Articles tagged with Tissue Regeneration
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Researchers at Johns Hopkins Medicine discovered that inflammation is required for olfactory tissue regeneration in a mouse study. Suppressing inflammation with steroids slowed stem cell proliferation, highlighting the complex relationship between inflammation and healing.
Scientists at the University of Oxford have developed a new method to 3D-print laboratory-grown cells into high-resolution tissue constructs. The approach improves cell survival rates and enables the fabrication of patterned cellular constructs that mimic natural tissues.
Researchers at University of Toronto have developed an injectable tissue patch that can be delivered through minimally invasive surgery to repair damaged organs. The patch uses lab-grown heart cells and has been shown to improve cardiac function after a heart attack in rat models.
Researchers at Northwestern University have developed a range of bioactive tissue papers made from materials derived from organs, which can potentially be used to support natural hormone production in young cancer patients and aid wound healing. The new biomaterials are thin, flexible, and pliable enough to fold into origami structures.
Rodeo Therapeutics aims to develop drugs that promote tissue repair using 15-PGDH inhibitors, which have shown promise in animal models for treating inflammatory diseases and bone marrow transplants. The company plans to focus on increasing prostaglandin E2 levels to support tissue stem cell production.
Researchers successfully regenerated functioning retinal cells in adult mice using the Ascl1 gene, a breakthrough that could lead to treatments for retinal damage caused by trauma, glaucoma, and other eye diseases. The discovery builds on previous research in zebrafish, which have a remarkable ability to regenerate damaged tissue.
Researchers at Johns Hopkins Medicine discovered that controlling the immune system's cell reactivity to injury can accelerate eye tissue regeneration in zebrafish. This finding may lead to new strategies for combating degenerative eye diseases in humans.
Researchers at Northwestern University developed a synthetic material that can trigger reversible cell signaling, enabling potential treatments for Parkinson's and other diseases. The material can be used to control stem cell proliferation, differentiation, and return to a proliferative state on demand.
Scientists propose Induced Cell Turnover (ICT) to coordinate endogenous cell ablation with replacement cell administration. This method aims to manually vacate niches for new cells to engraft, minimizing the formation of scar tissue and promoting controlled turnover of aged tissues.
A study by Weizmann Institute researchers reveals that administering 'young matrix' molecules, including Agrin, to damaged mouse hearts can repair and restore heart muscle function. The findings suggest a new direction for research on restoring damaged hearts and may lead to the development of new treatments for heart disease.
Professor Michael Sieweke has been awarded the Humboldt Professorship at TU Dresden, a prestigious grant worth up to €5 million. He will focus on mechanisms of blood formation and tissue regeneration, with potential applications in cellular therapy and immune system recovery.
Researchers at the University of Kentucky discovered that macrophages play a crucial role in complex tissue regeneration in mammals. The team found that specific subtypes of macrophages are required for regeneration, which could lead to novel clinical approaches to restore damaged tissue in humans.
Researchers at UPV/EHU develop biodegradable gelatin scaffolds that release growth factors to promote bone tissue regeneration. The scaffolds successfully imitate the body's natural processes, including protein release profiles and angiogenesis.
The Center will develop new technologies and serve as a collaborative hub for surgeons, biomaterials experts, and engineers focused on regenerative medicine. The center aims to create functional constructs that restore, maintain or improve damaged tissues or organs.
Researchers from UConn Health have developed a way to regenerate rotator cuff tendons after they're torn, creating stronger repairs. The nano-textured fabric seeded with stem cells helps the tendons attach better to the bone and heal more evenly.
Researchers successfully grow human heart cells on spinach leaves by perfusing fluids and microbeads through the plant's vascular system, paving the way for using multiple leaves to treat heart attack patients. The technique could also be adapted for other tissues, such as bone engineering.
MDI Biological Laboratory scientists have identified a potential heart drug candidate to restore heart muscle function following a heart attack. In a breakthrough study, MSI-1436 showed significant regeneration in zebrafish and mice, with promising results in adult mice after an artificially induced heart attack.
Activating innate immunity enhances nuclear reprogramming, leading to induced pluripotent stem cells that can regenerate into various tissues. This discovery could revolutionize transplantation and improve wound healing or recovery after a heart attack.
Researchers at IRB Barcelona have discovered a new group of quiescent intestinal stem cells that are resistant to chemotherapy. These cells, estimated to be one in ten compared to active stem cells, play a crucial role in tissue regeneration and can produce any type of intestinal cell.
A team of researchers developed a new material that regrows quality bone in the affected area without developing scar tissue. The breakthrough could potentially treat patients with severe skull or facial injuries, making painful bone grafting obsolete.
