Articles tagged with Wound Healing
Research finds association between high air pollution and increased risk of post-surgical complications, including sepsis, pneumonia, and surgical wound infection. Higher levels of PM2.5 air pollution above EPA daily limits increase risk by 8%.
Researchers from Lund University successfully harnessed the regenerative capacity of Scandinavian flatworms to accelerate wound healing in human skin models. The study found that signalling molecules from flatworm exosomes increased skin thickness and improved wound healing rates, including accelerated blood vessel regeneration.
Researchers have created lab-grown human skin organoids that can form complex microvascular networks similar to those in native human skin. These self-organizing structures function similarly to native skin, responding to inflammatory stimuli and re-growing after injury.
Researchers developed a new mathematical model to understand wound healing, which found that surrounding tissue forces play a crucial role in closing wounds. The model predicts that these forces cause wounds to stretch or squish as they close, aligning with the natural direction of the tissue.
Researchers at Pohang University of Science & Technology discovered a way to prime skin cells for regeneration before injury, enabling rapid and effective healing. This approach, called mosaic partial reprogramming, reshapes surrounding cells and tissue microenvironment to accelerate wound healing.
Researchers from MUSC and elsewhere found a strong link between loneliness and increased expression of pro-inflammatory genes in patients with chronic leg and foot wounds. This can delay healing. The study suggests that addressing loneliness through cognitive behavioral therapy may improve health outcomes.
Researchers from Institute of Science Tokyo discovered a unique mechanism in which conventional stem cells can temporarily switch into a specialized regenerative state called revival stem cells, driving tissue repair. This process, known as fetal reversion, enables efficient regeneration without exhausting the stem cell pool.
Scientists are developing new surgical stitches that can release anti-inflammatory medications directly into wounds, reducing inflammation and limiting scarring. This innovation has the potential to improve healing rates and success for anastomosis procedures, such as breast reconstruction surgery.
Researchers developed a new wound dressing material that releases antibiotics on-demand when harmful bacteria are present, promoting better infection clearance and wound healing. The smart hydrogel holds tightly to its antibiotic cargo until degradation is triggered by the presence of beta-lactamase-producing bacteria.
Researchers at Harvard University have discovered a way to fully regenerate skin in mice by unblocking an embryonic healing mechanism. The study suggests that removing the block on this mechanism may be sufficient to allow regeneration to occur, potentially leading to new therapies for human patients.
A new study suggests that Neanderthals used birch tar not only as an adhesive but also to treat wounds, showing effective antimicrobial properties against S. aureus bacteria. The research findings are relevant in light of the global rise in bacterial resistance to antibiotics.
Research reveals that TGF-β1 plays a critical role in fibrotic scar tissue formation, limiting neural regeneration and recovery after spinal cord injury. Inhibiting TGF-β1 signaling reduces fibrotic scarring and improves functional recovery.
Researchers at RMIT University developed a smart bandage that monitors wound infections and delivers healing therapeutics in one simple dressing. The dressing uses carbon dots to sense pH changes in the wound and combat inflammation, allowing for real-time monitoring and treatment.
A team of researchers from the University of Mississippi has created a customizable wound scaffold that delivers natural antibacterials to encourage healing. The 3D-printed bandage is made from biodegradable materials that reduce the chance of infection and can be tailored to fit any wound.
Researchers at EPFL developed a 3D printable scaffold to support fast bone growth using a room-temperature process with enzymes. The resulting bone-like porous scaffolds can become load bearing within just 7 days, showing promise for bone repair applications.
Researchers at Penn State have developed a new class of tunable biomaterials, known as granular aerogel scaffolds, to support tissue regeneration and vascularization in wound healing. The material offers improved cell infiltration and may help rapidly form new blood vessels and regenerate damaged tissue.
Manuela Martins-Green, a renowned researcher at UC Riverside, has been selected as the 2026 recipient of The Lifetime Achievement Award from the Wound Healing Society. Her pioneering work on chemokines and wound healing has led to critical mechanistic insights and therapies advancing toward clinical application.
Researchers developed an oxygen-delivering gel to heal chronic wounds that fail to heal for more than a month. The gel conforms to the wound's shape and provides continuous oxygen levels, helping transform nonhealing wounds into normal injuries.
Researchers have identified optimal conditions for bacterial growth on hydrogels, finding that firmer, lower water content materials consistently slow bacterial expansion. The study's findings also reveal a selective mechanism at work, where negatively charged gels repel bacteria harbouring negatively charged groups.
A study reveals that two key proteins, TSP1 and TSP2, play a central role in shaping the healing environment after injury, leading to abnormal bone growth. The findings suggest targeting these proteins may reduce harmful bone formation without interfering with healthy development.
