Articles tagged with Adult Stem Cells
Researchers at the University of Utah have identified two early steps in adult stem cell differentiation using DNA 'tattoos' on planarian cells. The study found 259 genes associated with stem cells and their daughters, shedding light on how multipotent stem cells take differentiation decisions.
Researchers at WPI aim to develop a novel method for transforming adult skin cells into stem-like cells using an extract from the African clawed frog. If successful, this could lead to treatments for degenerative diseases like diabetes and Parkinson's.
A UC Riverside researcher has developed a new method to culture human embryonic stem cells using no animal-derived materials, which could improve the safety and efficiency of stem cell therapies. The method uses a chemically synthesized ECM and results in stem cells with uncompromised pluripotency.
Researchers discover a drug-like molecule called Wnt that can substitute for the cancer-causing gene c-Myc to create embryonic-like stem cells. This breakthrough aims to develop safe and efficient methods for treating diseases such as Parkinson's disease and diabetes using induced pluripotent stem cells.
Researchers at Stanford University have discovered that mature fruit-fly cells can regress and serve as a type of de facto stem cell during the fly's life cycle. This finding counters previous assumptions about cell specialization and differentiation, suggesting the possibility of multiple types of adult stem cells in mammalian tissue.
A study by the American Society of Plastic Surgeons found that lower belly fat contains higher concentrations of adult stem cells than other body areas. This discovery holds promise for future treatments using stem cells to repair or replace damaged tissue, including conditions like breast cancer and Parkinson's disease.
A team of scientists at the Salk Institute found that specialized testis niche cells in fruit flies originate from adult stem cells. This breakthrough has implications for regenerative medicine, aging research, and cancer therapeutics. The study suggests that once a fly becomes an adult, some stem cells can replace their supporting nic...
Researchers at Joslin Diabetes Center have successfully transplanted muscle stem cells into mice with muscular dystrophy, improving muscle function and replenishing the stem cell population. This breakthrough study demonstrates the potential of stem cell therapy for treating degenerative muscle diseases like Duchenne muscular dystrophy.
Researchers at Whitehead Institute develop a technique to produce genetically identical induced pluripotent stem (IPS) cells, offering new efficiencies in embryonic stem cell research. This breakthrough allows for the creation of large numbers of IPS cells without genetic variation.
Researchers at the Salk Institute have made a groundbreaking discovery by reprogramming adult brain stem cells into support cells in their natural environment. This achievement opens up new avenues for treating neurological diseases such as multiple sclerosis, stroke, and epilepsy.
Researchers found adult stem cells can improve fracture healing by increasing bone and cartilage formation at the fracture site. This approach may lead to a new treatment for people suffering from non-healing fractures, which can cause pain, deformities, and even death.
Researchers at UNC have shown that transplantation of adult stem cells can improve healing of fractures in animal models. The study provides a scientific foundation for future clinical trials and could lead to a new treatment for millions of people suffering from bone union failure.
Researchers identified two key pathways controlling adult stem cells' repair and replacement abilities. By tweaking these pathways, they revived the ability of old mice's muscle tissue to repair itself nearly as well as younger counterparts.
Researchers discover at least one or two additional types of adult stem cells beyond Bmi1-expressing cells, found primarily in the upper third of the intestine. This finding complicates stem cell therapy for diseases such as Parkinson's and heart disease, requiring recognition of organ-specific stem cell complexity.
Researchers have found that adult stem cells from Parkinson's patients' noses can differentiate into dopamine-producing brain cells when transplanted into the brain of a rat. This breakthrough has significant implications for treating the debilitating symptoms of Parkinson's disease.
Researchers identified adult stem cells in the pituitary gland of mice that can adapt to traumatic stress or normal life changes. These cells are distinct from embryonic stem cells and have a more limited repertoire, but still play a crucial role in maintaining the organ's function.
Researchers have found that a key gene called Apc plays a crucial role in controlling adult stem cells and preventing tumours. The study suggests that when this gene is lost or damaged, the normal function of adult stem cells breaks down, leading to cancer. This research has important implications for using adult stem cells for therapy.
Researchers at Gladstone Institutes have identified two microRNAs, miR-1 and miR-133, which play a crucial role in controlling the differentiation of pluripotent embryonic stem cells into cardiac muscle. These findings provide insight into fine-tuning cellular processes and may lead to new treatments for heart-related diseases.
A dietary supplement containing blueberry, green tea, vitamin D3, and carnosine extracts has been shown to reduce neural damage and motor deficits in animal models after a simulated stroke. The study found that the supplement increased new neuron production and was 100 times more potent than individual ingredients.
