Articles tagged with Adult Stem Cells
A severe form of muscular dystrophy has been found to impair muscle regeneration, with researchers identifying a genetic defect that affects laminin-α2 protein production. This discovery opens up new avenues for therapies targeting both muscle fibers and stem cells to slow disease progression.
A recent study published in The EMBO Journal reveals that the Setd8 gene plays a critical role in the premature aging of the brain by controlling neural stem cell activity and proliferation. Artificially lowering Setd8 levels mimicked molecular signatures of aging, highlighting its potential as a biomarker for early aging.
A new framework outlines crucial validity standards for stem cell technology to study devastating brain disorders, aiming to translate laboratory discoveries into effective treatments. The framework addresses the critical gap in translating genetic discovery to clinical application.
Researchers have discovered adult stem cells from a non-human primate that closely resemble human biology, offering new potential treatment targets for diseases. The discovery uses a novel computational method to identify the optimal animal model, reducing animal usage and paving the way for more effective stem cell therapies.
Recent research reveals that adipose-derived stem cells from obese individuals do not fully recover their anti-inflammatory capacity even two to three years after significant weight loss. The study, published in Stem Cells International, used bariatric surgery as a model to investigate the impact of weight loss on these stem cells.
A UC Riverside-led study found that adult stem cells rely on histone chaperones to maintain their regenerative capacity. The researchers discovered that disrupting these proteins can lead to specific changes in stem cell identity, potentially guiding them into desired cell types.
The ISSCR has elected new Vice President, Treasurer, Clerk, and Directors to lead the organization. Fiona Doetsch, Lee Rubin, and Megan Munsie bring expertise in neural stem cells, iPSCs, and developmental biology to their new roles.
Researchers at the University of Houston College of Pharmacy have identified a potential therapeutic target to repair injured muscles. They discovered that fibroblast growth factor–inducible 14 (Fn14) plays a crucial role in regulating satellite cell stability and function, which are responsible for muscle growth, repair, and regenerat...
Researchers have developed a way to activate adult stem cells from human bone marrow, enabling their expansion outside the body for use in bone marrow regeneration. The new method significantly improves transplant success rates for patients with genetic disorders or those who require a bone marrow transplant.
An international team of scientists has molecularly decoded blood stem cell differentiation pathways using state-of-the-art sequencing methods. They identified a crucial surface protein, PD-L2, which suppresses the immune response by preventing T cell activation and release of inflammatory substances.
Researchers discovered a molecular switch, FLI-1, essential for blood stem cells to enter an activated state. Transiently producing FLI-1 in quiescent adult mobilized bone marrow stem cells activates them, improving their ability to expand and restore the blood cell supply in a new host.
A University of Ottawa neuroscientist has led a Canadian research team to discover how neural stem cells integrate signals from different cell types and decode them. The study found that low daughter cell numbers trigger activation, while high numbers keep them in quiescence, offering new insights into cellular relationships and potent...
Researchers at UCSF have discovered a new type of stem cell in the young brain that can form cells found in tumors, shedding light on how adult brain cells grow and develop into deadly brain cancers. The study provides a comprehensive roadmap for understanding healthy brain development, which could lead to better treatments for conditi...
A preclinical study suggests the experimental compound K884 can restore lost muscle function in Duchenne muscular dystrophy (DMD) patients by strengthening muscle repair. The drug targets specific enzymes, allowing muscle stem cells to develop into functional tissue.
Research found that intermittent fasting inhibits hair growth in mice by causing oxidative stress on stem cells. A clinical trial showed a similar effect in humans, with a 18% reduction in hair growth speed.
Researchers created a comprehensive map of blood cell changes from fetal development to old age, finding that leukemia cells can reflect young or old blood cell production. Patients with leukemia whose cells resemble young blood cells have a worse prognosis.
Researchers at MD Anderson Cancer Center have made significant advancements in understanding tissue regeneration, with a focus on epigenetic regulation and retrotransposon suppression. MicroRNAs have also been identified as potential biomarkers for COVID-19 severity in cancer patients, while a novel protein complex drives lung regenera...
Researchers have discovered a gene called NANOG that can improve nerve regrowth and re-establish innervation in damaged muscles after traumatic nerve injuries. This discovery has significant potential to help mitigate long-term disability for people with debilitating nerve injuries.
Glioblastoma, the most malignant primary brain tumour, has an 18-month median survival rate despite treatment. New research from the University of Ottawa suggests a drug used to slow ALS progression may also suppress glioblastoma's self-renewing cancerous stem cells.
Researchers from the Hubrecht Institute found that tuft cells can proliferate and generate new epithelial cell types, restoring damaged gut tissue. This discovery may have important implications for regenerative medicine.