A new hydrogel gel, inspired by nature's NETs, uses near-infrared light to kill bacteria and calm the immune system, promoting wound healing. Trials in mice and pigs show significant reduction in bacterial load and accelerated healing.
Researchers have developed a breakthrough light-responsive Janus dural patch using photocurable hyaluronic acid, providing strong wet adhesion and preventing unwanted tissue adhesion. The patch seals wounds within five seconds with minimal swelling and high biocompatibility.
Researchers at PolyU have developed an acid-resistant, ultra-stable mucus-inspired hydrogel that significantly improves gastrointestinal wound healing in animals and outperforms a clinically approved mucosal protectant. The hydrogel's potential for commercialization is high due to its low cost, ease of production, and established safet...
A study by University of Arizona researchers reveals a previously unknown population of circulating immune cells that play a critical role in fibrosis, the buildup of scar tissue. Blocking signals from these cells during wound healing can reduce scar tissue formation and promote normal healing.
Dr. Johnson V. John has been appointed as a standing member of the NIH's Musculoskeletal Tissue Engineering (MTE) Study Section, ensuring innovative research receives support. His expertise in biomaterials and tissue engineering will contribute to national research priorities.
Researchers developed a composite hydrogel that integrates antibacterial, immunomodulatory, and regenerative functions to promote faster wound closure. The hydrogel demonstrated over 98% antibacterial efficacy and improved fibroblast and endothelial cell growth.
Chronic wounds like diabetic foot ulcers and pressure ulcers are driven by persistent inflammation and immune dysregulation. Emerging immunomodulatory strategies aim to restore immune balance and promote healing.
A new small molecule drug, RAGE406R, has been developed to disrupt a key cellular pathway responsible for chronic inflammation and associated complications in patients with diabetes. The breakthrough could offer a new therapeutic option for stopping the harmful effects of both type 1 and type 2 diabetes at the source.
Researchers at University of California San Diego School of Medicine discovered that quorum sensing in S. aureus delays wound healing and found targeting the agr system could disarm bacteria without antibiotics, preserving healthy skin bacteria to enhance recovery.
Researchers developed a composite bioabsorbable hemostatic sponge inspired by mussels and extracellular matrix. The sponge quickly absorbs blood and firmly adheres to tissues, enhancing hemostatic performance. It promotes wound stabilization, accelerates blood clotting, and reduces inflammation and tissue damage.
A wearable device called a-Heal optimizes each stage of the wound healing process using AI and bioelectronics, delivering medication or an electric field for personalized treatment. Initial preclinical results show the device speeds up the healing process by 25% compared to standard care.
Researchers at University of Bergen found that adding nanoparticles made from carbon and cobalt to weak vinegar solutions kills several dangerous bacterial species, including Staphylococcus aureus. The treatment is non-toxic to human cells and can remove bacterial infections from wounds without affecting healing.
Researchers developed an acid-resistant hydrogel called ultrastable mucus-inspired hydrogel (UMIH) that improved gastrointestinal wound healing in animal models and outperformed a clinically approved mucosal protectant. UMIH showed 15 times stronger adhesive abilities and remained stable for 7 days in acidic conditions.
A new study reveals that body cells change their shape to close gaps such as wounds, using a combination of crawling movements and 'purse-string' contractions. The researchers discovered that the endoplasmic reticulum's ability to reorganize in response to edge curvature plays a crucial role in epithelial cell movement.
Researchers have created a wearable system that combines drug delivery, electrical stimulation, and continuous monitoring to treat diabetic foot ulcers. The microneedle platform anchors securely into the skin and adjusts therapy in real-time to prevent severe tissue damage.
Researchers at the University of Oklahoma are conducting a first-of-its-kind study to investigate the effect of cannabis use on facial wound healing in head and neck cancer patients. The study aims to determine whether cannabis smoking negatively affects wound healing, with potential implications for other types of surgery and conditions.
Researchers have created 'skin in a syringe' by mixing cells with gelatine beads, allowing for 3D printing of functional dermis. This technology could lead to new ways to heal burns and severe wounds with minimal scarring.
This study identifies ANXA2+ migratory hepatocytes as crucial for liver regeneration, highlighting their role in promoting wound closure and treating acute liver failure. The research also explores the therapeutic potential of targeting these cells, offering new avenues for regenerative medicine approaches in hepatology.
Researchers found that low levels of serine trigger a process that turns hair follicle stem cells into skin repair specialists, potentially accelerating wound healing. By manipulating serine levels through diet or medications, it may be possible to speed up the healing process.
