Articles tagged with Tissue Repair
Researchers at UCLA have identified the protein GPNMB as a critical regulator in the heart's healing process after a heart attack. GPNMB promotes heart repair by binding to receptor GPR39, triggering a cascade of signals that limit scarring and improve cardiac function.
Researchers at Osaka Metropolitan University have found that plasma irradiation can enhance tendon-to-bone junction repair, leading to faster healing rates and stronger repairs. The study used rabbit models to test the effects of plasma on rotator cuff injuries, showing promising results.
Scientists at UCLA have engineered an experimental therapy that shows promise in enhancing heart repair following a heart attack, preventing the onset of heart failure. The new single-dose therapy targets the protein ENPP1, which is responsible for increasing inflammation and scar tissue formation.
A new hemostatic sponge developed by UCF researchers can stop severe bleeding in under a minute, while also acting as an antibacterial agent. The liquid gel transforms into a spongelike foam upon exposure to the wound, applying pressure to restrict hemorrhage and promoting natural clotting.
Researchers have successfully transplanted human embryonic stem cell-derived retinal organoid sheets into monkeys with macular holes, resulting in graft survival and maturation of light-detecting cells. The study suggests that this method could become a practical treatment option for difficult macular hole cases.
Researchers from the Hubrecht Institute found that tuft cells can proliferate and generate new epithelial cell types, restoring damaged gut tissue. This discovery may have important implications for regenerative medicine.
Researchers found that At2-MMP is essential for suppressing abnormal cell division and preventing excessive proliferation in wounded Arabidopsis stems. Overexpression of At2-MMP restored normal wound healing processes.
Researchers have identified key molecular targets that could significantly enhance the healing of both acute and chronic wounds. The study found that combinatorial therapy involving FGF7 and an MMP10-neutralising antibody can improve wound healing in both acute and chronic wounds.
Researchers found that maintaining optimal levels of DEAF1 is crucial for muscle repair and regeneration, and that restoring balance with DEAF1 may counteract some effects of aging on muscle tissue. This could lead to improved treatments for sarcopenia and cachexia, conditions affecting millions of older adults and cancer patients.
Pyroptosis, a form of programmed cell death traditionally thought to be purely inflammatory, also plays a crucial role in promoting healing and tissue repair. Cells undergoing pyroptosis release beneficial molecules that encourage wound healing.
Researchers discovered a parasite protein that enhances wound healing in mice by stimulating immune cells to promote tissue regeneration and inhibit scarring. The protein, TGM, accelerates wound closure and improves skin regeneration.
A $1.9 million NIH grant will support research on closing cellular gaps, with implications for wound healing and cellular regeneration therapies. The goal is to develop a theoretical understanding of the process, enabling control over individual factors and potential applications in regenerating heart cells.
A WVU biologist is studying how genes establish animal body plans and contribute to regenerative abilities. He has identified Hox genes as key players in planarian regeneration, suggesting their functions may differ in highly regenerative versus poorly regenerative organisms.
Researchers developed a bioactive material that successfully regenerated high-quality cartilage in animal models, promoting enhanced repair and growth of new cartilage containing natural biopolymers. The material's effectiveness was tested in sheep with cartilage defects, showing promising results for potential use in humans.
Researchers at the University of Liège have discovered a new population of macrophages that play a beneficial role in regenerating pulmonary alveoli. These atypical macrophages are instrumental in repairing lung damage caused by viral infections, which can lead to severe respiratory complications.
Researchers developed core-shell microfibrous scaffolds that excel in rotator cuff repair, restoring natural morphology and mechanical properties. The acellular, in situ tissue engineering technology harnesses stem cell regenerative abilities to provide robust biological regeneration without cell seeding.
Researchers found that removing the choroid plexus leads to a reduction of newly born immature neurons and fewer repairing damage caused by a stroke. The study suggests that the choroid plexus keeps regenerative cells ready to deploy to injured areas in animal models.
Researchers at Columbia University have developed a biomimicry-inspired device that nearly doubles the strength of rotator cuff repairs, reducing the risk of re-tearing. The device, made from a biocompatible resin, is designed to grasp soft tissues without tearing and can be customized to individual patients.
Researchers at USC Keck School of Medicine discovered that a low-salt diet can stimulate kidney regeneration and repair in mice by targeting the macula densa region. This finding holds promise for developing a new therapeutic approach to treat chronic kidney disease, which affects millions worldwide.
Researchers develop mechanobiomaterials inspired by biomechanics to modulate biological responses with material-tissue mechanical interactions. This approach aims to create biomaterials that can adapt to changing mechanical environments in vivo, enhancing the body's regenerative potential and repairing various tissues.
