Articles tagged with Neurological Disorders
The University of Ottawa-led team aims to bridge the gap between heart and brain health by developing new diagnostic tools and treatments. They will focus on improving patient outcomes for disorders linked to both organs.
The NEUROCOV project seeks to understand the interplay between SARS-CoV-2 infection and the nervous system, with a focus on immune response and neuronal functions. The research aims to predict risk for neurological symptoms and develop effective treatments.
A new study identified distinct metabolic profiles in women with Idiopathic Intercranial Hypertension (IIH), a condition characterized by raised brain pressure. Weight loss programs showed positive effects on results, suggesting that metabolism plays a role in disease development.
Researchers used data from over 400,000 individuals to model genetic and environmental factors influencing common neuropsychiatric disorders. Gene-environment interactions accounted for a significant proportion of variability in some disorders, while others showed more substantial contributions.
Researchers identified critical period plasticity in the amygdala that can be treated with therapeutic intervention at key developmental time points. Early pharmacological intervention was shown effective in reducing fear-learning in the mouse model.
Researchers at Tel Aviv University develop a groundbreaking method to eradicate glioblastoma brain tumors by targeting astrocytes and starving them of energy. The study found that in the absence of these brain cells, tumor cells die and are eliminated, offering a promising basis for developing effective medications.
A team of researchers from Ritsumeikan University in Japan has elucidated the mechanism behind the liquid-solid phase transition of FUS protein that leads to ALS. They discovered a new therapeutic target, arginine, which suppresses FUS aggregation and could delay ALS progression.
Researchers at CSU found that a gene called MSH1 helps keep plant mitochondrial genomes mutation-free, allowing for quick sorting of normal and diseased DNA. This process is more efficient in plants than in humans, where mutations are passed down through generations.
Research reveals that 32 species of animals, including prawns, crabs, and lizards, can act as carriers of the rat lungworm parasite, which can cause serious illness and death. The study aims to raise awareness about paratenic hosts and prevent infection by avoiding eating raw or infected animals.
Researchers at Washington University School of Medicine have discovered a new pathway that could help prevent Alzheimer's dementia. Increasing the clearance of waste products in the brain by ramping up a genetic quirk known as readthrough may be effective for other neurodegenerative diseases, such as Parkinson's disease.
A study investigated the frequency and characteristics of non-motor symptoms in ALS patients, finding over 90% experienced symptoms such as fatigue, pain, and sleep disorders. These symptoms reduced QoL even when motor symptoms were mild, highlighting their importance to consider.
A study has found that pheasant meat can contain small fragments of toxic lead, which can be absorbed by the body and cause long-term harm. Researchers detected up to 10mg of tiny lead shards per pheasant, widely distributed within the bird's tissues.
Researchers at Cedars-Sinai Medical Center have developed a new method to identify which human gut microbes contribute to inflammatory diseases. By analyzing protein levels in blood serum, the team discovered specific bacteria that trigger immune activation and inflammation.
Olga Boukrina's five-year grant funds research on neurobehavioral reading intervention with potential to promote post-stroke plasticity. The study aims to develop an fMRI neurofeedback-based approach to improve reading recovery in stroke survivors.
Researchers tested a core-strengthening program using the AllCore360º to improve trunk function, balance, and mobility after stroke. The study showed promising effects on functional outcomes, including improved lateral control of posture and standardized treatment dosage.
Researchers developed nanometric photodiodes that can bind to nerve cell surfaces and activate them with infrared light, allowing for selective stimulation of individual neurons. This technology has the potential to study the nervous system in-depth and develop targeted therapies for neurological diseases.
A new study published in Nature reveals that microglia cells change their molecular state to match neighboring neurons, influencing neural circuit function. The researchers found that different types of cortical neurons recruit specific numbers of microglia, which then adapt to the neuron's environment.
A new study found that neuronal cilia play a crucial role in ensuring proper signaling of dopamine receptors, which regulate motivated behavior and movement. Mice lacking functional cilia on dopamine receptor 1-expressing neurons became obese and sedentary, highlighting the importance of cilia in dopamine-dependent neural signaling.
Researchers at Okayama University discovered EPA's molecular target, which blocks purinergic chemical transmission and reduces pain perception. The study suggests EPA can be used as a therapeutic strategy for managing chronic pain with fewer side effects.
Researchers at KAIST developed a novel fusion protein drug, αAβ-Gas6, which efficiently eliminates amyloid beta (Aβ) without causing inflammatory side effects. The study showed that αAβ-Gas6 promoted the robust uptake of Aβ without inflammation and neurotoxicity.
