Articles tagged with Muscle Diseases
An international team of scientists developed AI technology to analyze limited data on rare diseases. The method uses multi-layer networks to explore relationships between genes in patients, revealing genetic causes and severity. This breakthrough opens new avenues for treating rare diseases, including myasthenic-congenital syndromes.
A study by UC San Francisco researchers found that daily cannabis users had a 25% increased risk of heart attack and a 42% increased risk of stroke compared to non-users. The study also found significant cardiovascular risks associated with cannabis use, including coronary heart disease and the combination of heart attack and stroke.
A study analyzing ELSA data found that osteoporosis, heart disease, and poor hearing increased frailty risk in men, while high fibrinogen levels, diabetes, and stroke were linked to higher risks in women. This highlights the importance of gender-specific action plans and intervention for older people.
A new study aims to enhance and prolong vaccine effectiveness by delivering adjuvants to white blood cells using lipid nanoparticles. The research, led by WVU professor Sharan Bobbala, has the potential to provide broader protection against evolving viruses and multiple diseases.
Researchers at Texas A&M discovered that immune genes are frequently exchanged between Myotis bat species during seasonal mating swarms, potentially helping humans fight emerging diseases. The study's findings have opened new questions about the importance of hybridization in evolution and its impact on genomicists' knowledge.
A small, wearable ultrasound sticker can monitor organ stiffness and detect subtle changes that signal disease progression. The device has been shown to identify early signs of acute liver failure in rats and may one day help doctors diagnose internal organ failure more effectively.
Researchers discovered a new role for Mfsd7c in exporting excessive choline from the brain. The study suggests that targeting this protein could lead to therapeutic interventions for Alzheimer's disease and other neurological disorders.
Researchers assess vamorolone's promise in treating Duchenne muscular dystrophy, finding similar efficacy to prednisone but some reduced adverse side effects. However, further investigation is needed on its cost and mechanisms of action.
Researchers uncover pivotal aspect of GBS pathophysiology, revealing autoreactive T lymphocytes invade nerve tissue and target myelin. The findings provide novel insights into understanding GBS, opening avenues for targeted therapies for specific subtypes.
A new task force launched by C-Path aims to accelerate drug development for mitochondrial and inherited metabolic diseases. The task force will leverage C-Path's expertise in data management standards, biomarkers, and regulatory science to generate solutions and contribute to regulatory decision-making.
A new special issue of Calcified Tissue International & Musculoskeletal Research sheds light on sarcopenia's pathogenesis, clinical implications, and therapeutic targets. Researchers have made significant progress in evaluating, managing, and developing interventions for this condition.
Research suggests that structural changes in upper motor neurons send a signal to immune cells, leading to toxic effects on neurons and reduced synaptic connections. Blocking inflammation with a semi-synthetic drug can restore synaptic connections and improve ALS symptoms.
Researchers have discovered a novel mechanism by which elevated blood pressure transforms muscle cells into 'foam cells' that form the building blocks of plaque buildup in arteries. This finding provides crucial insights for developing new therapies to control or reverse arterial disease.
A soft, wearable robot was used to help a person living with Parkinson’s disease walk without freezing, eliminating the debilitating symptom and allowing them to regain their independence. The device provided instantaneous effects and consistently improved walking in a range of conditions.
A new study from Chiba University introduces a novel system for evaluating muscle coordination and fatigue using bull's-eye electrodes. The system provides images of muscle activity at nine different points, enabling the assessment of muscle disorder due to fatigue.
Researchers found that calcium channel blockers can reverse symptoms of myotonic dystrophy in animal models, a potential new treatment for the disease. The study suggests that targeting the calcium channel could improve muscle function and health, offering hope for patients with this debilitating condition.
A recent study published in EBioMedicine found that yellow fever virus causes myocardial fibrosis, cardiomyocyte hypertrophy, and vascular endothelium alterations, leading to cardiac conduction system disruption. The research provides new insights into the pathogenesis of YF-associated heart injury.
Scientists have created a self-organizing neuromuscular junction model from human pluripotent stem cells to study complex neuromuscular diseases. The 2D and 3D cultures mimic the physiological situation, allowing researchers to perform high-throughput drug screening for novel treatments.
A NSF-funded project, MABLE, is developing a digital app using crowdsensing, AI, and robotics to empower individuals with responsive maps and turn-by-turn instructions. The app aims to improve accessibility and navigation for persons with visual or mobility impairments, such as those with low vision and wheelchair users.
A clinical trial found that stem cell-based therapy reduced daily hardship and improved physical and emotional health in patients with advanced heart failure. Patients who received the treatment had lower death and hospitalization rates compared to those on standard care.
