Articles tagged with Muscle Tissue
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Scientists at the University of Liverpool developed a new X-ray technique to identify tissue fibers in the heart that ensure regular heartbeat. The 3D images could help medics develop ways to reduce the risk of fibrillation, a condition where heart muscle contracts chaotically.
A new study has shown that delivering abciximab directly to the site of a heart attack can significantly reduce damage to the heart muscle. The treatment was found to be effective in reducing infarct size by up to 15% compared to no treatment or aspiration thrombectomy.
A new study by Sandipan Chowdhury and Baron Chanda from the University of Wisconsin-Madison provides a model-free analysis of the free energy of channel opening, offering a rare example of thermodynamic reasoning. This approach circumvents the challenges of model fitting, providing a path forward for researchers in the field.
Whole-body cryotherapy outperforms far-infrared radiation and no treatment in enhancing post-exercise recovery for well-trained runners. Three cryotherapy sessions over 48 hours accelerated recovery more than other methods.
Researchers identify oncostatin M as a key player in the self-healing powers of the heart, allowing damaged heart muscle cells to reversion and produce new cells. This discovery holds promise for treating heart disease, but further research is needed to pinpoint the precise window of application.
Researchers create super-strong mice and nematodes by reducing natural inhibitor function, leading to denser muscle fibers and increased energy delivery. This breakthrough could lead to treatments for age-related or genetically caused muscle degeneration.
Tufts University researcher Catherine Kuo is developing living tissue in the lab to study factors contributing to birth defects. She plans to engineer normal and abnormal tissues to investigate the impact of muscle movement on embryonic development.
A team of researchers identified a way to speed up the growth of damaged nerves, restoring muscle function in injured mice. The study suggests that increasing nerve growth rates may enhance functional recovery in patients with peripheral nerve damage.
A new study conducted by Duke University Medical Center researchers found that inserting intra-aortic balloon pumps prior to angioplasty in patients with acute myocardial infarction does not reduce the scope of heart muscle damage, also known as infarct size. The study's findings were published online and presented at the European Soci...
Researchers have developed a mouse model for Charcot-Marie-Tooth disease and discovered a potential therapy using HDAC6 inhibitors, which halted damage to nerves and reversed symptoms. This treatment could offer new hope for an incurable disease affecting approximately one in 2,500 individuals.
Scientists created a method to reconstruct cattle dietary history and authenticate beef origins by analyzing muscle tissue and tail hair elements. The technique provides a powerful tool to verify farm practices and label claims on meat products.
A UofL-led consortium has been awarded $9.56 million to form the first-ever multicenter cardiovascular research network, studying cardioprotective therapies at the preclinical level. The four-center project aims to identify effective therapies and advance them to clinical trial stage.
Researchers found that nestin recruits cdk5 to the muscle membrane, initiating dispersion and regulating neuromuscular junction formation. The study sheds light on signaling mechanisms connecting brain to muscle and may aid future treatments for neuromuscular diseases.
A new study found that botulinum toxin A causes muscle weakness in muscles far removed from the injection site, even after repeated use. The study also reveals muscle atrophy and loss of contractile tissue in non-injected limbs.
Dialysis patients face health problems including heart disease, vascular calcification, and muscle loss. A five-year study aims to improve their health by administering protein supplements and promoting intradialytic cycling during treatments.
The University of Pittsburgh will conduct human trials for three innovative regenerative medicine programs aiming to replace scars and defects with healthy tissues. The projects, if successful, could lead to interventions benefiting civilians as well.
David Corr's $449,999 NSF CAREER award will support his research on harnessing cells' natural abilities to improve functional tissue engineering. He aims to develop fundamental understanding of environmental stimuli on cellular growth and fiber formation.
UBC researchers have developed a new biomaterial that closely mimics the elasticity of muscle, showcasing high resilience at low strain and toughness at high strain. The material's mechanical properties can be fine-tuned to develop biomaterials with diverse useful properties.
Researchers at Tel Aviv University have created lab-grown tissues from fat, skin, bone, and muscle cells, reducing the need for animal trials in pharmaceutical and medical research. This breakthrough technology has the potential to spare hundreds of animal lives and improve scientific efficiency.
Researchers have identified a new form of adult-onset muscular dystrophy caused by recessive ANO5 mutations, which lead to abnormal membrane repair of muscle fibers. This discovery may lead to better treatments for all muscular dystrophies where such abnormalities play a role.