Researchers at Johns Hopkins University mapped variation in human stem cells, revealing unique developmental patterns and gene expression traits that modify conserved steps. The findings may aid personalized regenerative therapies and advance understanding of cellular variation in humans.
The study identified DUSP13 and DUSP27 as crucial enzymes that regulate the transition of proliferating skeletal muscle stem cells into the differentiation stage. Mice lacking these genes exhibited delayed muscle regeneration, highlighting their importance in maintaining muscle function.
Researchers at Sylvester Comprehensive Cancer Center have developed a new treatment approach that enables more patients with high-risk blood cancers to receive stem cell transplants from unrelated, partially matched donors. The study found an overall survival rate of 79% and impressive metrics in high-risk patients.
A University of Saskatchewan researcher is building tiny pseudo-organs from stem cells to help diagnose and treat Alzheimer's disease. These 'mini-brains' more accurately reflect a fully-fledged adult human brain, allowing for closer examination of neurological conditions.
A team of scientists has created a single-cell atlas for the highly regenerative worm Pristina leidyi, revealing new insights into its regenerative abilities. The study characterizes all major annelid cell types and provides molecular signatures that could inform stem cell technologies and regenerative medicine.
JAX researchers develop platform to mimic genetic diversity in humans, allowing for precise modeling of disease mechanisms and therapeutic targets. The platform enables direct comparison between mouse and human cells, providing molecular insights into autism, intellectual disability, and other neurodevelopmental disorders.
Researchers developed a new tool to study adult neural stem cells, identifying their dormant state and behavior. By analyzing autofluorescence signatures, they can study the aging process and neurological diseases.
Researchers discovered that the vitamin D/vitamin D receptor pathway protects enterocytes during aging, reducing ISC proliferation and centrosome amplification. This study provides insights into the molecular mechanisms underlying healthy aging in Drosophila.
A new study from the University of Ottawa proposes using vanoxerine, a drug initially developed for cocaine addiction, to potentially treat advanced colon cancer. Vanoxerine has been found to suppress cancer stem cell activity in colon cancer patients' tissues and tumours implanted in laboratory animals. The drug works by interfering w...
Researchers at NYU Grossman School of Medicine found that blocking the Notch signaling pathway in aging skeletal stem cells increases bone mass and restores lost bone-healing ability. The study used single-cell RNA sequencing to reveal that Notch signaling becomes abnormally active with age, shifting cells towards fatty degeneration.
Researchers found that enteroendocrine cells in Drosophila intestinal epithelium undergo dedifferentiation into intestinal stem cells in response to nutritional changes, such as recovery from starvation. This process is vital for ISC expansion and subsequent intestinal growth following food intake.
For the first time, researchers have identified self-renewing stem cells in the human thymus, which could lead to new treatments for immune diseases and cancer. The thymus, a gland located in the chest, was previously thought not to contain epithelial stem cells.
Researchers have found that mouse stem cells mimic their parent animals' cold resistance, generating energy differently at low temperatures. This discovery opens up new avenues for studying organ preservation and human hibernation using in vitro models.
A study published in Nature Cell Biology found that blood stem cell diversity arises during embryonic development and can be manipulated in childhood to improve overall health. The researchers used zebrafish and human pluripotent stem cells to demonstrate the potential of enhancing blood stem cell production.
Scientists have developed a new method to deliver genetic information to stem cells using nanoparticles coated with a specific polymer, enabling more efficient control over cellular differentiation. This innovation has the potential to improve the efficiency and effectiveness of regenerative medicine treatments.
Researchers developed a novel approach that promotes bone regeneration in mice without implantation of bone tissue or biomaterials. By carefully stretching the skull along its sutures, they activated skeletal stem cells that reside in these wiggly seams, repairing damage to the skull that would not have healed on its own.
The Cleveland Clinic is developing a stem cell treatment for complex regional pain syndrome, a debilitating disease that causes chronic pain, using human mesenchymal stem cells (hMSC). The research has long-term potential for providing patients an alternative to addictive opioid treatments.
Researchers at UNSW Sydney have made significant discoveries about embryonic blood stem cell creation that could one day eliminate the need for blood stem cell donors. Two studies have emerged from UNSW researchers in this area that shine new light on how precursors to blood stem cells occur in animals and humans, and how they may be i...
A study published in Cell Stem Cell found that mitochondrial dynamics regulate the dormant state of adult muscle stem cells, which are essential for tissue stability. The researchers discovered that the protein OPA1 regulates this process and its depletion leads to severe muscle stem cell defects.