Researchers at UVA Health System created an 'atlas of atherosclerosis' revealing critical processes that form harmful plaque buildup. The study provides unprecedented insights into atherosclerosis and its impact on coronary artery disease, heart attacks, and strokes.
Scientists unveiled a spatial cell atlas of the entire developing human limb, capturing intricate processes governing rapid development. The study uncovers new links between developmental cells and congenital limb syndromes, such as short fingers and extra digits.
Researchers at the University of Pittsburgh have discovered a potential new target for treating Barth syndrome, a rare genetic disease with devastating consequences. They identified a molecular culprit that could be targeted to potentially reverse the disease course and developed a small-molecule drug candidate to correct genetic tafaz...
Researchers found that treating C. elegans with mitochondrial inhibitors extended their lifespan, improved pharyngeal muscle contraction, reduced lipofuscin content, and decreased energy consumption. The study suggests that these drugs could abrogate aging and extend human lifespan, offering a potential therapeutic approach.
A novel workflow has been developed to identify patients with 5q-SMA, a common type of spinal muscular atrophy, more accurately. The new approach uses a bioinformatics pipeline that masks the paralogous regions of the SMN1 gene, allowing for more precise detection of genetic variants.
A novel robotic system developed by USC researchers can help clinicians accurately assess a patient's rehabilitation progress. The method generates an 'arm nonuse' metric using machine learning and a socially assistive robot to track how much a patient is using their weaker arm spontaneously.
Researchers at Buck Institute identified a new drug-like molecule that keeps mitochondria healthy via mitophagy, a process that removes and recycles damaged mitochondria. The compound, MIC, extended lifespan in worms and improved mitochondrial function in mouse muscle cells.
Researchers at UC Irvine have identified a critical gene for muscle repair and regeneration, enabling the creation of muscle in the lab that can support human stem cells. The discovery has immense implications for treating various chronic muscle disorders and injuries, including rotator cuff tears and Duchenne Muscular Dystrophy.
Researchers at the University of São Paulo have tested a synthetic molecule called AD-9308, which has shown potential in treating heart failure by activating the enzyme aldehyde dehydrogenase 2. The study found that the molecule improved mitochondrial filtration, eliminating cellular pollutants and boosting heart function by up to 40%.
Researchers at Max Planck Institute of Molecular Physiology developed an innovative imaging technique to visualize the cardiac thick filament in its native environment. The resulting high-resolution image reveals new insights into the molecular organization and function of the sarcomere, a crucial component of heart muscle contraction.
The study analyzed global data from the past three decades, revealing an overall increase in hypertensive heart disease (HHD) prevalence but a decrease in mortality and disability-adjusted life years (DALYs). The burden of HHD is particularly concerning for healthcare systems due to higher prevalence with lower mortality rates.
Research at Osaka University finds that warming up can rapidly activate contractile proteins and improve muscle performance, particularly in skeletal muscles. This difference may allow skeletal muscles to contract quickly upon warming, saving energy and resting when needed.
Researchers have developed a new method to study muscle diseases, reducing the number of experimental animals needed. This method enables the simultaneous investigation of several genes or entire signaling pathways in muscle fibers quickly and efficiently.
Research suggests that trans men and women have a higher risk of cardiovascular disease, while the link to diabetes remains uncertain. Testosterone therapy may contribute to increased cardiovascular risk in trans men, whereas hormone treatments for trans women do not explain this association.
Researchers discovered that a mutation in the gene ACTA2 causes moyamoya disease and strokes in young children. The mutation leads to dysfunctional smooth muscle cells in arteries, resulting in blockages and increased risk of stroke. Understanding this mechanism could lead to new treatments for moyamoya disease.
The discovery sheds light on the mechanism of phosphate release from actin filaments, which is crucial for cell movement and disassembly. The researchers found that phosphate escapes through a molecular backdoor in the filament core, but the door remains closed for most of the time.
A new Australian biobank will collect patient information and store blood test and skin biopsy samples from children across Australia with genetic muscle disease. The goal is to advance research into understanding why these diseases develop and discovering new treatments.
A study published in NPJ Aging reveals that COVID-19 exacerbates production of auto-antibodies associated with blood clotting disorders and aging. Researchers found that severe COVID-19 cases display a significant age-related increase in auto-antibodies, which can lead to tissue injury and organ damage.
Endurance training triggers profound muscle remodeling, with trained muscles responding differently to physical stress by activating protective genes and epigenetic modifications. This adaptation enables trained muscles to be more efficient and resilient, ultimately leading to increased muscle endurance.
A new computational approach removes movement in heart cell and tissue images, allowing direct monitoring of electro-mechanical coupling. The algorithm mimics a drug's action, giving insight into heart diseases.