Researchers have found that adult stem cell changes underlie Hutchinson-Gilford Progeria Syndrome (HGPS), a rare genetic disease causing premature aging. The study reveals progerin's effect on adult mesenchymal stem cells, leading to accelerated maturation into bone and loss of fatty tissues.
Recent research suggests adult stem cells from blood or marrow may provide treatment benefits for certain autoimmune diseases and cardiovascular disorders. The studies indicate that these cells can contribute to modest improvement in cardiac function, but more clinical trials are needed to determine their effectiveness.
Researchers are exploring the potential of generating insulin-producing cells using adult stem cells to treat type 1 diabetes. The partnership aims to restore normal blood sugar levels through autologous cell transplantation, eliminating the need for immunosuppressive agents.
Researchers at Burnham Institute for Medical Research discovered how two signaling pathways control epigenetic modifications that regulate muscle stem cell growth and differentiation. The study highlights potential pharmacological avenues for selective gene expression control in regenerative medicine.
Using adult human stem cells, researchers found that the treated hearts contained more blood vessels and exhibited increased DNA repair activity. The study suggests that these stem cells have an instant stimulating effect on surrounding heart tissue following transplantation.
Researchers have discovered a way to transform adult human skin cells into cells resembling embryonic stem cells, which can differentiate into various tissue types. The converted cells display physical and genetic features similar to those found in embryonic stem cells.
A team of researchers at Thomas Jefferson University discovered stem cells in the intervertebral discs of humans and animals, suggesting a potential new approach to treating degenerative disc disease. The discovery could lead to the use of adult stem cells to repair damaged discs and alleviate lower back and neck pain.
Researchers have found that adult stem cells do not rely on the protein Oct4 to remain undifferentiated. Studies using sensitive assays failed to detect Oct4 in these cells, revealing a different regulation of pluripotency in adult versus embryonic stem cells.
The Stowers Institute's Xie Lab has discovered that stem cell aging is controlled by both intrinsic and extrinsic factors. The study found that specific proteins, adhesion between cells, and enzyme activity can influence stem cell lifespan and function, potentially leading to the development of new therapies for age-related diseases.
Researchers from Weill Cornell Medical College report a breakthrough in isolating specialized subsets of spermatogonial stem cells that can generate a wide range of cell and tissue types. The study's findings have promising implications for regenerative medicine, offering an alternative to embryonic stem cells.
Scientists have successfully reprogrammed adult stem cells from male mice' testes into functional blood vessels and cardiac tissue. These multipotent adult spermatogonial-derived stem cells may offer an alternative to embryonic stem cells without ethical concerns.
Researchers have successfully grown cartilage-like cells from human embryonic stem cells using the Rice method. The study's results mimic different types of cartilage found in the human body, such as hyaline articular cartilage and fibrocartilage.
Researchers at University of Michigan dispute the immortal strand hypothesis, which suggests adult stem cells minimize genetic mutations through a non-random DNA segregation process. They found no evidence supporting this idea in blood-forming mouse stem cells.
Researchers identified a protein signal that prevents neural stem cells from becoming neurons, shedding light on the maturation process of stem cells. The discovery could simplify stem cell isolation and potentially have implications for treating nervous system damage.
A new study suggests that infection with human adenovirus-36 (Ad-36) may contribute to the development of obesity in some individuals. The virus transforms adult stem cells into fat cells, leading to increased fat accumulation.
Researchers at Forsyth Institute have identified a novel mechanism controlling adult stem cells, highlighting the importance of direct cell-to-cell communication. The study's findings suggest that gap junctions play a critical role in regulating stem cell behavior and tissue regeneration.
A University of Michigan study has identified the Sox17 gene, which regulates blood-forming fetal stem cells. The discovery may lead to new insights into childhood leukemias and the development of bone marrow transplantation from human embryonic stem cells.
A study has discovered that many human genes hover between 'on' and 'off' in any given cell, failing to finish transcription but remaining primed. This vulnerability could explain why cells acquire new properties in diseases like cancer and diabetes.
A study by University of Pennsylvania researchers discovered that deleting a gene essential for DNA repair leads to premature aging and loss of stem cells in adult mice. This accelerated aging process results from the exhaustion of tissue renewal mechanisms.
Researchers have successfully engineered adult stem cells from human cord blood to produce insulin, a potential breakthrough in treating type 1 diabetes. The discovery uses complex signals produced by embryonic mouse pancreas to direct adult stem cells into islet-like cells, producing C-peptide and insulin.
Adult stem cells are not responsible for producing insulin, contrary to previous research. Instead, beta cells slowly divide to replenish their own population. This discovery advances basic knowledge of insulin biology and could lead to eventual therapies.