Researchers led by Jianyi Zhang aim to find key pathways for reprogramming adult heart muscle cells to proliferate in response to a heart attack, potentially leading to improved heart attack recovery through growth of new heart muscle cells. The grant will fund three projects at UAB and two other universities.
A study published in Stem Cell Reports found that manipulating two signaling pathways, MAPK and PI3K-AKT, enhances the maturation of human-induced pluripotent stem cell-derived cardiomyocytes. This breakthrough discovery has significant implications for the development of cell therapy for heart disease.
Researchers developed a mathematical model to predict the efficiency of nanoparticle delivery into cells, particularly in stem cells. They found that nanoparticles become trapped in bubble-like vesicles, preventing them from reaching their targets.
Researchers have developed a unique 3D printed system to harvest mesenchymal stem cells from bioreactors, which can be used for various treatments. The system combines microfluidics and 3D printing to process adult stem cells, potentially making stem cell therapies more widely available.
Researchers have developed a process to convert non-neuronal cells into functioning neurons that can take up residence in the brain and restore capacities undermined by Parkinson's destruction of dopaminergic cells. In a proof-of-concept study, one group of experimentally engineered cells performs optimally in terms of survival, growth...
A receptor protein called insulin receptor is pivotal for brain stem cell longevity, according to a Rutgers study. The researchers also found that the same protein plays a crucial role in sustaining brain cancer cells.
A molecular switch, p57, enables stomach stem cells to change allegiance from normal digestion to injury response, potentially leading to new treatments for gastric pathologies. The study's findings suggest that p57 is a key regulator of reserve stem cell state in gastric chief cells.
Researchers discovered that fusing Müller glia with adult stem cells can differentiate into ganglion cells, a type of neuron essential for vision. This finding brings hope for recovering the retina's regenerative capacity in humans.
Researchers at RMIT University used high-frequency sound waves to turn stem cells into bone cells, overcoming challenges in mass production and pain associated with extraction. The innovative treatment is faster, simpler, and more efficient than existing methods.
Research reveals YME1L protein balances cellular proliferation and quiescence in neural stem cells. Defects lead to premature conversion of stem cells into neurons, impairing long-term neural regeneration.
Researchers discovered that old neurons can block neurogenesis in mice, highlighting excessive senescence as a driving factor behind aging. By destroying senescent cells, the study showed enhanced hippocampal neurogenesis and cognitive function in middle-aged mice.
Researchers have discovered molecules that could be candidates for contraceptives or fertility enhancers using human blastoid models. These models also show promise in improving the self-organization of stem cells during IVF procedures.
Scientists from the University of Johannesburg found that shining two lasers on adult stem cells accelerates their transformation into different types of cells. The consecutive irradiation increases proliferation and differentiation under laboratory conditions, paving the way for potential therapies to repair damaged tissues.
A new study created a model to show how dysfunction of air sac cells initiates fibrotic cascade in lung diseases like IPF and chILD. The study used patient-specific cells with altered genes to test novel therapeutics, offering hope for developing effective treatments without risky biopsies.
A study published in the Journal of Clinical Investigation found that infection triggers the expression of a protein called IL-33, leading to overgrowth of air spaces and increased mucus production. The researchers suggest that blocking this process could prevent chronic lung damage caused by viral infections.
A study confirmed the safety of a novel stem cell therapy for knee pain caused by osteoarthritis. The treatment, which involves transplanting patient's own mesenchymal stem cells into the affected knee, showed no serious side effects over five years.
Researchers at Mount Sinai found that SARS-CoV-2 can infect surface cells of the eye, revealing presence of infection-associated proteins and suppressed IFNβ. Ocular surface cells are susceptible to infection, while central cornea is less vulnerable.
Researchers at Penn Medicine discovered a new mechanism of lung tissue regeneration in infant lungs, where alveolar type 1 cells reprogram into alveolar type 2 cells after injury. This finding could impact the development of regenerative lung therapies and explain why COVID-19 affects children differently than adults.
Scientists at Institut Pasteur have successfully visualized neural stem cell activation in adult zebrafish brains, demonstrating coordinated events in time and space. This breakthrough may improve understanding of regulation processes during brain tumor formation.
A groundbreaking study by Liu et al successfully transplanted adult human eye stem cells into monkeys' eyes, restoring normal vision and supporting photoreceptor function. The retinal pigment epithelium-derived cells showed no serious side effects and integrated stably for at least three months.
A team of researchers at Duke University has developed a new method to program stem cells into desired cell types using CRISPR gene editing. By analyzing the transcription factors key to making each cell type, they improved the accuracy of model cells grown from stem cells.