Researchers at UC San Diego have successfully printed a functional blood vessel network using 3D bioprinting, addressing a major challenge in tissue engineering. The technology enables the creation of complex microstructures with high resolution, using inexpensive and biocompatible materials.
Researchers from Brigham and Women's Hospital and Massachusetts Institute of Technology have developed a method to grow large quantities of inner ear progenitor cells that convert into functional hair cells. The technique shows potential as a therapy for patients with hearing loss, particularly those caused by loud noises or toxic drugs.
A study published in Cell Reports found that hydras have a network of tough protein fibers called the cytoskeleton, which acts as structural memory and guides cell alignment. This allows the hydra to regrow lost body parts with remarkable accuracy.
A USU ecologist has found evidence of Pando's recovery through the use of fencing to limit herbivore access, supporting a growing body of research suggesting this approach can help protect western aspen communities from decline. The study suggests that limiting herbivory can give Pando and other aspen clones a fighting chance at survival.
Researchers discovered that a cancer drug targeting Wnt signaling molecules improves heart function and reduces scarring in mice, potentially preventing heart failure. The treatment also only needs to be used for a short time, avoiding common side effects.
Researchers at EPFL developed a simple technique for drawing nanometric patterns on hollow polymer fibers, overcoming previous limitations. The new method can create highly complex designs with feature sizes two orders of magnitude smaller than before, paving the way for various applications in biology, materials science, and beyond.
A new genomic tool for salamander biology has been developed, providing a comprehensive resource for researchers studying limb regeneration. The tool offers insights into the molecular mechanisms underlying this process and may hold potential for repairing human tissues damaged by injury or disease.
Researchers at Tufts University School of Dental Medicine have successfully regenerated dental pulp-like tissues in animal model experiments using a collagen-based biomaterial to deliver stem cells. The approach shows promise in restoring normal tooth function and may offer an alternative to traditional endodontic treatments.
A new study reveals that acorn worms can regrow every major body part, including the head, nervous system, and internal organs, from nothing after being sliced in half. The researchers hope to unlock the genetic network responsible for this feat and apply it to humans.
Researchers at CNIO found that tissue damage enables cells to adopt embryonic features through the OSKM gene system, mediated by proinflammatory molecule IL-6. This discovery could improve regenerative medicine and treatment of degenerative diseases.
A University of Pittsburgh researcher has successfully regenerates heart tissues in mice using components from zebrafish, a skill lost among humans and other mammals. Human heart cells have also shown promising results in vitro, paving the way for potential treatments for heart disease.
Gladstone scientists identified two chemicals that improved cardiac reprogramming, increasing cell production and quality. The discovery brings the technology closer to regenerating damaged hearts and treating heart failure.
Necroptosis is a crucial physiological process that regulates cell death and tissue function. Researchers have now found that RIPK1 inhibits another inducer of necroptosis, ZBP1, which triggers inflammation when mutated. This study provides new insights into the regulation of necroptosis and its role in chronic inflammatory diseases.
Researchers at Duke University have identified a crucial protein, CTGF, essential for spinal cord regeneration in zebrafish. By introducing the human version of CTGF, they were able to boost regeneration and improve swimming abilities in fish.
Scientists have found a key protein, connective tissue growth factor A (ctgfa), that facilitates spinal cord regeneration in zebrafish. The protein promotes the formation of bridges across damaged tissue, leading to improved healing outcomes.
A Penn-led team has discovered how some intestinal cells can withstand chemotherapy and radiation, providing new insights into the regenerative capacity of these reserve stem cells. The study found that these cells are in a dormant state, protected from damage, but can be activated by RNA-binding proteins to proliferate.
A study has found that a protein-folding gene plays a new role in wound healing, accelerating closure in diabetic mice. The researchers used zebrafish to test the hypothesis that Hsp60 promotes inflammation and cell proliferation, leading to tissue regeneration.
A new regenerative scaffold made of collagen hydrogel and collagensponge stimulates periodontal tissue regeneration by retaining fibroblast growth factor-2, promoting cementum, periodontal ligament, and alveolar bone regeneration. The combination improves biodegradability and promotes true regeneration in beagle dogs.
Researchers have developed new biomaterial scaffolds that incorporate patterned architectures and regional compartments of signaling factors to control tissue development. This technology enables the formation of complex cellular structures and miniature organoid tissues, mimicking natural developmental processes.
Iowa State researchers developed a method to design and fabricate microfibers that support cell growth, which could be used to reconnect nerves and regenerate damaged tissues. The fibers are flexible, biocompatible, and biodegradable, and have been shown to promote neural stem cell survival, differentiation, and proliferation.
Researchers develop a system to selectively destroy undifferentiated pluripotent stem cells (PSCs) using a special dye and light. This approach reduces the risk of teratomas, allowing for safer transplantation and potential treatments for various diseases.
