Articles tagged with Muscle Diseases
A study published in Neurobiology of Disease suggests that targeting the sigma-1 receptor and ATAD3A protein may prevent mitochondrial dysfunction in ALS. The researchers found that this approach could lead to a novel therapeutic strategy for neurodegenerative diseases.
Researchers at Massachusetts General Hospital developed a genetic therapy to correct myotonic dystrophy in mice by targeting the abnormal splicing of the Clcn1 gene. The treatment restored muscle strength and corrected muscle stiffness, reversing muscle fiber type transitions.
Researchers identified a technique to detect abnormal protein deposits linked to Parkinson's disease, confirming its accuracy for early detection and characterisation. The α-synuclein seed amplification assay (αSyn-SAA) can identify people with Parkinson's disease and at-risk individuals prior to diagnosis.
Researchers at Indiana University School of Medicine investigated the protein BVES and its crucial role in muscular dystrophy. They discovered that inhibiting proteasome degradation with Bortezomib can alleviate symptoms of BVES-deficient muscular dystrophy.
Researchers from the Smidt Heart Institute found that individuals with spherical hearts are 31% more likely to develop atrial fibrillation and 24% more likely to develop cardiomyopathy. The study identified four genes associated with cardiomyopathy and a greater risk of developing atrial fibrillation.
Research by Whitehead et al. reveals that cellular senescence triggers amyloidosis through changes in small extracellular vesicles and extracellular matrix composition. The study provides novel insights into the formation of aortic medial amyloid and offers potential therapeutic targets for mitigating its effects.
A new study found a protein that regulates macrophage function, clearing residues from regenerating muscle and recovering regenerative capacity in aged mice. The discovery holds promise for regenerative medicine and aging, potentially improving the success of current stem-cell based therapies.
Researchers have discovered a novel medication that effectively treats a rare hereditary muscle disease causing complete immobility and death. The treatment has also shown promise in treating severe statin-associated myopathy, with improved symptoms in patients awaiting treatment.
A study by IMBA researchers links muscle degeneration to a deficiency in the enzyme PCYT2, essential for lipid synthesis. PCYT2 depletion affects mitochondrial function and muscle energetics, highlighting the importance of lipid balance in muscle health.
The American College of Chest Physicians released a clinical practice guideline on respiratory management for patients with neuromuscular weakness, providing evidence-based recommendations for mouthpiece ventilation and airway clearance therapies. The guideline aims to improve care for this vulnerable population.
Researchers developed a new tool to diagnose and assess sarcopenia using musculoskeletal ultrasound scans, which provides a muscle quality scoring system. The technique is validated with anatomical and histological samples and has potential applications in other muscle diseases and sports rehabilitation.
A new study published in Arthritis & Rheumatology reports significant improvements in disease activity for patients with refractory juvenile dermatomyositis treated with abatacept therapy. The randomized controlled trial demonstrates the potential of abatacept as a treatment option for this rare and debilitating condition.
A protein complex formed of HuR and YB1 is crucial for messenger RNA stability during muscle-fiber formation. Further research could help scientists influence protein synthesis and develop novel therapeutics for muscle-related pathologies.
Researchers at Universitätsklinikum Erlangen have successfully treated a patient with anti-synthetase syndrome using CAR T-cells. The innovative treatment approach has shown promising results, allowing the patient to recover entirely from their autoimmune disease after six months.
A recent study published in JHEP Reports found that individuals with low thigh muscle volume and high muscle fat infiltration had an increased mortality risk. The researchers also discovered that poor muscle health was not associated with a worsened prognosis in people with fatty liver disease.
A recent study from the University of Toronto found that greater screen time is associated with more symptoms of muscle dysmorphia among Canadian young people. The researchers analyzed data from over 2,500 adolescents and young adults and found that social media use, texting, TV watching, and video chatting were linked to muscle dysmor...
A study published in Journal of Neuromuscular Diseases demonstrates a positive effect of nusinersen treatment on motor function in ambulant pediatric and adult SMA patients. Clinically meaningful improvements in walking distance were observed in a subgroup of patients, with only five adult walkers showing a decline.
Researchers discovered that myosin motor proteins must be activated before muscles can contract, potentially leading to breakthroughs in treating inherited cardiac conditions. This new understanding could lead to medical remedies for diseases like dilated cardiomyopathy and hypertrophic cardiomyopathy.
Scientists have developed a technique to detect RNA structures in live cells, shedding light on the role of G-quadruplexes in neurodegenerative diseases. The method uses fluorescent spectroscopy and resolves existing limitations in studying these structures in real-time.