Researchers at Duke University have developed a technique to grow complex, functional 3D muscle tissue from stem cells in the laboratory, replicating patient symptoms and treatment responses. The study reveals biological mechanisms underlying LGMD2B's characteristic loss of mobility and demonstrates that existing treatments may allevia...
Researchers at University of Cambridge uncover unified healer army of regulatory T cells that constantly move and repair damaged tissue. This discovery has implications for treating various diseases, including autoimmune disorders and infectious diseases.
Scientists designed ring-shaped proteins targeting growth factor receptors to control human stem cell development. The resulting vascular networks formed tubes, healed, and absorbed nutrients, offering a new approach to repairing damaged hearts and kidneys.
Researchers identify REF1 as a key local wound signal governing plant regenerative responses. Its application has improved transformation efficiency in crops like soybeans and wheat.
Engineers developed a material that mimics human bone for orthopedic femur restoration, providing optimized support and protection from external forces. This innovative approach uses machine learning, optimization, and 3D printing to create a fully controllable computational framework.
A new study shows that gene therapy delivered by nanocarriers can repair damaged discs and reduce signs of back pain in mice. The treatment, which uses naturally derived nanocarriers to deliver genetic material for a protein key to tissue development, restored structural integrity and function to degenerated discs.
A team of scientists at the University of Ottawa has developed a novel peptide-based hydrogel that can be used for on-the-spot repair to damaged organs and tissues. The material shows great potential for closing skin wounds, delivering therapeutics to damaged heart muscle, and reshaping and healing injured corneas.
Researchers have determined an optimal 'dose' for red light therapy, which can deliver significant therapeutic improvements, including the regeneration of damaged nerve cells. The treatment involves delivering light directly to the site of injury, resulting in increased cell viability and reduced tissue scarring.
A team of researchers has developed a hemostasis sponge that swiftly staunchs kidney bleeding and facilitates wound recovery. The material uses kidney-derived decellularized extracellular matrix to recreate the kidney's microenvironment, boasting high biocompatibility.
A recent study suggests that removing the bursa during shoulder surgery may impair the success of rotator cuff repairs. The researchers found that the bursa protects the undamaged tendon and bone by maintaining their mechanical properties and promoting healing. Retaining the bursa may prevent or delay progression of tendon degeneration.
A new study from Israel found that nearly 1 in 5 adults with congenital heart disease developed an abnormal heart rhythm during a five-year study. Those who developed arrhythmias had twice the risk of early death and increased hospitalization rates compared to those without irregular heart rhythms.
Scientists have developed a novel maleic acid-treated bacterial cellulose gel that significantly improves bone repair outcomes. The gel's enhanced biocompatibility and osteogenic gene expression promote cell proliferation and differentiation, paving the way for potential applications in tissue engineering.
Researchers at Michigan Medicine discovered a pathway that reverses idiopathic pulmonary fibrosis (IPF), a common type of lung scarring. The study found that inhibiting the molecular brake MKP1 is essential for spontaneous resolution of fibrosis, offering new hope for patients with IPF.
Jos Malda receives ERC grant to crack cartilage code and create regenerative treatments. By studying cartilage 'organ-on-a-chip' models and animal cartilages, researchers aim to recreate the intricate internal structure of cartilage.
Researchers have developed a new dural repair solution using a multi-functional biomaterial that addresses key limitations of current methods. The 'Dural Tough Adhesive' (DTA) performed better than currently used surgical sealants in tests using animal models and human-derived tissues.
Researchers are developing minimally invasive techniques to repair and regenerate tissue in aortic aneurysms using actively targeted, drug-releasing nanoparticles. The team found that rod-shaped particles with high aspect ratios were selectively taken up by diseased endothelial cells, leading to improved therapy outcomes.
Researchers have developed a new technique to repair lung tissue damaged by respiratory viruses, such as the flu and COVID-19. The technique uses vascular endothelial growth factor alpha (VEGFA) delivered via lipid nanoparticles (LNPs), which improves vascular recovery, reduces inflammation, and enhances oxygen levels in animal models.
Researchers discovered that microRNA-29 can restore normal skin structure rather than producing a scar, promoting faster and more efficient wound healing. The release of microRNA-29 targets, particularly LAMC2, is crucial in this process, suggesting a potential new approach for treating large-area or deep wounds.
Drexel University's 'BioFiber' technology uses living tissue systems to stabilize and heal damaged concrete. The system incorporates biomineralizing bacteria that can create a stone-like material to repair cracks in concrete, improving durability and reducing greenhouse gas emissions.
