Articles tagged with Regenerative Medicine
Scientists at the University of Pittsburgh School of Medicine have created a biodegradable nerve guide that can regenerate long sections of damaged nerves without stem cells or donor nerves. The technology has been tested in monkeys and shown promising results, including restored nerve conduction and replenished Schwann cells.
Susan Solomon, CEO of The New York Stem Cell Foundation (NYSCF) Research Institute, receives the 2020 ISSCR Public Service Award for her tireless efforts to support stem cell science and researchers. NYSCF has raised over $350 million for stem cell research projects.
Researchers identify Protease Activated Receptor 1 (PAR1) as a molecular switch that promotes myelin regeneration, potentially improving function in neurological disorders. The study's findings suggest new strategies for treating diseases of the central nervous system.
The Wake Forest Institute for Regenerative Medicine has been awarded a five-year, $24 million grant from the US Department of Health and Human Services to advance its lung-on-a-chip technology. The funding will be used to model the effects of chlorine gas on human lungs and develop treatments for resulting injuries.
Researchers at Istituto Italiano di Tecnologia have developed a new technique called Optoceutics, which uses visible light to specifically direct the fate of tissue cells. This breakthrough has significant potential for regenerative medicine and treating cardiovascular diseases.
The International Association for Dental Research celebrates its centennial with a special article highlighting key successes in tooth bioengineering and regenerative dentistry. Researchers discuss promising developments, including whole tooth tissue engineering and the potential for improved dental repair therapies.
Wake Forest Institute for Regenerative Medicine scientists have developed a faster and more efficient gene editing tool using the CRISPR/Cas9 system. The new delivery system packages both essential components together, enabling transient Cas9 expression and avoiding unwanted results.
Researchers at USC have developed a new method for repurposing cells, which they found to be significantly more reliable than existing techniques. The approach uses enzymes to untangle DNA and has been proven to work in mice and humans with near-perfect efficiency.
The relaxation of international regenerative medicine regulations can lead to a downward spiral in standards, warns Professor Margaret Sleeboom-Faulkner from the University of Sussex. As countries compete for innovative treatments, efficacy is compromised, and risks increase, making it harder to ensure patient safety.
A recent study proposes a quality control framework for umbilical cord blood-sourced allografts, outlining future safety and potency benchmarks. The study identifies a unique liaison among the UCB-sourced allograft, host mesenchymal stem cells, and their secreted exosomes that influences tissue regeneration in vivo.
Researchers developed a method to replicate fetal bone growth, aiming to improve healing rates for large bone defects. The approach, tested in rodent models, involves delivering stem cells and adjusting mechanical forces to mimic embryonic development, showing promising results without adverse side effects.
Researchers identified messenger cells that promote bone regeneration and called into question an existing dogma in biology textbooks. The discovery may lead to better strategies for boosting bone repair in other parts of the body.
A clinical trial using mesenchymal stromal cells from patient bone marrow shows significant improvements in pain levels and quality of life for osteoarthritis patients. The study, led by Sowmya Viswanathan and Jaskarndip Chahal, found that higher doses of MSCs resulted in more effective outcomes.
A team of researchers at Massachusetts General Hospital has identified brain cells in the dorsolateral septum that regulate fearful behavior in mice. Activation of these cells predicts how an animal will behave when faced with a threatening situation, and targeting them may help treat post-traumatic stress disorder.
A new virus- and oncogene-free induced pluripotent stem cell (iPSC) technology has been developed to produce safer pluripotent stem cells from cord blood and peripheral blood. This approach aims to address safety challenges inherent with pluripotent stem cell therapies.
Researchers identified conserved genes involved in regeneration across species, including flies, mice, and zebra fish. They also discovered new types of regulatory elements that can be activated to boost organ regeneration.
Research from the University of Pittsburgh suggests that Klotho protein can rejuvenate muscle healing in old mice. By raising Klotho levels or mitigating its deficiency, researchers were able to restore functional levels of muscle regeneration in aged skeletal muscle.
Extracellular vesicles, or 'cellular dust', have shown therapeutic properties similar to stem cells without their disadvantages. These gel-like vesicles can be produced by a single donor for several patients and have demonstrated potential in repairing heart, liver, and kidney lesions.
Researchers at Stowers Institute for Medical Research have isolated a regenerative cell capable of regrowing entire organisms. By combining genomics, single-cell analysis, flow cytometry, and imaging techniques, they targeted the elusive cell, which is a subtype of adult pluripotent stem cells, to discover its secrets.