A study by researchers in Brazil found that loss of muscle mass during COVID-19 hospitalization is associated with the development of persistent symptoms such as weakness, shortness of breath, and fatigue. The study also showed that patients who lost more muscle mass had higher healthcare costs six months after discharge.
Researchers found that the F-box gene FBXC-58 is a novel mediator of dietary restriction effects on extending the health span of Caenorhabditis elegans. FBXC-58 prevents muscle aging and extends longevity through an S6 kinase-dependent pathway.
Biomarkers of bone turnover are essential for diagnosing and treating metabolic musculoskeletal diseases. The International Osteoporosis Foundation, IFCC, and ESCEO have collaborated to publish authoritative reviews on the use and interpretation of these biomarkers.
A new study by researchers at Florida Atlantic University explored the effects of resistance training on older adults' cellular level. The study found that resistance training did not significantly affect inflammatory proteins or redox balance markers, but showed a significant reduction in a specific protein ratio. This may support the...
A new study has identified distinct patterns of circular RNA expression in human ALS muscle tissue, which display disease-specific gradients and could inform about neuromuscular molecular programs in ALS. The research reveals that specific circRNAs are elevated in ALS muscle biopsies but reduced in spinal cord samples from ALS patients.
Researchers developed an iEMG classifier framework for detecting myopathy and neuropathy, achieving high accuracy in three muscle types and low computational time. The study showed promise for real-time implementation, aiding clinicians in making quick and accurate diagnoses.
Researchers at the University of Montreal discovered a key mechanism in muscle regeneration, enabling targeted therapies for diseases like muscular dystrophy. By biasing the conformation of a protein called ELMO2, they improved muscle fusion and regeneration in mouse models.
A team of scientists discovered that ceramides accumulate in muscles during aging, leading to a decline in muscle function. Treating old mice with ceramide blockers prevented age-related loss of muscle mass and improved muscle strength.
Researchers highlight recent progress in organotypic models, which offer a balance between the accessibility and control of in vitro context. These models have been used to study various aging-related phenotypes, including skin, gut, and skeletal muscle, providing valuable insights into the underlying mechanisms.
Researchers identified a link between skeletal muscle atrophy and the loss of two types of myosin. The study showed that mice lacking these proteins experienced severe muscle atrophy and died within four weeks, providing a potential animal model for treating human muscle-wasting disorders.
The UMass Lowell-led team aims to understand how proteins affect biting function in animals, with potential applications in treating diseases like muscular dystrophy. The research will involve studying molecular properties of myosin, a fibrous motor protein, and its impact on muscle force and velocity.
A recent study published in Nature Computational Science reveals that specific regions of the brain process both individual and combined words, while others focus solely on individual words. The research could contribute to the development of wearable neurotechnology devices that can decode language directly from brain activity.
Scientists at Medical College of Georgia discover a new target to intervene in coronary artery disease, the most common type of heart disease. The target is ATIC, a gene essential for purine production, which increases in response to arterial disease.
A new study reveals that gynecology prioritizes childbirth and fertility over women's health issues such as pelvic damage, sexual pleasure, and menopause. The study proposes separating obstetrics from gynecology and incorporating feminist studies into medical training to prioritize women's needs.
Researchers developed a new device, MAGENTA, that prevents and supports muscle atrophy recovery. The device stimulates muscles to stretch and contract, triggering key molecular pathways for growth. It has potential applications in treating various diseases such as ALS and MS.
Researchers found a longer PR interval and prolonged QT duration in genetically modified pig hearts after transplantation into humans, indicating signs of electrical disease. The study provides a foundation for future research to better understand xenotransplantation's effects on the heart's electrical system.
A new study in The American Journal of Pathology found that inhibiting neuropilin 2 in smooth muscle can enhance contraction and motility of the distal colon. This could provide opportunities to regulate smooth muscle activity in patients with colonic disorders.
A large randomized clinical trial demonstrated Octagam 10% as an efficacious and well-tolerated treatment option for adult dermatomyositis patients. The study showed improved outcomes in patients with this rare disease, providing a much-needed treatment alternative.
Researchers studying Duchenne muscular dystrophy (DMD) made a significant discovery that the disease begins in myoblasts, which are crucial for muscle growth and regeneration. This new understanding could lead to delayed disease progression and extended patient lifespan by targeting these cells from birth.
Researchers at UVA Health have developed a new magnetic-resonance imaging (MRI) technique to track peripheral artery disease, which affects over 200 million people worldwide. The CEST approach produces comparable results to the current gold standard without requiring specialized equipment.
