Articles tagged with Regenerative Medicine
Researchers at Cedars-Sinai Medical Center have developed a novel procedure to prepare human amniotic membrane for use as a scaffold for specialized stem cells, which may treat corneal diseases such as blindness. The new method promises to streamline clinical applications of cell therapies and accelerate research in this area.
A team of doctors and scientists at Cedars-Sinai Medical Center used stem cell technology to create neurons from patients' skin cells and block the damaging effects of a defective gene. The study provides proof of concept for a new therapeutic strategy, suggesting a potential future therapy for Lou Gehrig's disease.
Four UCLA researchers received significant funding to advance promising stem cell therapies for HIV/AIDS, prostate cancer, and sickle cell disease. Drs. Jerome Zack, Robert Reiter, Donald Kohn, and Gerald Lipshutz will use the grants to develop innovative treatments with potential to revolutionize disease care.
A Cedars-Sinai researcher has been awarded $5.18 million to advance stem cell technologies in segmental bone defects. The team aims to develop a novel approach to treat the condition without grafting bone, using stem cells and ultrasound to deliver a bone-forming gene.
Researchers at UC Davis have successfully generated oligodendrocytes with spiking properties, allowing them to produce myelin and mature into functional brain cells. The enhanced cells showed superior regenerative capacity and produced thicker, longer myelin sheaths than natural cells.
Researchers developed an efficient way to target and repair defective genes using a novel technique that simplifies previous methods. This breakthrough enables the potential to repair genetic defects responsible for diseases like breast cancer, Parkinson's, and others, opening doors for meaningful therapeutic applications.
A UC Davis study reveals that astrocytes can protect brain tissue and reduce disability due to stroke. The research found that a specific type of astrocyte called Olig2PC-Astros has greater antioxidant effects and improves learning and memory in rats.
Researchers discovered human kidneys discarded for transplant can serve as a natural scaffold material for manufacturing replacement organs in the lab. The study suggests that these organs could potentially be used to help solve the critical shortage of donor organs.
Researchers from USC Keck School of Medicine have uncovered unique cellular and molecular mechanisms behind tooth renewal in American alligators. The study found that alligator teeth are complex units of three components, including a functional tooth, replacement tooth, and dental lamina, which contain stem cells for regeneration.
Researchers at Massachusetts General Hospital successfully developed implantable, bioengineered rat kidneys that produced urine and functioned in living animals. The approach uses donor organs stripped of cells, repopulated with human or animal cells, and cultured to mimic native organ structure and function.
Engineered stem cells produce US2 protein to increase survival by 59%, potentially improving treatment for bowel disease, traumatic brain injury, and organ transplants. The modified cells can modulate inflammation and promote healing, offering new hope for patients in need of regenerative therapies.
Scientists at Tufts University have shown that transplanted eyes can confer vision without a direct neural connection to the brain. The study used frog models and found that ectopic eyes could 'see' and elicit responses similar to those of animals with natural eyes.
A new study on the Newt transcriptome has identified 826 proteins specific to urodeles and several newly discovered proteins that may play roles in regeneration. The data outline genes present only in regenerating tissues, which could be crucial for regenerative medicine research.
A Cedars-Sinai physician-scientist is leading a research study on Charcot-Marie-Tooth disease, the most common inherited neurological disorder, using induced pluripotent stem cells. The goal of the study is to determine if personalized stem cell lines can be generated for individual patients and potentially cure the disease.
Researchers at Wake Forest Baptist Medical Center identify a unique rat model of bladder regeneration, which may help understand regenerative processes in mammals. The study found that cells in the bladder lining proliferate and transition into stem cells to repair damaged bladders.
Researchers have discovered that embryonic endothelial precursors can differentiate into beating cardiomyocytes in the absence of Scl, a master regulator of blood development. This finding may provide new avenues for creating cardiac stem cells and treating heart conditions through regenerative medicine.
Researchers at University of Nottingham are developing new injectable materials that stimulate stem cells to form new blood vessels, heart and bone tissue. The goal is to create radical new treatments for diseases with no cure, reducing the need for invasive surgery.
Researchers at Pitt's Swanson School of Engineering and School of Medicine have developed a cell-free, biodegradable artery graft that regenerates an artery in situ within 90 days. The graft's porosity allows for immediate cell infiltration, leading to strong and compliant new arteries.
Scientists successfully created 'scaffolds' from pig kidneys to potentially build replacement kidneys for humans. The structure of the nephron was maintained, and blood vessels were able to maintain normal pressure when re-filled with blood in animal models.
Researchers employ pluripotent stem cells to model spinal muscular atrophy, revealing cell death mechanisms and identifying potential pharmaceutical treatments. The study provides an important clue for developing medicines to reverse or prevent motor neuron cell death in patients with the disease.
