resting state network. The study suggests a more realistic solution for accurate data, with Midazolam or Dexmedetomidine combined with light restraint being the most effective option.
Scientists at Texas A&M University found that transplanting intestinal epithelial stem cells can repair the gut and reduce inflammation, potentially preserving cognitive function after a stroke. The study suggests that targeting gut health may be key to developing more effective stroke therapies.
Researchers at Ohio State University have found a clear link between the survival motor neuron protein and age-related muscle decline in mice, which may lead to the development of new therapies for sarcopenia. The study suggests that increasing SMN protein production could be a viable approach to addressing this age-related condition.
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 research team developed a vaccine targeting synthetic opioid fentanyl to block its entry into the brain, preventing fatal effects. The breakthrough could have major implications for treating Opioid Use Disorder, with potential relapse prevention capabilities.
The study aims to assess the effectiveness of recombinant Factor VIIa (rFVIIa) in decreasing bleeding in the brain of patients with intracerebral hemorrhage (ICH). ICH is a deadly stroke type with no effective treatment, and this trial seeks to improve outcomes.
Researchers at USC found significant differences in gray matter density between boys and girls with binge eating disorder, suggesting unique brain structures and potentially different treatments. The study underscores the need to include males in future research on eating disorders.
A new study by UCL researchers found that tailoring whole genome sequencing analysis to individual patients can double the diagnostic rates of rare diseases. The personalised approach increased the diagnostic rate from 16.7% to 31.4%, detecting potential disease-causing variants in a further 3.9% of patients.
A new study found that children with four copies of the SMN2 gene who received pre-symptomatic treatment showed no symptoms, while untreated patients developed irreversible symptoms. The researchers recommend encouraging early intervention in childhood for these patients to avoid potential deficits.
The HUSH complex is involved in normal brain development, neuronal individuality, and connectivity. The complex also regulates repetitive-like gene clusters, including protocadherin gene clusters, which are essential for neuron-to-neuron interactions.
A new study published in Alzheimer's & Dementia found that telmisartan, a blood pressure medication, is associated with lower risk of Alzheimer's specifically in Black patients over 60. The study analyzed data from over 5 million patients and suggests that future clinical trials should prioritize minority populations to find or reinfor...
A study published in Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring found that analyzing patients' speech can distinguish between different types of dementia. The research team developed a machine learning model using speech features to identify Alzheimer's disease and Lewy body dementia.
Dr. Ralph L. Sacco, a top stroke neurologist, has advanced understanding of cardiovascular and cerebrovascular diseases through his research on race-related stroke risk. He is recognized for his work in creating targeted stroke prevention programs.
Researchers will investigate immune system differences between men and women to better understand neurodegenerative diseases. The study aims to identify why certain neurological diseases primarily affect males or females, and how this difference impacts disease progression.
Researchers found white matter differences in post-treatment Lyme patients using advanced imaging scans, correlating with cognitive difficulties and immune response. Axonal leakage in white matter was associated with better outcomes but also indicative of changed physiology.
Dr. Ted Price is leading a $11.3 million NIH multicenter project to elucidate the origins of pain, focusing on human nociceptor and spinal cord molecular signatures. Researchers will study DRG tissue from organ donors to understand how neurons communicate signals along the human pain pathway.
A global study of over 28,000 people found that lowering blood pressure can significantly reduce the risk of dementia. The researchers analyzed five double-blind placebo-controlled trials and discovered a broad linear relationship between blood pressure reduction and lower dementia risk.
Researchers at the University of Copenhagen have made a breakthrough in understanding schizophrenia by analyzing individual brain cells. The study identified specific neurons and networks affected by the disease, suggesting that targeting these areas could lead to new treatment options.
A Cornell University researcher is using optical microscopy and other tools to map the brain's neural response to psychedelics. The study aims to develop fast-acting antidepressants and treatments for substance-use disorders and cluster headaches.
A new study has identified a specialized and distinctive type of microglia with enhanced antioxidant function in the ischemia/reperfusion injured brain, linked to stroke. The presence of Peroxiredoxin-1 protects against acute I/R injury, reducing microglial cell death and inflammatory responses.
The platform enhances neurosurgical procedures by delivering precise treatment and diagnosis in deep brain tissue. Researchers successfully implanted the catheter in live sheep without damage or infection, paving the way for potential human trials within four years.
Researchers found lower serum TDP-43 levels in patients with C9orf72 repeat expansion or motoneuron disease, distinguishing them from other FTD subtypes. This study suggests TDP-43 as a potential biomarker for diagnosing specific FTD subtypes, enabling patient-specific interventions.
Researchers at Scripps Research Institute have developed a new tool to measure proteins in brain cells, revealing how brain activity remodels the physical structure of neurons. The study found that certain proteins related to DNA packaging play a key role in gene expression changes after neural activity.
Research in Zambia suggests children infected with HIV are more likely to struggle with cognitive and mental health issues despite well-controlled disease. Early intervention through better nutrition and antiretroviral therapies may improve neurological function.
A recent study analyzed the records of over 33,000 dementia patients in Wales and found that those closest to their diagnosis were taking an average of three or more medications. This suggests a possible link between polypharmacy and the development of dementia.
Researchers at UCSF discovered a small molecule called ISRIB that can reverse the neural and cognitive effects of concussion in mice, weeks after an injury occurred. The drug blocks the integrated stress response, which became chronically activated in damaged neurons, restoring normal spine dynamics and cognitive function.
A new study has discovered two distinct cell populations in Alzheimer's Disease: disease-associated microglia and disease inflammatory macrophages. The former exhibits beneficial functions, while the latter displays pro-inflammatory features.
Scientists have developed a new method to study human brain development by growing millimetre-sized three-dimensional tissues called organoids from pluripotent stem cells. The researchers characterized the cells in molecular-genetic terms, creating a kind of map showing the molecular fingerprint of each cell within the organoid.
Researchers at USF Health successfully tested a protein that activates a unique pathway in cells to increase survival and protect endothelial cells from toxic substances. The study reveals the potential of apolipoprotein A1 as a novel therapeutic for ALS patients, with the goal of slowing disease progression and alleviating symptoms.