A new stem cell treatment using mRNA technology from COVID-19 vaccines has shown promise in regenerating liver tissue, potentially reversing chronic and acute liver diseases. The treatment stimulates the natural repair mechanism of the liver by activating specific receptors on stem cells.
Researchers developed an adhesive gel to seal and heal challenging gastrointestinal tract-to-skin connections, showing promising results in studies. The gel's unique composition ensures it can effectively seal fistulas, preventing further complications and aiding in healing.
Researchers at Nagoya University have discovered a unique healing mechanism in newts that could aid humans in recovering faster from tendon injuries. By understanding how newts regenerate damaged tendons without scar tissue, scientists hope to develop more effective treatments for human athletes.
Nerve damage can lead to severe and long-lasting effects, including depression. Researchers have developed new technology to repair and reconstruct damaged nerves using simple electrical circuitry in implants. This innovation has the potential to benefit people with injuries and neurodegenerative diseases.
Researchers at IRB Barcelona found that vitamin B12 is essential for cellular reprogramming and tissue repair, improving reprogramming efficiency. The study also shows promise for treating ulcerative colitis by supplementing with vitamin B12.
Researchers developed 'tension-activated repair patches' that release anti-inflammatory molecules, helping discs regain tension and reverse herniation. The patch uses natural biomechanical movement to activate its release, offering a potential early intervention for preventing worsening pain related to disc degeneration.
Scientists developed a synthetic melanin that accelerates wound healing and protects against sun damage. The cream also quiets the immune system, allowing for continuous repair and reducing inflammation.
Scientists from Central South University develop a novel approach to address bacterial infection in bone transplantation by enriching H2O2 and amplifying the Fenton reaction. The technique enhances biocompatibility and safety, promising reduced transplant failures and post-operative complications.
A breakthrough technique has been developed by University of Oxford researchers to repair brain injuries using 3D printing. Neural cells can be printed to mimic the architecture of the cerebral cortex, showing structural and functional integration with host tissue.
Researchers have characterised a specialised type of immune cell that plays a key role in protecting and repairing the healthy human gut. Depletion of these cells is linked to inflammatory bowel disease (IBD) progression, with potential implications for treatment options.
A preclinical study suggests that nanowired cardiac organoids could repair hearts instead of just preventing further damage. The treatment, led by Dr. Mei and Ryan Barrs, showed a 69% increase in heart function, promising a new therapy for heart disease.
A phase I clinical trial shows that transplanting P63+ lung progenitor cells can repair damaged lung tissue in patients with chronic obstructive pulmonary disease (COPD), improving breathing and quality of life. The treatment increased lung function, reduced symptoms, and even repaired mild emphysema in some patients.
Researchers at Tokyo Medical and Dental University found that mutant α-synuclein protein propagates through the brain's lymphatic system in its monomeric state before aggregating, shedding light on Parkinson's disease progression. The study suggests targeting early events may limit disease progression.
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.
Researchers from Tokyo Medical and Dental University discovered a new mechanism that stimulates brain-autonomous neural repair after ischemic stroke by secreting lipids. The mechanism involves PLA2G2E, which increases dihomo-γ-linolenic acid (DGLA) levels, promoting inflammation reduction and neuronal repair.
Researchers have uncovered a novel mechanism of cell death regulation, shedding light on its significance during conditions such as SARS-CoV infection and skin injury. The study reveals that the cleavage of cFLIP restrains cell death during viral infection and tissue injury, favoring tissue repair.
The study, published in Advanced Functional Materials, reveals a novel light-activated material that can be used to effectively reshape and thicken damaged corneal tissue, promoting healing and recovery for patients with keratoconus. The technology has tremendous potential to impact millions of people suffering from corneal diseases.
A novel study found that honokiol promotes healing of rotator cuff injury and may be an effective treatment for humans. The study suggests that SIRT3 activation plays a protective role in alleviating aging-induced fibrocartilage degeneration and promoting rotator cuff healing.
Researchers have developed a technique to measure the effectiveness of clemastine in repairing myelin, allowing for future therapies to be assessed. Patients with MS treated with clemastine experienced modest increases in myelin water, indicating myelin repair.
Researchers developed a wound-healing ink that can actively encourage the body to heal by exposing cuts to immune-system vesicles. The PAINT system, which uses EVs secreted from macrophages combined with sodium alginate, promoted blood vessel formation and reduced inflammation in human epithelial cells.
Two researchers will receive $1 million each for their five-year studies on new medication-based approaches to repair damaged aortas, as well as the effects of exercise on healing heart muscle and brain tissue after a heart attack or stroke. The American Heart Association's Merit Award supports innovative research with high impact.