The review article explores how extrafollicular environments regulate hair and feather stem cell activities, as well as the role of stem cells in shaping organ forms. Researchers hope to apply this knowledge to develop regenerative medicine techniques for repairing damaged tissues, including fingers and toes.
Researchers at UC Davis Health System demonstrated the safety and efficacy of transplanting anti-HIV stem cells into mice, replicating a functioning human immune system. The technique protects and expands HIV-resistant immune cells, maintaining normal CD4 levels.
Scientists have developed lab-made, invisible filaments that resemble uncooked spaghetti with nanoscale dimensions, which can serve as scaffolds for tissue repair. These 'noodle gels' and 'spaghetti highways' could guide cells to specific locations for repair and deliver beneficial substances to diseased areas.
Researchers at Cedars-Sinai are exploring new treatments for Alzheimer's disease by targeting the immune system and amyloid plaques in the brain. The goal is to identify drugs that can stimulate macrophages to clean up these plaques, allowing brain regeneration.
A novel technique enhances bone growth by guiding stem cells to the bone surface, increasing bone density and preventing age-related bone loss. The study successfully tested this approach in mice with osteoporosis, paving the way for human trials.
Researchers at UC Davis have developed a new approach using stem cells to deliver gene therapy specifically targeting the genetic abnormality found in Huntington's disease. By transferring inhibitory RNA sequences from donor cells into target neurons, they significantly decreased the synthesis of the abnormal huntingtin protein.
The Cedars-Sinai Regenerative Medicine Institute has opened a new facility to produce induced pluripotent stem cells, which can be used to study human diseases and develop new treatments. Cells produced by the core will be critical for innovative research aimed at increasing our understanding of human diseases and genetic disorders.
Researchers at IRB Barcelona have identified human colon stem cells and developed a method to grow them in lab-plates. This breakthrough could lead to significant advances in regenerative medicine, potentially treating diseases such as colorectal cancer and Crohn's disease.
The Toronto XVIVO System successfully treated and improved the function of high-risk donor lungs, allowing them to be safely transplanted. This technique could significantly expand the donor organ pool and improve outcomes after transplantation.
A preclinical study found VitaKine PCT to significantly enhance cardiac function, increasing ejection fraction by 23%, compared to controls. The therapy contains white blood cells in specific ratios and concentrations, offering a precise approach to treating heart attack patients.
A pioneering study shows tissue-engineered urethras, made with the boys' own cells, are functional and viable within 3 months. The grafts have lasted at least six years and maintained adequate outflow, offering a new alternative for reconstruction.
Researchers at Wake Forest University Baptist Medical Center successfully implanted laboratory-grown urethras in five boys, showing functional results throughout a six-year follow-up period. The engineered tissue replaced damaged segments of the urinary tube, providing an alternative to traditional tissue grafts with high failure rates.
A recent study found that reprogramming stem cells leads to genomic aberrations and genetic mutations similar to those in cancer cells. This raises concerns about the safety and effectiveness of using these cells for regenerative medicine applications.
Researchers have developed bioengineered veins that can be used in life-saving vascular surgeries, offering a promising solution for patients lacking suitable veins. The technology has shown promise in reducing complications and costs associated with traditional grafts used in coronary artery bypass grafting and hemodialysis.
A Cedars-Sinai research team has received a $1.9 million grant to develop a new pharmaceutical discovery process using pluripotent stem cells, aiming to find a treatment for Spinal Muscular Atrophy. Another team will create a new imaging system to monitor stem cell treatments in real-time, providing insights into tissue regeneration.
A team of UCLA researchers has developed a chemically defined culture medium that supports the long-term quality and maintenance of human embryonic stem cells. The new medium, using a feedback system control scheme, eliminates the need for animal products and enables routine single-cell passaging.
A study by Northwestern Medicine found that CD34+ cells can stimulate new blood vessel formation in ischemic limbs, reducing the risk of amputation. The treatment also showed significant repair of cardiac and vascular tissues, providing evidence for its potential to treat previously irreversible conditions.
The Hastings Center Report has published four essays on the next generation of bioethics, exploring new areas such as pharmaceutical industry ethics, public health, and regenerative medicine. These essays propose broadening the approach to dying and creating a framework for teaching an aging population to prepare for death.
Scientists have successfully engineered miniature human livers that function like real ones in a laboratory setting. The next step is to test their function after transplantation in animal models, with the ultimate goal of providing a solution to the liver transplant shortage.
A team of researchers aims to develop a biological treatment for compression fractures, the most common type of bone fracture in osteoporosis patients. The goal is to promote healing and stimulate normal bone production.