Researchers at UC Davis have developed SparkMaster2, an open-source software that analyzes normal and abnormal calcium activity in human cells. The tool can identify calcium sparks associated with irregular heartbeats, or arrhythmia, enabling better understanding of the underlying biology.
Scientists at the Terasaki Institute for Biomedical Innovation have developed a new bioink that enhances the formation of mature skeletal muscle tissue from muscle precursor cells, increasing efficiency and potential therapies for muscle loss or injury. The bioink's sustained delivery of IGF-1 promotes muscle regeneration and repair.
Patients with severe long COVID often struggle with fatigue and exertion intolerance, with recovery rates varying depending on the initial infection's severity. A recent study found that those with ME/CFS experience little to no improvement in symptoms, while some patients in a second group show gradual improvement over time.
Researchers isolated the primary disease-causing component of muscular dystrophy to the mitochondrial permeability pore and found that preventing its function stops disease progression. A potential treatment strategy involves targeting the mitochondrial pore with a nontoxic inhibitor, which could provide benefits independently or in co...
Researchers found that severe COVID-19 survivors exhibit elevated muscle sympathetic nerve activity in response to mental stress, which accelerates heartbeat and increases blood pressure. This exaggerated reaction, combined with impaired vasodilation, poses a significant risk for cardiovascular complications.
A Northwestern University study reveals how the NEK1 gene mutation affects neurons, causing instability in microtubules and disrupting nuclear import. This discovery suggests anti-cancer drugs could be used to treat ALS by stabilizing microtubules.
Researchers at Beth Israel Deaconess Medical Center discovered a non-ectodermal and mesodermal origin for large numbers of enteric neurons born after birth. This finding overturns decades of scientific dogma and offers hope for disease-modifying cures to aging patients.
A new open-source software, NMSM Pipeline, enables clinicians and engineers to create personalized computer models of patient movement to optimize treatment designs. The software uses physics-based models to predict and optimize functional outcomes for patients with various mobility impairments.
Researchers at EMBL Heidelberg discovered that mutations in the RBM20 gene cause familial DCM by disrupting normal RNA splicing, leading to detrimental cytoplasmic granules. Targeted gene editing via CRISPR-Cas9 and restoring nuclear localisation of RBM20 could improve therapy options for patients.
A muscle-building supplement called beta-hydroxy beta-methylbutyrate (HMB) has been shown to reduce plaques and increase factors for neuronal growth in mice with Alzheimer's-like pathology. The study found that HMB stimulates a nuclear hormone receptor to improve memory and learning in mice with Alzheimer's disease.
A team of scientists at Harvard Medical School has identified six chemical cocktails that can restore cellular aging and rejuvenate human cells. The study builds upon the discovery of Yamanaka factors, which can convert adult cells into induced pluripotent stem cells, raising hopes for treating age-related diseases and injuries. The im...
A new special issue of Calcified Tissue International & Musculoskeletal Research explores how the skeleton functions as both a secretory organ and an endocrine target tissue. Researchers discuss key avenues in this area of research, including deciphering hormone messages encoded in bone cell secretory products.
A new study has created the world's largest map of normal breast tissue, highlighting 12 major cell types and 58 biological cell states. The atlas also identifies differences based on ethnicity, age, and menopause status, providing a powerful resource for researchers studying breast cancer and other diseases.
Research at Umeå University reveals unique muscle fibers in extraocular muscles are resistant to ALS and increase in proportion when other fibers decrease. This finding could lead to new treatment strategies for slowing down the disease.
Research by West Virginia University professor Sean Tu found that orphan drugs earn pharmaceutical companies almost as much as those marketed to the general public. The Orphan Drug Act incentivizes companies with tax credits, longer patent exclusivity, and easier FDA review for treating rare diseases.
The new scientific statement highlights the importance of identifying the root cause of pediatric cardiomyopathy to develop effective treatment strategies. Genetic testing is recommended for all children with cardiomyopathy, which may lead to financial and emotional cost savings.
Indiana University School of Medicine researchers will investigate muscle-directed gene therapies and test alternative treatment options for degenerative disorders like Duchenne muscular dystrophy. The goal is to develop more successful and long-term ways to help patients living with muscle disorders.
Researchers used mouse genetics to determine if brain or spinal cord causes dystonia, finding that spinal cord is responsible. Spinal cord dysfunction leads to signs of dystonia similar to those seen in humans, providing a new target for treatment.
A team of researchers has identified TAK1 as a regulator of skeletal muscle mass, slowing down disease progression and improving muscle function in Duchenne muscular dystrophy. By targeting this protein, they can suppress muscle fiber death and enhance myofiber growth, offering a promising new approach to treatment.
The development of SimulScan technology will help clinicians diagnose disordered swallowing more accurately. The researchers aim to investigate how swallowing behaviors change across the lifespan to create personalized treatments for patients with dysphagia.