Newborn neurons in Rett syndrome organoids migrate slowly and erratically compared to non-mutated cells. The study provides new insight into how MECP2 mutations affect brain development, revealing larger ventricles and thinner neural zones.
A new study found that HIV-1 Tat expression accelerates age-related diseases in male mice by disrupting neuroendocrine function. Researchers discovered that Tat alters steroid hormone levels, leading to anxiety-like behavior, cognitive errors, and reduced grip strength.
A new AI-based dynamic brain imaging technology has been introduced by Carnegie Mellon University, which can map out rapidly changing electrical activity in the brain with high precision and speed. The technology uses deep learning approaches to translate scalp EEG signals back to neural circuit activity without human intervention.
Scientists have identified two areas of the auditory cortex specialized to recognize human voice sounds without linguistic meaning. These regions help react to sound cues allowing people to identify characteristics of the person speaking, such as gender, age, and height. This discovery sheds light on neurological disorders affecting vo...
DNA recombinations of specific genomic sequences are found in both normal and diseased states, challenging the idea of a single genetic code. The study identified millions of mutations caused by recombination of repeated sequences Alu and L1, which may contribute to cancer and other genetic disorders.
A new study from Regenstrief Institute reveals that two-thirds of stroke patients screening positive for depression received no mental health treatment. The gap persists despite changing attitudes toward mental health treatment, with disparities seen in older patients, men, and minority groups.
Researchers found that transcranial brain stimulation can improve accuracy and speed in older adults, facilitating the emergence of efficient motor chunks. The study suggests that this non-invasive technique may restore motor skill acquisition in individuals with diminished learning mechanisms.
A review of over 200 publications suggests that fish perceive quantities using similar brain regions as mammals and birds. This finding could lead to the development of new treatments for human diseases affecting math skills, such as developmental dyscalculia.
Researchers from Rice University, Duke University, Brown University and Baylor College of Medicine developed a magnetic technology to wirelessly control neural circuits in fruit flies. They used genetic engineering to express heat-sensitive ion channels in neurons that control the behavior, and iron nanoparticles to activate the channels.
Researchers have created a new mouse model that mimics brain damage caused by severe RVFV infection, enabling the study of disease mechanisms and high-throughput testing of next-generation drugs. This breakthrough has significant implications for developing therapies and vaccines for this devastating virus.
Inhibitory and excitatory neuronal circuits develop through different processes, with inhibitory neurons requiring visual experience to form mature functional maps. This discovery sheds light on the importance of continued study of inhibitory neural development and its connection to neurodevelopmental disorders.
Researchers at Hokkaido University have discovered a molecular pathway by which stress affects lupus, revealing a potential target for treatment. The study found that sleep deprivation caused the activation of microglial cells in the brain, leading to increased levels of IL12 and IL23, a diagnostic marker for neuropsychiatric SLE.
New research models how post-viral fatigue syndromes like ME/CFS and Long COVID become life-changing diseases due to neuroinflammation. The study proposes a brain-body connection sustained through chronic neuroinflammation, leading to relapse recovery cycles.
In a new study, researchers found that microglia cells are responsible for neuronal death in a mitochondrial disease mouse model. Suppressing these cells with the drug Pexidartinib increased life expectancy and reduced motor problems. Further research is needed to understand the specific process by which microglia attack neurons.
Researchers propose a theory on how SARS-CoV-2 infects the body, leading to hyperactivation of the immune system and post-COVID syndromes. The hypothesis suggests that molecular motifs on the spike protein interact with immune cells, causing an overreaction and mistakenly attacking organs.
Researchers found altered cell-mediated immune function in ALS patients and a novel treatment approach using bone marrow transplants. The study suggests that abnormal CD8 T-cell response contributes to motor neuron degeneration.
A new study by University of Missouri found that Black nursing home residents and those under 65 are significantly more likely to experience repeat hospital transfers. This phenomenon can be attributed to various factors including 'full-code' status regarding end-of-life care, comorbidities, and inadequate staffing. The study suggests ...
Researchers discovered that blocking certain acetylcholine receptors in the lateral habenula balances reward and aversion, making it harder to resist seeking cocaine. This finding identifies a new role for these receptors as a potential target for treating cocaine use disorder.
A new genetic disease has been identified that causes abnormal brain development in children, resulting in severe learning difficulties. Researchers have discovered the underlying cause of the condition by analyzing changes in a protein coding gene called GRIA1, which helps move electrical signals around the brain.
Studies by UC Davis MIND Institute found predictive protein patterns in expecting mothers' blood and links between maternal autoantibodies and higher autistic traits. MAR ASD patterns were associated with autism before birth, with certain patterns predicting autism in previously diagnosed children.