The American Society of Hematology (ASH) has developed recommendations for advancing regenerative medicine. The key focus areas include recognizing regenerative medicine as a priority at the National Institutes of Health (NIH), re-examining clinical trial methodologies, and improving communication between basic and clinical scientists.
Researchers at MGH Center for Regenerative Medicine found that reprogrammed induced pluripotent stem cells (iPSCs) retain some characteristics of their cell of origin, which can both assist and complicate future uses. Cellular memories fade with successive generations.
The Wallenberg Institute for Regenerative Medicine (WIRM) at Karolinska Institutet will focus on pioneering research in the blood system and stem-cell therapy, aiming to treat diseases like diabetes, spinal injuries, and neurodegenerative conditions. The grant strengthens the institute's infrastructure with advanced technical equipment...
Researchers at Cedars-Sinai are studying the mechanisms of how human immune systems reject or accept transplanted brain stem cells. The team aims to develop new stem cell therapies for patients with ALS, Parkinson's disease and other neurological disorders.
Researchers from Louisiana Tech University are presenting their work on smart nanofilms for regenerative medicine at the 2010 Experimental Biology meeting. Their presentation highlights the first known application of a smart nanofilm sprayed directly on living tissue, showing promising results in wound healing and potential application...
A new multifunctional polymer material can rapidly neutralize both biological and chemical toxins, including bacteria, viruses, and nerve agents. The material has been shown to be effective in restoring enzyme activity after exposure to toxins.
Clive Svendsen's team develops specifically-engineered stem cells that stall nerve cell degeneration in ALS patients. The award will fund novel ex vivo gene therapy approaches to treat the disease.
Researchers found that male hormones can help vessels around the heart regenerate, potentially explaining why men experience worse heart attacks earlier in life. Androgen replacement therapy might one day be used to treat men at risk for heart disease.
Chinese researchers have become a leading contributor to peer-reviewed scientific literature on clock-reversing regenerative medicine, with over 1,100 publications in 2008. New regulations aim to improve patient safety and restore China's global reputation.
Researchers found that vitamin C accelerates gene expression changes and promotes efficient iPSC generation. The study suggests a simple way to improve iPSC production, which can be considered a reversal of the aging process at the cellular level.
Researchers have developed a novel method to generate functional hepatocytes for drug testing, offering an unlimited and reliable source of liver cells. The new technique uses induced pluripotent stem cell technology to create hepatocytes from adult skin cells, overcoming the limitations of primary human hepatocytes.
Researchers have successfully reprogrammed human umbilical cord blood cells into cells with properties similar to human embryonic stem cells. This breakthrough identifies cord blood as a potential alternative to adult cells for generating cells with theoretically limitless potential.
Bioengineers at UC San Diego have developed a novel method for sequencing-based methylation profiling, enabling more efficient and cost-effective methods for studying certain diseases. The breakthrough could fuel personalized regenerative medicine and help address concerns about stem cell tumors.
The University of Nottingham's studies found that improved collaboration with clinicians, better funding, and regulatory certainty are crucial for stem cell therapy success. The industry is at risk of market failure due to structural barriers within the NHS.
Dr. Nagy's method uses a novel wrapping procedure to deliver specific genes, overcoming major hurdles for personalized stem cell therapies. The breakthrough accelerates stem cell technology and provides a road map for new clinical approaches to regenerative medicine.
The University of California, San Francisco (UCSF) has received tentative approval for a comprehensive stem cell training program, designed to cultivate the next generation of stem cell scientists. The three-year grant, totaling $3.9 million, will support six graduate students, six postdoctoral fellows, and four clinician-scientists.
The study shows significantly increased disc tissue density and extracellular matrix components at 12 months post treatment, suggesting a potential link between ADRCs and improved disc condition. Viable ADRCs were identified within the discs, indicating a possible novel therapeutic for spinal surgery patients.
UC San Diego assistant bioengineering professor Karen Christman receives a $1.5 million NIH grant to further her research on developing novel multi-layer patterning technique for cell and tissue development. The goal is to control cell fate and generate differentiated cell sources, with potential applications in regenerative medicine.
Researchers have found that human umbilical cord blood cells can improve liver damage and function in rats with hepatitis. The study provides an alternative to bone marrow transplants for hepatic regenerative medicine, offering hope for patients suffering from terminal hepatic failure.
A cross-disciplinary research team from Harvard University, Whitehead Institute, and the Broad Institute of MIT and Harvard has uncovered significant new information about the molecular changes that underlie direct reprogramming. The researchers found that most cells fail to reprogram due to activation of normal 'fail safe' mechanisms.