A team of UBC researchers has identified a new type of cell that can produce both fatty tissues and scar tissue, potentially leading to breakthroughs in treating muscle diseases. The discovery could also lead to the development of treatments for other diseases characterized by fibrosis.
A mechanical model of vocalization has been developed to study the phonation process and combat voice disorders. The model, which mimics the airflow and vibrations within the vocal folds, aims to improve surgical assessments for patients undergoing vocal tract surgery.
University of Washington researchers have made significant improvements in engineering heart repair patches from stem cells, connecting to rodents' heart circulation with pre-formed blood vessels. The new patches successfully delivered rat blood to the transplanted graft, showing remarkable viability and functional capabilities.
Researchers identified critical biochemical pathways linked to human muscle aging, revealing that old human muscle stem cells can be restored to youthful vigor with the right mix of biochemical signals. The study provides promising new targets for preventing muscle atrophy and other tissue degenerative disorders.
Researchers create mathematical model to predict optimal blood vessel size for tissue transfer, ensuring successful flap transfer and reducing failures. The model takes into account variables such as oxygen pressure and capillary spacing to provide a more accurate estimate of required blood vessel diameter.
A study found that safflower oil supplements reduced trunk fat in obese postmenopausal women with Type 2 diabetes, while CLA supplementation lowered total body fat and BMI. Both oils also improved fasting blood sugar levels.
A new study using cardiac magnetic resonance imaging found that marathon runners experience transient heart dysfunction after competition. The study showed that these fluctuations do not result in true damage to the heart muscle and recover within one week.
A University of Michigan study found that grapes lowered blood pressure and reduced signs of heart damage by altering cellular activity. The researchers suggest that the phytochemicals in grapes turned on protective genes that reduce damage to the heart muscle.
Researchers mapped every neuron in a small muscle of mice, finding unique neural circuitry even within mirror-image tissues on the same animal. The study suggests that the mammalian nervous system may be more primitive and flexible than previously thought.
A new study found that hospital mortality rates for women and men have narrowed significantly over the last decade, particularly among younger patients. Women under 55 years old showed a 53% reduction in mortality, compared to 33% for men of the same age group.
Research highlights increased risk of post-MI death among African-American patients with acute myocardial infarction and previously treated depression. Persistent depressive symptoms at the time of MI hospitalization may indicate a more severe or recurrent condition.
Researchers at Children's Hospital of Pittsburgh have identified pericytes as a promising source of multipotent adult stem cells. These cells can be extracted easily from blood vessels and grown in culture to produce various types of tissues, including bone, cartilage, and muscle.
A new blood analysis technique identified markers that could improve treatment and save lives for patients having a heart attack. By analyzing hundreds of molecular markers, doctors can confirm the presence of a heart attack within minutes, allowing for rapid treatment.
A study found that bearded vultures choose bones with the highest fat content for their consumption and delivery to their young. This finding has significant implications for conservation efforts, as it suggests that providing the most nutritious bones in feeding programs can aid in the expansion and breeding of this endangered species.
The Phase II clinical trial of FX06 showed a statistically significant reduction in myocardial necrosis following intravenous application concurrent with reperfusion. The peptide preserves blood vessel function by binding to VE-cadherin, leading to reduced inflammation and infarct sizes.
Researchers found that cyclic compression of muscles after intense exercise reduced swelling and muscle damage in a study using animals. The massaged muscles recovered an estimated 60% of strength and had fewer damaged muscle fibers compared to rested muscles.
Researchers connected to the Katholieke Universiteit Leuven have been able to prevent muscular tissue with severe hypoxia from dying, enabling new therapeutic possibilities for heart attacks, strokes, and organ preservation. They discovered that a metabolic shift allows muscles to use less oxygen in safer manner.
Researchers at Mayo Clinic have developed a new imaging technology called magnetic resonance elastography (MRE) that can provide images of affected muscles with greater clarity than traditional MRI. This technology measures tissue elasticity and can detect abnormal hardening of tissues, which is a hallmark of myofascial pain syndrome.
Researchers created a molecular map of aging in mice by analyzing gene expression changes in 16 different tissues. The study found that different tissues exhibit distinct patterns of aging, suggesting three separate clocks for aging, and that some pathways are shared with human aging.
Researchers found that consuming vegetables rich in nitrite can reduce heart-muscle damage by 48% and provide protection from heart-attacks. Boosting nitrite levels in the diet could help prevent lasting heart damage or death, particularly for those at increased risk.