Researchers found that messenger molecules in flatworms have alternate forms with varying tail lengths, affecting gene expression. The study provides insights into stem cell regulation and tissue regeneration.
Scientists at the University of British Columbia have made a groundbreaking discovery that could lead to treatments for fibrosis in Crohn's patients. Researchers found a mutation in mice that prevented fibrosis after infection, targeting a hormone receptor responsible for stimulating part of the immune response.
Two studies reveal unique properties of cells in Drosophila larvae that exhibit resistance to cell death and participate in tissue regeneration. Cells from specific 'tumor hotspots' express conserved signaling pathways necessary for tumor formation, while deregulation of these pathways is implicated in human cancer therapy resistance.
Human pluripotent stem cells can be directed into functional osteoblasts by adding the molecule adenosine, enabling efficient regeneration of bone tissue. The breakthrough could lead to regenerative treatments for patients with critical bone defects and soldiers with traumatic bone injuries.
Researchers at Boyce Thompson Institute developed a new method for transforming tomatoes by adding plant hormone auxin to the medium, reducing the time required from 17 weeks to just 11 weeks. This breakthrough enables scientists to speed up the breeding of more productive crops, ultimately improving food security and sustainability.
Researchers found that a dramatic shift in the microbial community of planaria robs it of regenerative abilities, similar to observed shifts in human inflammatory disorders. The study provides a valuable model for understanding the interplay between immunity and regeneration.
The MDI Biological Laboratory has received a $456,500 NIH grant to study chemotherapy-induced peripheral neuropathy. Dr. Sandra Rieger's research will focus on the molecular mechanisms underlying paclitaxel-induced peripheral neuropathy and its potential applications for other sensory neuropathies.
A new regenerative bandage heals diabetic foot ulcers faster and promotes healing without cancer risk, according to Northwestern University researchers. The bandage delivers a protein that recruits stem cells and creates new blood vessels, improving wound repair.
Researchers at MDI Biological Laboratory decipher genetic code controlling limb regeneration in zebrafish, axolotl, and bichir, revealing common genetic regulators. The discovery may lead to new therapies for wound healing and prosthetic device development, but a timeline for regrowing limbs remains uncertain due to funding constraints.
Kelly Schultz's NIH-funded project focuses on characterizing how mesenchymal stem cells interact with synthetic material to advance biomaterial design and tissue engineering. By understanding cell behavior in 3D environments, researchers hope to engineer cells to move faster, enabling quicker wound healing and tissue regeneration.
Researchers at Tokyo Institute of Technology identified fgf20a and fgf3/10a as major fibroblast growth factor ligands involved in fin regeneration. Fgf signalling acts directly on fin ray mesenchyme to form a blastema, promoting cell proliferation and tissue recovery.
Researchers utilized Regeneration Intelligence to evaluate signaling pathways in lung and liver fibrosis and glaucoma, identifying potential biomarkers and therapeutic targets. The study suggests that pathway signatures may play a role in aging-related diseases.
Researchers at Drexel University discovered that a specific type of ceramic scaffold causes macrophages to transform into an M2c phenotype, promoting bone regeneration. Direct contact between macrophages and scaffolds is essential for this process.
Researchers at Pitt School of Medicine identify mechanism by which bioscaffolds influence cellular behavior, promoting tissue repair and reconstruction. The study reveals the presence of nanovesicles in bioscaffolds, which enable cellular communication and facilitate regenerative processes.
A study suggests that stem cell infusion could help restore the trabecular meshwork, which drains fluid from the eye and prevents glaucoma. Researchers are confident that this approach may hold promise for primary open angle glaucoma, but further studies are needed to confirm its effectiveness.
A key gene called AUF1 determines whether adult stem cells can regenerate muscle after injury and with age. The study found that mice engineered to lack the AUF1 gene showed reduced stem-cell-driven repair, leading to muscle breakdown.
Researchers at the University of Pittsburgh School of Medicine and McGowan Institute for Regenerative Medicine showed significant improvement in strength and range of motion, as well as evidence for skeletal muscle regeneration in patients treated with bioscaffolds. The study demonstrated the effectiveness of regenerative medicine in i...
Researchers have developed a new technique to improve heart tissue transplants by identifying specific patterns of proteins and molecules that promote growth. This study has moved the goal of using patient's own genetic material to grow body tissue closer, with potential applications for other types of tissue regeneration.
Researchers found that a protein called b1-integrin is crucial for muscle regeneration in aged muscles. The team's study provides a promising target for therapeutic intervention to combat muscle aging or disease. By restoring the function of b1-integrin, regenerative abilities were restored to youthful levels in mice with aged muscles.