Articles tagged with Neurological Disorders
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.
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.
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.
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.
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.
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.
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 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.
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.
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 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.
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.
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.
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.
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.
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.
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.
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.
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.
A systematic review and meta-analysis found that psychotic disorders like schizophrenia are associated with a higher risk of developing dementia. People with psychotic disorders are 2.5 times more likely to develop dementia than those without a psychotic disorder, according to the review.
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.
The CMU Array, a new microelectrode array, offers customized treatments for neurological disorders by allowing for three-dimensional sampling and ultra-high-density configurations. This technology has the potential to transform how doctors treat conditions like epilepsy and limb function loss.
Researchers investigate how motor proteins transport vital proteins and RNAs to the right location within cells, where they can cause or prevent genetic neurological diseases. By understanding these highly regulated transport systems, scientists hope to develop new treatments for conditions like spinal muscular atrophy and Charcot-Mari...
A Rutgers-led study statistically evaluated government data to determine if COVID-19 vaccination increases the incidence of Guillain-Barré syndrome. The results show no significant association between any COVID-19 vaccinations and the disease.
A study from UniSA researchers found associations between metabolic profiles and adverse brain findings, including lower hippocampal and grey matter volumes. People with metabolic profiles linked to obesity were more likely to have higher accumulation of iron in the brain.
A study at Michigan Medicine found multiple lipid biomarkers linked to diabetic neuropathy in patients with type 2 diabetes. High scores for neuropathy were associated with changes in lipids reflecting impaired energy metabolism, suggesting a potential target for testing and managing the condition.
The National Institutes of Health has awarded a $10.7 million grant to Cleveland Clinic to expand a national research consortium focused on improving diagnosis and treatments for Dementia with Lewy Bodies. The consortium, which includes multiple clinical sites, aims to identify biomarkers for disease and develop new therapies.
A study found that aberrant expression of MAO-B causes both peripheral and neuroinflammation in RA patients, leading to joint pain and cognitive impairment. Administering an MAO-B inhibitor called KDS2010 improved both joint inflammation and cognitive function in a RA animal model.
Researchers from Xi'an Jiaotong-Liverpool University found that brain stimulation combined with a nose spray containing nanoparticles can improve recovery after ischemic stroke. The treatment increased cognitive and motor functions, and weighed more quickly than those treated with TMS alone.
A new study found that certain pre-existing conditions have a more significant impact on COVID-19 outcomes than previously thought. Researchers developed a novel prediction model, PDeathDx, which outperformed conventional models and identified degenerative neurological diseases, dementia, and severe disabilities as major risk factors.
A University at Buffalo-led study suggests the huntingtin protein is involved in neuronal injury and regeneration. The research found that HTT moves from the injury site to the cell body, carrying components necessary for survival.
A new research model allows scientists to study hereditary spastic paraplegias (HSPs) and test potential therapeutics. HSPs cause increased muscle tone in infants and young children, leading to wheelchair-bound individuals who lose motor function.
Researchers have identified a small molecule drug, SHP656, that can target the circadian clock proteins responsible for glioblastoma's recurrence and spread. The drug has shown promise in reducing cancer stem cell growth without harming normal stem cells.
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.
A novel fluorescent sensor has been developed to visualize the release of oxytocin, also known as the 'happy hormone', in living animals. The sensor, called MTRIA OT, allows for real-time measurement of extracellular oxytocin dynamics in the brain, revealing variability in OT levels dependent on behavioral and physical conditions.
Women with a history of gestational diabetes are at substantially higher risk of cardiovascular and cerebrovascular diseases, including coronary artery disease, heart attack, and stroke. Continuous monitoring is crucial to mitigate these risks.
A new study reveals key differences in dopamine disposal machinery between male and female mice with a rare human genetic variant found in boys with ADHD or ASD. Females exhibit unique behavioral changes, such as increased anxiety and novelty recognition issues, while males display reduced social behavior and perseverative traits.
A pooled data analysis found that deep brain stimulation reduced OCD symptoms by 47% and improved substantial outcomes in two-thirds of participants. This treatment approach showed promising results in addressing severe OCD with substantial improvement in approximately half of the patients.
Tel Aviv University researchers discovered that skin cancer cells interact with astrocytes in the brain, promoting metastasis. By inhibiting this interaction using existing treatments, they delayed the spread of melanoma to the brain by 60-80%. This breakthrough has implications for treating advanced-stage melanoma.
Adults with ADHD are more than twice as likely to develop at least one cardiovascular disease compared to those without the condition. The study found that ADHD is an independent risk factor for a wide range of cardiovascular diseases, including cardiac arrest and peripheral vascular diseases.
Researchers developed a mathematical model to analyze cognitive changes and impairment in the brain, applicable to multiple sclerosis and other neurodegenerative diseases. The model uses multilayer networks for comprehensive analysis of CT scans, X-rays, ultrasound, and magnetic resonance imaging data.