Researchers discovered that blood stem cells with a genetic mutation can be compensated by normal stem cells producing specific types of immune cells. Key findings suggest these highly productive stem cells proliferate dramatically and maintain a balanced immune system when transplanted into mice.
A team of researchers has successfully designed and produced individualized, computer-modeled regenerative heart valves grown from human cells. These bioengineered replacements can grow and regenerate themselves without causing immune reactions in patients' bodies, addressing a major limitation of current artificial implants.
The UK Regenerative Medicine Platform aims to develop novel therapies that mimic the environment where stem cells grow in the body. Researchers will use their findings to stimulate repair mechanisms in damaged tissues, funded by £4 million.
Researchers at Kessler Foundation are investigating a new treatment using micro-fragmented adipose tissue injection to alleviate chronic shoulder pain in wheelchair users with SCI. The pilot study has shown promising results, with all six participants experiencing improved range of motion and reduced pain.
Researchers at CU Anschutz are working on stem cell-created skin grafts to treat Epidermolysis Bullosa, a debilitating inherited skin disease. The $3.8M grant from the DoD will help move technology into clinical trials, bringing hope for potential cures.
Researchers have found that the human brain's tiny blood vessels can trigger the growth of spinal motor neurons, which control muscles, during early development. This discovery could provide insights into diseases such as amyotrophic lateral sclerosis (ALS) and other neurodegenerative disorders.
The National Institutes of Health (NIDCR) established the DOCTRC Program to develop resources and strategies for regenerating dental, oral, and craniofacial tissues. Two national resource centers were established: The Michigan-Pittsburgh-Wyss Resource Center and the Center for Dental, Oral, and Craniofacial Tissue and Organ Regeneration.
By applying analytical techniques for stirred bioreactors to orbitally shaken bioreactors, researchers reconstructed a 3D model of OSB flow and identified key features of coherent structures. The study assesses the dispersion of nutrients in OSBs using Finite-Time Lyapunov Exponent analysis.
A study by Massachusetts General Hospital researchers identified a neural circuit mechanism involved in preserving memory specificity and a genetic 'switch' that can slow down memory generalization. Targeting levels of abLIM3 protein could improve memory in aging and reduce symptoms of PTSD.
Researchers have developed novel T cell immunotherapies using custom-made receptors called synNotch that can precisely target cancer and autoimmune diseases. The technology has the potential to overcome major hurdles in T cell immunotherapies, leading to more favorable treatment outcomes for patients.
Researchers at CU Anschutz have discovered a new approach to reprogramming adult skin cells into induced pluripotent stem cells (iPSCs) with unprecedented efficiency. This breakthrough has significant implications for the development of new corrective stem cell-based therapies for currently incurable diseases like Epidermolysis Bullosa.
Researchers have developed a human intestinal lining that mirrors living tissue when placed inside microengineered Intestine-Chips. This breakthrough enables personalized testing of drug treatments for debilitating gastrointestinal diseases such as Crohn's disease and ulcerative colitis.
Researchers have developed a method for mass preparing cellular aggregates called 'hair follicle germs' that may lead to new treatment for hair loss. The therapy involves regenerating hair follicles, the tiny organs that grow and sustain hair, on a large scale.
The University of Pittsburgh's Center for Medical Innovation has awarded grants to five engineering and medicine groups to develop novel biomedical devices. The projects focus on treating conditions such as peripheral artery disease, pulmonary fibrosis, and improving auditory pathology detection.
Researchers develop optimized titanium-mesh scaffolds that promote faster and more effective bone regeneration. The study found that softer implants enhanced healing, with results applicable to various types of bone defects.
Researchers have identified genes implicated in the remarkable regenerative capacity of embryos and ESCs. COX7A1 was found to be dysregulated in various cancer types, suggesting its potential as a novel cancer therapy.
Osaka University researchers develop an enzyme-driven approach to sticking biological ink droplets together, enabling the 3D printing of highly complex biological structures with a wide variety of cell types. The method overcomes compatibility problems with sodium alginate and results in high viability rates for cells.
Researchers at Cabimer have made significant discoveries about the control of cell division, highlighting the importance of the nucleolus in ensuring accurate chromosome distribution. The study found that precise temporal control of DNA compaction is necessary for equal distribution of chromosomes during mitosis.
A new digital platform provides lay summaries of hot-topic articles from leading international academics, bridging the gap between researchers and individuals outside academia. The ultimate aim is to stimulate conversations in all sectors on the impact of regenerative medicine on society.
The new Special Focus Issue explores key perspectives on regenerative medicine innovation, including regulatory developments and challenges to international harmonization. The issue aims to facilitate discussions among stakeholders, ensuring safe, ethical, and regulated translation of research from bench to bedside.