Marc Alan Pfeffer identified destructive structural changes in the diseased heart and led clinical trials showing ACE inhibitors can slow or reverse these changes. His work expanded knowledge of hypertension and heart attacks' impact on cardiac muscle tissue, paving the way for effective treatment approaches.
A study found that a specific tonsil removal technique associated with reduced postoperative heavy bleeding and pain. The intracapsular technique, which removes at least 90% of tonsil tissue while sparing the capsule, resulted in fewer complications compared to traditional tonsil removal surgery.
Researchers at the University of Michigan have made significant progress in cardiac tissue engineering, with promising results in growing pulsing heart muscle and tri-leaflet valves. However, challenges such as determining optimal cell types and finding effective methods to grow viable tissue still need to be addressed.
Researchers found that erectile dysfunction drugs like Viagra and Levitra can reduce heart damage after a heart attack, while nitroglycerin failed to offer similar protection. The study suggests these drugs may have potential as adjunct therapy for patients undergoing high-risk procedures or experiencing cardiac arrest.
A new mathematical model explains the distinctive structure of collagen, a material key to healthy human bone, muscles, and tissues. The model shows collagen's structure from the atomic to the tissue scale, providing insights into its high extensibility and strength.
Researchers used MRI to detect small areas of heart damage in patients with sarcoidosis, finding that it was twice as sensitive as conventional methods. The study suggests that cardiac damage is common and often unrecognized in these patients, which can lead to serious complications.
A new study by Stanford researchers identifies a group of genes consistently less active in older animals across various species, providing a universal indicator of cellular aging. The findings suggest that cell aging is genetically determined and provide insight into the mechanisms driving this process.
A new device developed by Dr. Babs Soller detects circulatory shock earlier than current methods, which rely on blood pressure and heart rate. The sensor analyzes muscle oxygen and acid levels to predict impending problems.
New findings of myglobin levels in the common carp could help scientists understand how humans could survive loss of oxygen supply to their tissues during a stroke or heart attack. The research suggests that the protein plays other roles in protection from low levels of oxygen, apart from storing oxygen.
A recent study has found that damage to the right insula area of the brain is associated with a significantly higher risk of heart muscle injury after a stroke. This discovery has potential implications for identifying at-risk patients and tailoring treatment approaches.
Researchers successfully produced blood vessels within heart muscle tissue, showing significant improvement in heart function. The tissue-engineered construct remained viable even after three weeks of implantation, maintaining cardiac specific function.
Scientists at EMBL and King's College discovered a unique connection between titin proteins that may help assemble muscle tissue. The study used advanced microscope techniques to watch molecules link together in live cells, revealing a new mechanism for sarcomere formation.
Researchers identified six gene variants associated with post-operative myocardial infarction following cardiac surgery. Collectively, these variants can explain 75% of the variability in heart damage, allowing physicians to identify high-risk patients and take precautions during and after surgery.
Researchers have identified a key role for dendritic cells in the development of childhood autoimmune disease, offering a new strategy for designing more effective treatments. The study found that dendritic cells mature and migrate to muscle tissue in response to an unknown trigger, highlighting a potential target for intervention.
Researchers have made a breakthrough in cardiac regeneration using bone marrow stem cells, improving left ventricular function and reducing infarct size in patients with old myocardial infarction. The therapy is safe, simple, and shows promising results, paving the way for larger trials to confirm its effectiveness.
Researchers have successfully grown mesenchymal stem cells from human skin, which can be differentiated into three vital tissues: bone, muscle, and fat. This breakthrough could provide a valuable resource for tissue repair and organ regeneration, overcoming problems with immune rejection and tissue shortage.
Researchers found a risk of cardiac toxicity ranging from 2.2 to 3.3 percent among patients receiving chemotherapy and trastuzumab. The study documented less than 1 percent of patients experiencing heart muscle damage alone during chemotherapy.
A study by Stanford researchers found that the youthful blood of younger mice can revive the regenerative abilities of older mice's satellite cells, which dot muscle tissue. This phenomenon was also observed in livers of older mice connected to younger lab-mates, suggesting a possible role for blood-borne factors in rejuvenation.
Researchers have developed a treatment for urinary stress incontinence using patients' own stem cells. After a 15-20 minute outpatient procedure, many patients experience no urinary leakage within 24 hours, with increased muscle mass and contractility of the sphincter and thicker urethra.
Researchers at Johns Hopkins Medicine have successfully replicated heart stem cells using a new technique, producing over 100 million cells in four weeks. The resulting cardiospheres contain cells that can regenerate and develop into specialized heart cells.