Despite lower hospitalizations for strokes and mini-strokes during the pandemic, patients with stroke experienced no decline in overall quality of care and outcomes. Missing blood pressure checks were associated with higher short-term and long-term mortality rates.
A new study by an international group of researchers has found substantial reductions in grey matter in people with anorexia nervosa, a condition characterized by severe food restriction and low body weight. Early intervention and treatment can help the brain repair itself, according to the research team led by Dr. Paul M. Thompson.
A world-first study from the University of South Australia found a direct link between vitamin D deficiency and increased risk of dementia and stroke. The study analyzed data from 294,514 participants and found that up to 17% of dementia cases might have been avoided by boosting vitamin D levels.
Researchers at Colorado State University have found a way to alter the type of synapses between brain cells using enzymes. This breakthrough could lead to new treatments for brain disorders caused by faulty synaptic information processing and exchange.
A Rutgers study analyzing brain stem cells of autism patients found irregularities in early brain development, supporting the concept that ASD arises from poor control of brain cell proliferation. The study discovered that some patients had NPCs producing too many brain cells while others had underproduced cells.
A survey study examined sociodemographic factors influencing the association between neurodevelopmental disorders and bullying. The study found that certain factors, such as socioeconomic status and parental education, may modify this association.
Babies born to mothers infected with COVID-19 show differences in motor function and relaxation, especially when held. Preliminary analysis suggests increased risk of neurodevelopmental changes compared to uninfected babies.
A recent study of 7,600 adults found that higher levels of light- and moderate-to-vigorous intensity physical activity were associated with a reduced risk of stroke. Conversely, greater sedentary time was linked to an increased risk of stroke.
A meta-analysis published in The Lancet Oncology suggests that targeted radiation therapy, which spares healthy brain tissue, is equitable to whole brain radiation therapy for patients with small cell lung cancer and brain metastases. This approach may improve their care experience with fewer negative cognitive consequences.
Infants diagnosed with autism spectrum disorder at 24 months had differences in visual processing areas of the brain apparent at 6 months old. These early changes could affect further brain development and play a role in ASD symptoms.
A groundbreaking study found that infantile spasm patients and animal models have reduced IGF-1 levels in their brains, leading to treatment breakthroughs. The administration of an IGF-1 analog successfully eliminated spasms and abnormal brain activity in IS animal models.
Two preclinical studies have identified potential new therapies for patients with Allan-Herndon-Dudley syndrome (AHDS), a brain development disorder that causes severe intellectual disability and movement problems. A gene therapy approach has shown promise in improving cognitive and motor functions, while repurposing a common drug may ...
A recent cohort study found that previous cardiovascular conditions, including heart surgery and heart failure, were associated with increased COVID-19 severity in US pediatric patients. The study highlights the importance of pre-existing medical conditions in determining COVID-19 outcomes in children.
A new study by McGill University researchers has shed light on the complex relationships between concussion symptoms and brain damage in children. The findings suggest that certain combinations of brain injury can lead to specific symptoms, such as attention difficulties and sleep problems.
Scientists at Cedars-Sinai Medical Center used advanced brain imaging techniques to study the impact of prenatal opioid exposure on infant brain development. The study found that treatment with medications like buprenorphine and methadone can minimize brain abnormalities in newborns exposed to opioids prenatally.
Researchers suggest a novel neuroimaging technique can unveil Alzheimer's disease secrets and predict symptom risk. The 'neuromelanin-sensitive MRI' method provides insights into the brain's noradrenergic system, linked to aggressive behavior and cognitive decline.
The international consensus on diagnosing and treating opsoclonus-myoclonus syndrome has been published, providing support for families and clinicians. The guidance outlines the condition's characteristics, causes, and management options, aiming to improve care for affected children.
A new type of RNA structure targeting tool has been developed to specifically recognise unusual four-strand RNA structures associated with diseases such as cancer and neurological disorders. The L-RNA aptamer-based rG4 targeting approach shows promise for developing new therapeutic tools.
Researchers discovered a link between traumatic brain injuries and changes in the gut microbiome, suggesting a potential diagnostic tool for concussions. The study found two bacterial species that dropped significantly after concussions, indicating a correlation with traumatic brain injury-linked proteins in the blood.
A new study suggests that supplementing a diet with Ascidiacea, also known as sea squirts, reverses some main signs of aging in animal models. The researchers found that plasmalogens, vital to body processes, decrease with age and contribute to neurodegenerative diseases like Alzheimer's and Parkinson's.