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 phase 3 clinical trial showed tofersen reduces SOD1 and neurofilament light protein levels, slowing down disease progression. Longer-term use may help stabilize muscle strength and control in people with genetic ALS.
Researchers at Tokyo Medical and Dental University identified a compound LAMZ that stimulates muscle cell growth, reduces bone resorption, and promotes bone formation. Administered to mice with locomotor frailty, LAMZ improved muscle and bone health.
Researchers from Johns Hopkins Medicine and Dana Farber Cancer Institute found that irisin reduces levels of a protein linked to Parkinson's disease and halts movement problems in mice. Irisin also speeds up the transport and degradation of alpha synuclein via fluid-filled sacs called lysosomes in brain cells.
A novel stem cell-gene therapy has been shown to be safe in humans, with no serious side effects reported in the first trial. The treatment targets motor neurons that die in patients with amyotrophic lateral sclerosis (ALS), a fatal neurological disorder.
A study published in Cell Stem Cell found that mitochondrial dynamics regulate the dormant state of adult muscle stem cells, which are essential for tissue stability. The researchers discovered that the protein OPA1 regulates this process and its depletion leads to severe muscle stem cell defects.
Researchers from Tokyo Medical and Dental University found a novel GLP-1R agonist, PF1801, that can suppress muscle inflammation and restore muscle strength in patients with polymyositis. The study suggests PF1801 could be used to treat patients with muscle wasting disease and improve symptoms associated with inflammatory myopathies.
Researchers at NIH have developed a 3D structure of the twinkle protein, which helps identify mutations that cause mitochondrial diseases. The discovery could lead to targeted treatments for patients with conditions like progressive external ophthalmoplegia and Perrault syndrome.
A new gene therapy approach using the neuroprotective protein SynCav1 has shown promising results in slowing down ALS disease progression and increasing life span in rodent models. The treatment preserved spinal cord motor neurons and extended longevity in mice, with similar effects observed in a rat model of ALS.
A new AI technology called in silico FOCUS analyzes cell images to predict therapeutic effect of drugs for neurodegenerative disorders like Kennedy disease. The technology has 100% accuracy and can analyze several hundred thousand cells in just a few minutes.
Researchers from Tianjin Medical University General Hospital review sarcopenic obesity's impact on liver disease, including nonalcoholic fatty liver disease and cirrhosis. The study aims to clarify the pathogenesis of sarcopenic obesity and identify potential therapeutic avenues.
The authors of a Call to Action emphasize the value of incorporating patient perspectives in clinical Parkinson's disease studies and recommend how to include patient researchers effectively. Patient involvement can help design better studies, ensure tolerable protocols, and improve research outcomes. However, specific challenges must ...
Scientists discover that activating TAK1 in skeletal muscle promotes muscle growth and prevents atrophy, with implications for treating conditions like cancer, COPD, and genetic diseases. The research also highlights the importance of maintaining healthy neuromuscular junctions.
Scientists at Johns Hopkins Medicine have successfully cultivated human muscle stem cells capable of renewing themselves and repairing muscle tissue damage in mice. The self-renewing stem cells were created by reprogramming laboratory-grown human skin cells, which then differentiated into specific cell types using a nutrient-rich broth.
A new cell therapy has shown promising results in slowing the progression of Duchenne muscular dystrophy, a rare genetic disorder. The treatment uses heart cells to improve skeletal muscle and heart function, offering a potential cure for advanced disease cases.
A study at McMaster University found that cycling for 35 minutes three times a week increased overall fitness in people with myotonic dystrophy by 32%. Patients also saw significant gains in muscle mass and reductions in body fat.
A new study found that exercising before developing cancer reduced tumor growth and cachexia symptoms in mice. Regular exercise improved cardiac structure and function, and helped slow tumor growth even after cancer was induced.
A new treatment approach has been proposed for children with congenital muscle disorders, using inhibitors to improve muscle function and movement in mice with mutations in the RYR1 gene. The therapy targets genetic material overload caused by excessive enzyme production, leading to reduced access of genes to cellular machinery.
Professor Antonio Cherubini has made significant contributions to the field of geriatric medicine and musculoskeletal diseases. He is recognized for his work on aging, bone health, and age-related diseases.
The IOF Skeletal Rare Diseases Academy has awarded grants to six young researchers for their outstanding work on rare skeletal disorders. The awards recognize the importance of advancing knowledge and diagnosis for these conditions.
Researchers at the University of Maine used zebrafish to test the effectiveness of neuromuscular electrical stimulation (NMES) on muscle strength and structure. The study found that only one NMES regimen, endurance neuromuscular stimulation (eNMES), improved muscle health when combined with an antioxidant and a specific receptor.