A preclinical study has identified a signaling pathway involving GAS6 and AXL proteins that enables rapid healing of oral mucosa wounds. The findings suggest that manipulating this pathway could help reduce skin scars.
A new study identifies critical barriers and promising strategies to scale up low-barrier wound care services for PWUD. The research highlights the urgent need for accessible and empathetic approach to wound care, proposing practical steps to reach those who need it most.
Researchers developed a new approach to identify healed diabetic foot ulcers at risk of reopening based on trans-epidermal water loss measurements. High TEWL values were linked to increased wound recurrence and shorter time to recurrence, suggesting functional skin barrier defects are a critical factor in wound healing.
The international conference will focus on translating phage research into clinical reality, exploring key sessions and major speakers. Companies from various sectors are attending the event, highlighting the growing interest in phage therapy.
A smart bandage called iCares has been developed to monitor chronic wounds in human patients, detecting biomarkers of inflammation and infection. The bandage can provide real-time data and deliver treatment, accelerating the healing process.
A new version of Caltech's smart bandage, iCares, has been shown to continually sample fluid from human patients with chronic wounds, providing real-time data on biomarkers present. The bandage can detect molecules such as nitric oxide and hydrogen peroxide, potentially up to three days before symptoms appear.
A new class of antibiotic has been shown to be effective in treating MRSA infections, with a daily dose of epidermicin NI01 demonstrating equal efficacy to the current standard of care. The findings justify further pre-clinical development and could lead to new gel-type therapies for skin infections.
Researchers developed a first-of-its-kind wearable device that tracks gas emissions from the skin to monitor health, detect wounds and infections, and track hydration levels. The device offers a new way to assess skin health without contacting delicate tissues.
Researchers have discovered that planarians can regenerate body parts and even grow new heads, reversing signs of aging such as lost neurons and muscle mass. This finding has implications for understanding age-related decline in mammals, including humans.
Researchers from UMass Amherst have discovered that epithelial cells communicate with slow electrical signals, 1,000 times slower than nerve impulses. This finding could enable new applications in wearable sensors, wound healing and more.
A team of researchers from Aalto University developed a hydrogel with a unique structure that combines high stiffness with flexibility and self-healing capabilities. The material uses exceptionally large and ultra-thin specific clay nanosheets, allowing it to self-heal via entanglement.
Researchers investigated the wound healing efficacy and macrophage polarization potential of electrospun PCL scaffolds loaded with BMSC-ABs. The study found that the BMSC-AB-loaded PCL scaffolds drive macrophage polarization to the M2 phenotype, promoting anti-inflammatory and angiogenic effects.
A recent study in Nature Communications reveals that white blood cells employ a novel mechanism to dislodge bacteria from human tissues using brute force and integrin-based adhesion rings. The research, led by Xuefeng Wang, has significant implications for understanding the role of macrophages in cleaning up environmental pollutants.
A University of Cincinnati researcher has been awarded a $2.1 million grant to investigate postoperative pain at the molecular and cellular levels. The goal is to develop new, safer non-addictive treatments for chronic pain conditions, including lower back pain and pain associated with diabetes or chemotherapy treatments.
Scientists develop self-assembling nanoflowers from natural building blocks that can inactivate a broad spectrum of bacteria and scavenging reactive oxygen species. The nanoflower-coated bandages show promise as a natural, cost-effective solution for combating infections and accelerating wound healing.
Researchers have made significant advancements in cellulose-based sutures, showcasing their potential as sustainable alternatives for wound closure and healing. The new materials demonstrate non-toxicity, biocompatibility, and mechanical strength, with nanocellulose showing particular promise due to its high strength and flexibility.
A new study published in Aging found that pioglitazone reduced the frequency of skin ulcers in Werner syndrome patients. The research suggests that pioglitazone's anti-inflammatory properties may help wounds heal faster and prevent ulcers from forming.
A large study found that patients with diabetes taking GLP-1 receptor agonist drugs had lower rates of hospital readmission, wound re-opening, and hematoma after surgery. Improved blood sugar control was not the likely mediator, suggesting other mechanisms may be at play.
A study published in JAMA Network Open found that hospital-acquired pressure ulcers are associated with poorer neurological outcomes and reduced motor function in patients with acute cervical spinal cord injury. The findings suggest that preventing pressure ulcers can help protect these patients and lead to improved medical care.
Researchers have developed a 3D artificial skin model with all three layers, simulating diseases and injuries more accurately. The model can replace animals in toxicological studies of medicines and cosmetics, enabling the development of new treatments without animal testing.
Researchers found pandrug-resistant Klebsiella pneumoniae in Ukrainian war victims, showing high virulence and rapid spread. The bacteria's ability to cause disease remains despite antibiotic resistance.