A Phase I study at Rush University Medical Center found that adult stem cell therapy significantly improved heart, lung, and global function in heart attack patients. Patients receiving the therapy experienced a lower number of adverse events and were 75% less likely to experience arrhythmic events compared to those receiving a placebo.
Researchers have developed a technique to encourage survival and growth of adult stem cells, found in many tissues, which hold great promise for treating injuries and some diseases. The study's findings suggest that by manipulating the environment surrounding the cells, certain growth factors can protect them from pro-death signals.
Researchers at Rockefeller University have successfully cloned mice from adult skin stem cells using nuclear transfer, with a success rate of 19 out of 100 attempts. This breakthrough could lead to the creation of personalized embryonic stem cell lines for disease research and treatment.
Researchers at Rockefeller University have cloned healthy mice from adult stem cells, a breakthrough that could lead to new therapies and treatments. The successful cloning rate was 1.6% when using female skin stem cells, but higher when using male stem cells, opening up potential for future human applications.
Adult stem cells in a specific region of the mouse brain have a built-in mechanism to participate in the repair and remodeling of damaged tissue. The study's findings suggest that these cells may also exist in humans, potentially leading to new treatments for disorders like stroke and traumatic injury.
A Pittsburgh-based research team has created an innovative ink-jet system to print bio-inks that direct muscle-derived stem cells to differentiate into both muscle and bone cells. This technology could revolutionize the design of replacement body tissues, benefiting millions of people with damaged tissues due to various conditions.
A sugar molecule called SSEA-4 has been found on the surface of adult stem cells in bone marrow, which give rise to fat, cartilage, and bone. This discovery may help isolate and purify these cells for use in therapies aimed at bone healing, tendon repair, and cartilage regeneration.
Researchers have successfully cloned mice using fully differentiated blood cells, disproving the need for adult stem cells in the process. The study found that these cells were more efficient than stem cells or progenitor cells, paving the way for new approaches to animal cloning.
Researchers at Northwestern University have found that hematopoietic stem cells can transform into a wide variety of tissue types, not just blood cells. Additionally, the elasticity of a stem cell's environment plays a major role in determining its growth, with softer environments producing nerve-like cells and more rigid environments ...
Researchers have made breakthroughs in transforming adult stem cells into various tissue types, such as blood vessel cells, nerve-like cells, and muscle-like cells. These advancements hold promise for treating conditions like Parkinson's disease, diabetes, and spinal cord injuries.
Researchers develop nanotubes to enhance adult stem cells' ability to differentiate into neurons in stroke-damaged rat brains. Additionally, nanoparticles promote formation of blood vessels and boost cardiovascular function after heart attacks.
Scientists at the University of Pennsylvania School of Medicine have isolated a novel population of multipotent adult stem cells from human hair follicles. These cells can differentiate into nerve cells, smooth muscle cells, and melanocytes, offering potential treatments for various disorders.
Researchers at UB aim to improve heart function in hibernating myocardium using bone marrow mesenchymal stem cells. The study will investigate the effects of aging on MSC potency and develop optimized therapeutics for managing chronic coronary artery disease.
Researchers at Rice University developed a new method to coax bone cells into producing up to 75 times more calcium, paving the way for regenerating healthy bone. The study, led by undergraduate Néha Datta, uses adult stem cells and a novel growth medium approach.
Researchers have discovered a way to multiply adult stem cells 30-fold, offering promise for treating blood diseases and gene therapies. This breakthrough could address the limited availability of stem cells from donors.
Researchers at University of Cincinnati have developed a new chemical compound that can accelerate adult stem cell mobilization, enabling easier harvesting. The findings reveal the RAC GTPase family plays a crucial role in regulating stem cells' movement into bone marrow and blood stream.
Researchers at Johns Hopkins Medicine have successfully treated heart attacks in animals using adult mesenchymal stem cells. The goal is to develop a widely applicable treatment to repair and reverse heart muscle damage caused by infarction.
Scientists at MIMR have identified adult stem cells in the uterus, which could lead to new treatments for conditions like pelvic floor prolapse. The discovery may also aid in understanding how diseases of the uterus develop and further general studies into adult stem cells.
The researchers found that activating the Oct4 gene in adult tissue causes tumors by preventing stem cells from differentiating. This discovery may allow scientists to multiply adult stem cells in the lab without forming mature tissue.
The Hopkins team is conducting a Phase I study to test the safety of injecting donor adult stem cells into patients who have recently suffered a heart attack. The study aims to determine if the stem cells can repair damage to the heart muscle and restore its function.