Researchers have found that titanium dioxide nanoparticles released from metal implants can interfere with bone formation and resorption, resulting in adverse effects. The review calls for further research to characterize the biological, physical, and chemical interactions between titanium dioxide nanoparticles and bone-forming cells.
Researchers discover potential of fetal membranes in treating various medical conditions, including cardiovascular and neurological diseases, diabetes, and more. Fetal membranes contain diverse stem cells, making them a promising tool for bioengineering applications.
US stem cell clinics are successfully registering for-profit, pay-to-participate studies on ClinicalTrials.gov, often with serious ethical and scientific flaws. These studies fail to disclose that patients are charged to participate in clinical research, using inappropriate inclusion and exclusion criteria.
Researchers at the Francis Crick Institute and colleagues discover that nerve cells use two signals to measure position accurately, turning into the right type of cell. This finding could inform regenerative medicine and tissue engineering approaches.
Researchers at Northwestern University have designed a sugar-coated nanomaterial that promotes bone regeneration by binding to growth factor BMP-2, reducing its need by 100 times. The biodegradable material functions as an artificial extracellular matrix, mimicking natural cell interactions.
Macrophages, known as the Pac-Man of the immune system, promote healing by regrowing severed nerves in rats, offering a promising alternative to current treatments like autografts. The approach uses biological signals to recruit younger, undifferentiated cells destined to become pro-healing macrophages.
Researchers at MDI Biological Laboratory studied various parameters of health in C. elegans to develop an empirical definition of old age and predict healthy lifespan. They found movement speed as a key marker for assessing the effect of anti-aging interventions.
A Harvard-Wyss Institute and University of Zurich team developed a nanofiber fabrication technique to create regenerative heart valves with growth potential. The technology enables rapid manufacturing of customizable, scalable, and cost-effective prostheses that can be implanted minimally invasively.
A Cedars-Sinai-led team developed a technique that cues bone to regrow its own tissue, potentially replacing bone grafts. The innovative method combines ultrasound, stem cell and gene therapies to mend severely broken bones.
Researchers at Tufts University successfully treated blind tadpoles with a serotonin receptor drug to induce nerve growth and promote visual learning, enabling the animals to process visual information from their grafted eyes. The study provides a potential road map for promoting innervation in regenerative medicine.
Researchers have developed a machine learning model that can predict the outcome of cellular interactions and design new cancer treatments. The Stampede supercomputer enabled the team to run billions of simulations, allowing them to identify patterns in the data and create a system capable of predicting laboratory results.
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.
Scientists have described a new species of fish-scale geckos (Geckolepis megalepis) that possess the largest scales of any gecko. These unique geckos can lose their skin at the slightest touch, making them challenging to study.
The 10-Year Anniversary Special Focus Issue of Regenerative Medicine explores the past decade's progress in regenerative medicine, including reviews, perspectives, and special reports. The journal has remained at the forefront of the field since its inception in 2006 and continues to showcase the latest research.
Researchers have found that axolotl salamanders can regenerate significant portions of their adult ovary after injury. This ability could lead to new treatments for pre-mature ovarian failure and reduced fertility in humans.
Researchers at UT Southwestern Medical Center have found that a low-oxygen environment can regenerate heart muscle in mice. This discovery builds on previous research that showed the ability of newborn mammals to regenerate their hearts, and demonstrates the potential for this approach to reverse heart disease.
Researchers at UT Southwestern Medical Center identified a pathway essential to heart formation, unveiling a mechanism that explains how non-coding DNA regulates neighboring genes. The discovery may have implications for understanding cardiac development and other genetic processes.
Researchers delivered human stem cells to damaged heart muscles in rats and found regional functional changes, while non-cell seeded sutures showed no effect. The study demonstrates potential for cell therapeutics to deliver cells to specific targets.
A new technique developed by Tokyo Medical and Dental University has improved bone regeneration by using double-layered cell constructs that can be transplanted onto bone defects. The technique increases the speed of bone repair and provides flexibility and durability ideal for surgical applications.
A review article explores regenerative medicine techniques in facial plastic and reconstructive surgery, including stem cells, growth factors, and synthetic scaffolds. The study suggests that these methods may improve outcomes and cost-effectiveness while minimizing risks.
The gut microbiome plays a complex role in cognitive and psychiatric disorders, including autism spectrum disorder, schizophrenia, Alzheimer's disease, and Parkinson's disease. Researchers are exploring synthetic biology to develop engineered bacteria that can remodel the gut microbiota and treat these conditions.